14DataAnalysisWithNumpy.ipynb

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      "name": "14DataAnalysisWith Numpy.ipynb",
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      "name": "python3",
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  "cells": [
    {
      "cell_type": "markdown",
      "metadata": {
        "id": "w52Pkv1i2kBV",
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      "source": [
        "# 1) Numpy Arrays"
      ]
    },
    {
      "cell_type": "markdown",
      "metadata": {
        "id": "IsRMnZfS2ml3",
        "colab_type": "text"
      },
      "source": [
        "## Array Basics"
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "CewpUdl74f97",
        "colab_type": "code",
        "colab": {}
      },
      "source": [
        "# 1D array"
      ],
      "execution_count": 0,
      "outputs": []
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "8ZWi0-uC5B4U",
        "colab_type": "code",
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      },
      "source": [
        "import numpy as np"
      ],
      "execution_count": 0,
      "outputs": []
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "xJKlnpnH5Fcs",
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      },
      "source": [
        "my_list = [1,2,3,4,5]\n",
        "print(my_list)"
      ],
      "execution_count": 3,
      "outputs": [
        {
          "output_type": "stream",
          "text": [
            "[1, 2, 3, 4, 5]\n"
          ],
          "name": "stdout"
        }
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "b2Uh8lqC5YOZ",
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      },
      "source": [
        "np.array(my_list)"
      ],
      "execution_count": 4,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "array([1, 2, 3, 4, 5])"
            ]
          },
          "metadata": {
            "tags": []
          },
          "execution_count": 4
        }
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "bLHiewkH5vg6",
        "colab_type": "code",
        "colab": {}
      },
      "source": [
        "arr = np.array(my_list)"
      ],
      "execution_count": 0,
      "outputs": []
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "k6oE-Ryj50vl",
        "colab_type": "code",
        "outputId": "acdfb756-bde5-40da-bee4-b19c1f328178",
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      },
      "source": [
        "arr"
      ],
      "execution_count": 6,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "array([1, 2, 3, 4, 5])"
            ]
          },
          "metadata": {
            "tags": []
          },
          "execution_count": 6
        }
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "7XrNv1Zr6G9J",
        "colab_type": "code",
        "colab": {}
      },
      "source": [
        "# 2D array"
      ],
      "execution_count": 0,
      "outputs": []
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "hNOKCWvg6KOV",
        "colab_type": "code",
        "colab": {}
      },
      "source": [
        "my_mat = [[1,2,3],[4,5,6],[7,8,9]]"
      ],
      "execution_count": 0,
      "outputs": []
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "NrovDLmr6RGH",
        "colab_type": "code",
        "outputId": "7585a3a2-33ad-4232-8add-a92c5c8f9583",
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        }
      },
      "source": [
        "my_mat"
      ],
      "execution_count": 9,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "[[1, 2, 3], [4, 5, 6], [7, 8, 9]]"
            ]
          },
          "metadata": {
            "tags": []
          },
          "execution_count": 9
        }
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "4VMpf3Uq6Uf6",
        "colab_type": "code",
        "outputId": "b6ae810d-ebf6-4962-b7b4-aa8bd257ee8f",
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      },
      "source": [
        "np.array(my_mat)"
      ],
      "execution_count": 10,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "array([[1, 2, 3],\n",
              "       [4, 5, 6],\n",
              "       [7, 8, 9]])"
            ]
          },
          "metadata": {
            "tags": []
          },
          "execution_count": 10
        }
      ]
    },
    {
      "cell_type": "markdown",
      "metadata": {
        "id": "4uZDXEKy7RTK",
        "colab_type": "text"
      },
      "source": [
        "## NumPy arrays using built in methods"
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "-6BkRztR7Sec",
        "colab_type": "code",
        "colab": {}
      },
      "source": [
        "import numpy as np"
      ],
      "execution_count": 0,
      "outputs": []
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "7bskU_yF-nHZ",
        "colab_type": "code",
        "colab": {}
      },
      "source": [
        "# 1) arange"
      ],
      "execution_count": 0,
      "outputs": []
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "ts-Ac8XF-pup",
        "colab_type": "code",
        "outputId": "3501532c-1a0b-4d5b-85ec-a1ad9487d2a0",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 33
        }
      },
      "source": [
        "np.arange(0,11)"
      ],
      "execution_count": 13,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "array([ 0,  1,  2,  3,  4,  5,  6,  7,  8,  9, 10])"
            ]
          },
          "metadata": {
            "tags": []
          },
          "execution_count": 13
        }
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "-3JAIhT--_iJ",
        "colab_type": "code",
        "outputId": "3d6e50ff-d18a-462a-ab85-96f2278f5f6a",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 33
        }
      },
      "source": [
        "np.arange(0,11,2)"
      ],
      "execution_count": 14,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "array([ 0,  2,  4,  6,  8, 10])"
            ]
          },
          "metadata": {
            "tags": []
          },
          "execution_count": 14
        }
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "fBa5KMfg_LzT",
        "colab_type": "code",
        "colab": {}
      },
      "source": [
        "# 2) zeros"
      ],
      "execution_count": 0,
      "outputs": []
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "6BowLeiw_RUv",
        "colab_type": "code",
        "outputId": "1f2a0e1d-d4b0-4195-af59-1349048c3739",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 33
        }
      },
      "source": [
        "np.zeros(3) # 1D array"
      ],
      "execution_count": 16,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "array([0., 0., 0.])"
            ]
          },
          "metadata": {
            "tags": []
          },
          "execution_count": 16
        }
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "b_PuzpjH_m9w",
        "colab_type": "code",
        "outputId": "d8b1231b-d1c6-4914-83b6-28c72596a595",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 67
        }
      },
      "source": [
        "np.zeros((3,4))"
      ],
      "execution_count": 17,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "array([[0., 0., 0., 0.],\n",
              "       [0., 0., 0., 0.],\n",
              "       [0., 0., 0., 0.]])"
            ]
          },
          "metadata": {
            "tags": []
          },
          "execution_count": 17
        }
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "fSOT586-_05S",
        "colab_type": "code",
        "colab": {}
      },
      "source": [
        "# 3) ones"
      ],
      "execution_count": 0,
      "outputs": []
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "B7kHI70p_38Y",
        "colab_type": "code",
        "outputId": "5aab8683-0ef3-4406-f95f-1ec15eff189f",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 33
        }
      },
      "source": [
        "np.ones(4)"
      ],
      "execution_count": 19,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "array([1., 1., 1., 1.])"
            ]
          },
          "metadata": {
            "tags": []
          },
          "execution_count": 19
        }
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "_jLA90ziAEaY",
        "colab_type": "code",
        "outputId": "4a98e1b1-b0e6-476e-a1c9-506d75e4ca8c",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 84
        }
      },
      "source": [
        "np.ones((4,5))"
      ],
      "execution_count": 20,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "array([[1., 1., 1., 1., 1.],\n",
              "       [1., 1., 1., 1., 1.],\n",
              "       [1., 1., 1., 1., 1.],\n",
              "       [1., 1., 1., 1., 1.]])"
            ]
          },
          "metadata": {
            "tags": []
          },
          "execution_count": 20
        }
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "bvfTD_LSAUk5",
        "colab_type": "code",
        "colab": {}
      },
      "source": [
        "# 4) linspace"
      ],
      "execution_count": 0,
      "outputs": []
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "um9GGAGzAeqo",
        "colab_type": "code",
        "outputId": "76544fab-0351-4405-9aef-11e8b07aa0f3",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 50
        }
      },
      "source": [
        "np.linspace(0,5,10)"
      ],
      "execution_count": 22,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "array([0.        , 0.55555556, 1.11111111, 1.66666667, 2.22222222,\n",
              "       2.77777778, 3.33333333, 3.88888889, 4.44444444, 5.        ])"
            ]
          },
          "metadata": {
            "tags": []
          },
          "execution_count": 22
        }
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "OMlTmiUYBZIL",
        "colab_type": "code",
        "outputId": "330084c7-453f-4ada-c162-ac86934c2dec",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 67
        }
      },
      "source": [
        "np.linspace(0,5,15)"
      ],
      "execution_count": 23,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "array([0.        , 0.35714286, 0.71428571, 1.07142857, 1.42857143,\n",
              "       1.78571429, 2.14285714, 2.5       , 2.85714286, 3.21428571,\n",
              "       3.57142857, 3.92857143, 4.28571429, 4.64285714, 5.        ])"
            ]
          },
          "metadata": {
            "tags": []
          },
          "execution_count": 23
        }
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "Whoko15bBlnW",
        "colab_type": "code",
        "colab": {}
      },
      "source": [
        "# 5) eye"
      ],
      "execution_count": 0,
      "outputs": []
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "N5ipBvgrBnix",
        "colab_type": "code",
        "outputId": "3bd6bc99-8569-4c73-9d8d-cbbfc0d5619f",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 100
        }
      },
      "source": [
        "np.eye(5)"
      ],
      "execution_count": 25,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "array([[1., 0., 0., 0., 0.],\n",
              "       [0., 1., 0., 0., 0.],\n",
              "       [0., 0., 1., 0., 0.],\n",
              "       [0., 0., 0., 1., 0.],\n",
              "       [0., 0., 0., 0., 1.]])"
            ]
          },
          "metadata": {
            "tags": []
          },
          "execution_count": 25
        }
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "v_vckTP0B2Zb",
        "colab_type": "code",
        "colab": {}
      },
      "source": [
        "# 6) arrays of random numbers (uniform distribution between 0 to 1)"
      ],
      "execution_count": 0,
      "outputs": []
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "FI00B0XtB9r_",
        "colab_type": "code",
        "outputId": "8a235d29-be39-4f60-87f9-e5759b744e95",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 33
        }
      },
      "source": [
        "np.random.rand(5)"
      ],
      "execution_count": 27,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "array([0.21337924, 0.34351358, 0.60283276, 0.52600634, 0.87052328])"
            ]
          },
          "metadata": {
            "tags": []
          },
          "execution_count": 27
        }
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "SyMLs4AZCgPA",
        "colab_type": "code",
        "outputId": "8e9cdc4b-4778-4a45-8706-391765152dd6",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 84
        }
      },
      "source": [
        "np.random.rand(4,4)"
      ],
      "execution_count": 28,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "array([[0.84944478, 0.30155366, 0.78371239, 0.95365113],\n",
              "       [0.9372001 , 0.97289715, 0.08049969, 0.24854353],\n",
              "       [0.95982582, 0.75696152, 0.96834184, 0.9890999 ],\n",
              "       [0.83014269, 0.86002864, 0.89380842, 0.18826982]])"
            ]
          },
          "metadata": {
            "tags": []
          },
          "execution_count": 28
        }
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "QidH_zp8Cxmn",
        "colab_type": "code",
        "colab": {}
      },
      "source": [
        "# 7) Standard normal distribution or gaussion distribution"
      ],
      "execution_count": 0,
      "outputs": []
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "Ht2CrEEdC7nJ",
        "colab_type": "code",
        "outputId": "acb1b032-bf5b-45af-ca24-61e418b7fb7f",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 33
        }
      },
      "source": [
        "np.random.randn(4) # 1D array"
      ],
      "execution_count": 30,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "array([ 0.38945605,  0.5601142 , -0.48206501,  1.3249432 ])"
            ]
          },
          "metadata": {
            "tags": []
          },
          "execution_count": 30
        }
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "3Fr6q67XDJhM",
        "colab_type": "code",
        "outputId": "5b932558-ffe9-44e8-c714-21cc8046ab7f",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 84
        }
      },
      "source": [
        "np.random.randn(4,5)"
      ],
      "execution_count": 31,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "array([[-0.19610847, -0.91430814, -0.4159029 , -0.19877355, -0.74870738],\n",
              "       [-0.13012639,  0.08375204, -1.77764776, -0.77925534, -0.25954449],\n",
              "       [-1.60265109,  0.26938012, -1.30289883, -0.33655464, -0.94120079],\n",
              "       [-1.13508572, -1.20525569, -0.48537928, -0.60789416,  0.16042516]])"
            ]
          },
          "metadata": {
            "tags": []
          },
          "execution_count": 31
        }
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "kbR5YwWYDZhF",
        "colab_type": "code",
        "colab": {}
      },
      "source": [
        "# 8) randint"
      ],
      "execution_count": 0,
      "outputs": []
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "tFPQLOmcDcEG",
        "colab_type": "code",
        "outputId": "cc4488d5-bdc0-4975-f2fd-8193b770aa9e",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 33
        }
      },
      "source": [
        "np.random.randint(0,100)"
      ],
      "execution_count": 33,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "71"
            ]
          },
          "metadata": {
            "tags": []
          },
          "execution_count": 33
        }
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "yMeHhnm2D6ye",
        "colab_type": "code",
        "outputId": "26c61fe2-c06e-403e-911c-1ccb4d80ed7d",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 33
        }
      },
      "source": [
        "np.random.randint(0,100,10)"
      ],
      "execution_count": 34,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "array([75, 88, 72, 27, 66, 71,  6, 43,  1, 47])"
            ]
          },
          "metadata": {
            "tags": []
          },
          "execution_count": 34
        }
      ]
    },
    {
      "cell_type": "markdown",
      "metadata": {
        "id": "yl8cwFgoEvHv",
        "colab_type": "text"
      },
      "source": [
        "## Useful attributes and methods"
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "NYy4duUoEwhJ",
        "colab_type": "code",
        "colab": {}
      },
      "source": [
        "arr = np.arange(25)"
      ],
      "execution_count": 0,
      "outputs": []
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "wpP7JJqkO71a",
        "colab_type": "code",
        "outputId": "ee243edc-4aa8-4d15-dc13-fc79b287cdc1",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 50
        }
      },
      "source": [
        "arr"
      ],
      "execution_count": 36,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "array([ 0,  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 14, 15, 16,\n",
              "       17, 18, 19, 20, 21, 22, 23, 24])"
            ]
          },
          "metadata": {
            "tags": []
          },
          "execution_count": 36
        }
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "VIiYyOhpPCzT",
        "colab_type": "code",
        "colab": {}
      },
      "source": [
        "# reshape method"
      ],
      "execution_count": 0,
      "outputs": []
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "r5WJXbqlPEJo",
        "colab_type": "code",
        "outputId": "1b8d95df-b71d-4c2f-a331-9d4ee4519b4c",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 100
        }
      },
      "source": [
        "arr.reshape(5,5)"
      ],
      "execution_count": 38,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "array([[ 0,  1,  2,  3,  4],\n",
              "       [ 5,  6,  7,  8,  9],\n",
              "       [10, 11, 12, 13, 14],\n",
              "       [15, 16, 17, 18, 19],\n",
              "       [20, 21, 22, 23, 24]])"
            ]
          },
          "metadata": {
            "tags": []
          },
          "execution_count": 38
        }
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "sUn48RiAPTdS",
        "colab_type": "code",
        "outputId": "e4dc6e71-3525-453d-cee2-2ba3d92e416c",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 161
        }
      },
      "source": [
        "arr.reshape(5,10)"
      ],
      "execution_count": 39,
      "outputs": [
        {
          "output_type": "error",
          "ename": "ValueError",
          "evalue": "ignored",
          "traceback": [
            "\u001b[0;31m---------------------------------------------------------------------------\u001b[0m",
            "\u001b[0;31mValueError\u001b[0m                                Traceback (most recent call last)",
            "\u001b[0;32m<ipython-input-39-67c8f5e0ef4f>\u001b[0m in \u001b[0;36m<module>\u001b[0;34m()\u001b[0m\n\u001b[0;32m----> 1\u001b[0;31m \u001b[0marr\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mreshape\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0;36m5\u001b[0m\u001b[0;34m,\u001b[0m\u001b[0;36m10\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
            "\u001b[0;31mValueError\u001b[0m: cannot reshape array of size 25 into shape (5,10)"
          ]
        }
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "YRM1ZTNkPg-Q",
        "colab_type": "code",
        "colab": {}
      },
      "source": [
        "# 2) max, min"
      ],
      "execution_count": 0,
      "outputs": []
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "2RlxsER0Pk01",
        "colab_type": "code",
        "colab": {}
      },
      "source": [
        "ran_arr = np.random.randint(0,50,10)"
      ],
      "execution_count": 0,
      "outputs": []
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "iFH82S34PuZu",
        "colab_type": "code",
        "outputId": "2f3c2f87-1e23-43f2-8d35-ce63cf9f7846",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 33
        }
      },
      "source": [
        "ran_arr"
      ],
      "execution_count": 43,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "array([39, 21, 30,  0, 13, 27,  2,  3, 47,  6])"
            ]
          },
          "metadata": {
            "tags": []
          },
          "execution_count": 43
        }
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "5cQRMrtNP1yT",
        "colab_type": "code",
        "outputId": "7b1c5fd9-a7ed-4df2-a806-a82a59657e30",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 33
        }
      },
      "source": [
        "ran_arr.max()"
      ],
      "execution_count": 44,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "47"
            ]
          },
          "metadata": {
            "tags": []
          },
          "execution_count": 44
        }
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "0Cd-MEK8P6IC",
        "colab_type": "code",
        "outputId": "b487fa28-afd5-4996-e460-1cab3e962b80",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 33
        }
      },
      "source": [
        "ran_arr.min()"
      ],
      "execution_count": 45,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "0"
            ]
          },
          "metadata": {
            "tags": []
          },
          "execution_count": 45
        }
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "j5cMKtGUP_VX",
        "colab_type": "code",
        "outputId": "ccb166e9-5d38-4212-d576-66a97ee87bdf",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 33
        }
      },
      "source": [
        "ran_arr.argmax()"
      ],
      "execution_count": 46,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "8"
            ]
          },
          "metadata": {
            "tags": []
          },
          "execution_count": 46
        }
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "8l8AwXLRQOA9",
        "colab_type": "code",
        "outputId": "ea5c55d2-0eac-4c9a-b734-4f29565a3282",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 33
        }
      },
      "source": [
        "ran_arr.argmin()"
      ],
      "execution_count": 47,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "3"
            ]
          },
          "metadata": {
            "tags": []
          },
          "execution_count": 47
        }
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "MutSYLlFQd-M",
        "colab_type": "code",
        "colab": {}
      },
      "source": [
        "# 3) shape"
      ],
      "execution_count": 0,
      "outputs": []
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "gDRNKLWiQidr",
        "colab_type": "code",
        "outputId": "9f0a478c-3321-4a6a-a2ec-311f6c1c2b1a",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 33
        }
      },
      "source": [
        "arr.shape"
      ],
      "execution_count": 49,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "(25,)"
            ]
          },
          "metadata": {
            "tags": []
          },
          "execution_count": 49
        }
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "pY0ynJLPQr1-",
        "colab_type": "code",
        "colab": {}
      },
      "source": [
        "b = arr.reshape(5,5)"
      ],
      "execution_count": 0,
      "outputs": []
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "l-hEk7UfQ1Hy",
        "colab_type": "code",
        "outputId": "ff26aacf-be38-4be7-a582-54a4dcf0d284",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 33
        }
      },
      "source": [
        "b.shape"
      ],
      "execution_count": 51,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "(5, 5)"
            ]
          },
          "metadata": {
            "tags": []
          },
          "execution_count": 51
        }
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "zDFgvG5WQ_L-",
        "colab_type": "code",
        "colab": {}
      },
      "source": [
        "# 4) dtype"
      ],
      "execution_count": 0,
      "outputs": []
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "zm_CmArXRC8I",
        "colab_type": "code",
        "outputId": "c800ecb4-948a-45dd-d564-3cf38034838e",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 33
        }
      },
      "source": [
        "arr.dtype"
      ],
      "execution_count": 53,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "dtype('int64')"
            ]
          },
          "metadata": {
            "tags": []
          },
          "execution_count": 53
        }
      ]
    },
    {
      "cell_type": "markdown",
      "metadata": {
        "id": "TL0xlaQQRsG-",
        "colab_type": "text"
      },
      "source": [
        "# 2) Numpy Indexing and Selection"
      ]
    },
    {
      "cell_type": "markdown",
      "metadata": {
        "id": "XLPFFOWoRuwb",
        "colab_type": "text"
      },
      "source": [
        "## Indexing and Selection Basics"
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "Qf1bgfipRwcb",
        "colab_type": "code",
        "colab": {}
      },
      "source": [
        "import numpy as np"
      ],
      "execution_count": 0,
      "outputs": []
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "4sy2fb94Y_0_",
        "colab_type": "code",
        "colab": {}
      },
      "source": [
        "arr = np.arange(10,21)"
      ],
      "execution_count": 0,
      "outputs": []
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "k1v_q2K6ZHMb",
        "colab_type": "code",
        "outputId": "973891cb-d21e-46a6-ffd7-47ba1c401ade",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 33
        }
      },
      "source": [
        "arr"
      ],
      "execution_count": 56,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "array([10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20])"
            ]
          },
          "metadata": {
            "tags": []
          },
          "execution_count": 56
        }
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "lnCw7MrvZLl1",
        "colab_type": "code",
        "outputId": "4e2c1742-4840-46cc-e41e-426ae07ecb04",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 33
        }
      },
      "source": [
        "arr[5]"
      ],
      "execution_count": 57,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "15"
            ]
          },
          "metadata": {
            "tags": []
          },
          "execution_count": 57
        }
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "H_S9Up6CZYgf",
        "colab_type": "code",
        "outputId": "a234cc41-3dde-433c-d1e0-1d0dfdd1beff",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 33
        }
      },
      "source": [
        "arr[0:5]"
      ],
      "execution_count": 58,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "array([10, 11, 12, 13, 14])"
            ]
          },
          "metadata": {
            "tags": []
          },
          "execution_count": 58
        }
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "kAsRoVvZZkjc",
        "colab_type": "code",
        "outputId": "cf12a327-ae74-4016-ec25-75bab2b62fed",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 33
        }
      },
      "source": [
        "arr[2:]"
      ],
      "execution_count": 59,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "array([12, 13, 14, 15, 16, 17, 18, 19, 20])"
            ]
          },
          "metadata": {
            "tags": []
          },
          "execution_count": 59
        }
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "j3b-f5Y_Zr8-",
        "colab_type": "code",
        "outputId": "ea99b6bb-e1cc-46fa-852e-96c1732f3b4f",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 33
        }
      },
      "source": [
        "arr[:6]"
      ],
      "execution_count": 60,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "array([10, 11, 12, 13, 14, 15])"
            ]
          },
          "metadata": {
            "tags": []
          },
          "execution_count": 60
        }
      ]
    },
    {
      "cell_type": "markdown",
      "metadata": {
        "id": "_giMuNgeaB1U",
        "colab_type": "text"
      },
      "source": [
        "## broadcasting the values"
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "qs06Y69PaEy5",
        "colab_type": "code",
        "outputId": "16085066-e1be-4423-92b6-982700247c53",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 33
        }
      },
      "source": [
        "arr"
      ],
      "execution_count": 61,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "array([10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20])"
            ]
          },
          "metadata": {
            "tags": []
          },
          "execution_count": 61
        }
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "oB4xEyUZaH4m",
        "colab_type": "code",
        "colab": {}
      },
      "source": [
        "arr[0:5] = 100"
      ],
      "execution_count": 0,
      "outputs": []
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "4CP5YDQVaOb5",
        "colab_type": "code",
        "outputId": "1b89d179-fcb5-43d0-8d01-d03b7c205d56",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 33
        }
      },
      "source": [
        "arr"
      ],
      "execution_count": 63,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "array([100, 100, 100, 100, 100,  15,  16,  17,  18,  19,  20])"
            ]
          },
          "metadata": {
            "tags": []
          },
          "execution_count": 63
        }
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "7dFeDzE_aeJR",
        "colab_type": "code",
        "colab": {}
      },
      "source": [
        "arr = np.arange(10,21)"
      ],
      "execution_count": 0,
      "outputs": []
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "AyfFSBdnah_n",
        "colab_type": "code",
        "outputId": "b2ef4fb9-9f0f-4dc1-8367-22fe229fa1b2",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 33
        }
      },
      "source": [
        "arr"
      ],
      "execution_count": 65,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "array([10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20])"
            ]
          },
          "metadata": {
            "tags": []
          },
          "execution_count": 65
        }
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "yZH9Hb37ajhJ",
        "colab_type": "code",
        "colab": {}
      },
      "source": [
        "slice_arr = arr[0:6]"
      ],
      "execution_count": 0,
      "outputs": []
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "a3CRR86oay1d",
        "colab_type": "code",
        "outputId": "c18299f3-36cf-480d-b47b-9c6752a07749",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 33
        }
      },
      "source": [
        "slice_arr"
      ],
      "execution_count": 67,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "array([10, 11, 12, 13, 14, 15])"
            ]
          },
          "metadata": {
            "tags": []
          },
          "execution_count": 67
        }
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "mUfQ6b4_a4EU",
        "colab_type": "code",
        "colab": {}
      },
      "source": [
        "slice_arr[:] = 99"
      ],
      "execution_count": 0,
      "outputs": []
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "u8obyGpfa-JV",
        "colab_type": "code",
        "outputId": "bfddc498-8156-46a6-95c1-03a4fef53700",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 33
        }
      },
      "source": [
        "slice_arr"
      ],
      "execution_count": 69,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "array([99, 99, 99, 99, 99, 99])"
            ]
          },
          "metadata": {
            "tags": []
          },
          "execution_count": 69
        }
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "c971lBFgbA_R",
        "colab_type": "code",
        "outputId": "15351240-a4bd-4598-e476-9e360931739c",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 33
        }
      },
      "source": [
        "arr"
      ],
      "execution_count": 70,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "array([99, 99, 99, 99, 99, 99, 16, 17, 18, 19, 20])"
            ]
          },
          "metadata": {
            "tags": []
          },
          "execution_count": 70
        }
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "QFuw9uWub2D0",
        "colab_type": "code",
        "colab": {}
      },
      "source": [
        "arr_cp = arr.copy()"
      ],
      "execution_count": 0,
      "outputs": []
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "BPh_RoTeb7h2",
        "colab_type": "code",
        "outputId": "eda206b0-8441-4663-e52f-20ef857d94e1",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 33
        }
      },
      "source": [
        "arr_cp"
      ],
      "execution_count": 72,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "array([99, 99, 99, 99, 99, 99, 16, 17, 18, 19, 20])"
            ]
          },
          "metadata": {
            "tags": []
          },
          "execution_count": 72
        }
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "_TWlHdrbb_8U",
        "colab_type": "code",
        "colab": {}
      },
      "source": [
        "arr[:] = 100"
      ],
      "execution_count": 0,
      "outputs": []
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "G6BJ_17ycEQZ",
        "colab_type": "code",
        "outputId": "2fb8e898-ea60-4cb6-a663-33615ff4423c",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 33
        }
      },
      "source": [
        "arr"
      ],
      "execution_count": 74,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "array([100, 100, 100, 100, 100, 100, 100, 100, 100, 100, 100])"
            ]
          },
          "metadata": {
            "tags": []
          },
          "execution_count": 74
        }
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "lJZDKGPFcLAN",
        "colab_type": "code",
        "outputId": "8c0ce2be-74cb-4b4e-fc74-5dd97c11805b",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 33
        }
      },
      "source": [
        "arr_cp"
      ],
      "execution_count": 75,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "array([99, 99, 99, 99, 99, 99, 16, 17, 18, 19, 20])"
            ]
          },
          "metadata": {
            "tags": []
          },
          "execution_count": 75
        }
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "hK3dExnucQ4_",
        "colab_type": "code",
        "colab": {}
      },
      "source": [
        "arr = np.arange(0,11)"
      ],
      "execution_count": 0,
      "outputs": []
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "AYYmhjkScUTx",
        "colab_type": "code",
        "outputId": "dae0ad0f-06ff-4ae7-fb08-291e2902c3e0",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 33
        }
      },
      "source": [
        "arr"
      ],
      "execution_count": 77,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "array([ 0,  1,  2,  3,  4,  5,  6,  7,  8,  9, 10])"
            ]
          },
          "metadata": {
            "tags": []
          },
          "execution_count": 77
        }
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "dY_U8apFcWCf",
        "colab_type": "code",
        "colab": {}
      },
      "source": [
        "slice_2 = arr[0:5]"
      ],
      "execution_count": 0,
      "outputs": []
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "OpkBu9KKcddY",
        "colab_type": "code",
        "outputId": "92966821-7556-4edd-e4d4-7076ea7d1120",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 33
        }
      },
      "source": [
        "slice_2"
      ],
      "execution_count": 79,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "array([0, 1, 2, 3, 4])"
            ]
          },
          "metadata": {
            "tags": []
          },
          "execution_count": 79
        }
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "eEDyN1ptcfoD",
        "colab_type": "code",
        "colab": {}
      },
      "source": [
        "slice_2[:] = 100"
      ],
      "execution_count": 0,
      "outputs": []
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "9ciK7gRYcibG",
        "colab_type": "code",
        "outputId": "0099cbb0-5c02-4769-d4cb-971e597487da",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 33
        }
      },
      "source": [
        "slice_2"
      ],
      "execution_count": 81,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "array([100, 100, 100, 100, 100])"
            ]
          },
          "metadata": {
            "tags": []
          },
          "execution_count": 81
        }
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "7YM4MFpXcm1g",
        "colab_type": "code",
        "outputId": "00e34e73-4464-47df-c9f7-c6fa4c172d19",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 33
        }
      },
      "source": [
        "arr"
      ],
      "execution_count": 82,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "array([100, 100, 100, 100, 100,   5,   6,   7,   8,   9,  10])"
            ]
          },
          "metadata": {
            "tags": []
          },
          "execution_count": 82
        }
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "Go-IAKUVcpQ-",
        "colab_type": "code",
        "colab": {}
      },
      "source": [
        "arr_cp2 = arr.copy()"
      ],
      "execution_count": 0,
      "outputs": []
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "CAPYzRmTcv6n",
        "colab_type": "code",
        "colab": {}
      },
      "source": [
        "arr_cp2[:] = 200"
      ],
      "execution_count": 0,
      "outputs": []
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "GFrjDOeJcy-b",
        "colab_type": "code",
        "outputId": "86374fc3-d8f6-4a11-f7b6-8ea5f2a1caa1",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 33
        }
      },
      "source": [
        "arr_cp2"
      ],
      "execution_count": 85,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "array([200, 200, 200, 200, 200, 200, 200, 200, 200, 200, 200])"
            ]
          },
          "metadata": {
            "tags": []
          },
          "execution_count": 85
        }
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "3tBt-Etuc1bb",
        "colab_type": "code",
        "outputId": "1cab28ac-db24-4617-b45e-2698bcf842f1",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 33
        }
      },
      "source": [
        "arr"
      ],
      "execution_count": 86,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "array([100, 100, 100, 100, 100,   5,   6,   7,   8,   9,  10])"
            ]
          },
          "metadata": {
            "tags": []
          },
          "execution_count": 86
        }
      ]
    },
    {
      "cell_type": "markdown",
      "metadata": {
        "id": "hMGXspPXdk8V",
        "colab_type": "text"
      },
      "source": [
        "## Indexing a 2D array(Matrix)"
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "k1qCrsyyjAUX",
        "colab_type": "code",
        "colab": {}
      },
      "source": [
        "import numpy as np"
      ],
      "execution_count": 0,
      "outputs": []
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "YiFo0duijVik",
        "colab_type": "code",
        "colab": {}
      },
      "source": [
        "arr_2d = np.array([[5,10,15],[20,25,30],[35,40,45]])"
      ],
      "execution_count": 0,
      "outputs": []
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "8KytWm0Qjf3z",
        "colab_type": "code",
        "outputId": "01869996-9b04-4be1-c150-9c1beeff8fff",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 67
        }
      },
      "source": [
        "arr_2d"
      ],
      "execution_count": 89,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "array([[ 5, 10, 15],\n",
              "       [20, 25, 30],\n",
              "       [35, 40, 45]])"
            ]
          },
          "metadata": {
            "tags": []
          },
          "execution_count": 89
        }
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "87BQNelljiD1",
        "colab_type": "code",
        "outputId": "2eb4e484-3c51-404a-fd1e-fae5c3729cc5",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 33
        }
      },
      "source": [
        "arr_2d[0,0]"
      ],
      "execution_count": 90,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "5"
            ]
          },
          "metadata": {
            "tags": []
          },
          "execution_count": 90
        }
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "wqv_T-dLjtRa",
        "colab_type": "code",
        "outputId": "e800dcd4-008c-4d36-a9cc-31006c336fdd",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 33
        }
      },
      "source": [
        "arr_2d[1,0]"
      ],
      "execution_count": 91,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "20"
            ]
          },
          "metadata": {
            "tags": []
          },
          "execution_count": 91
        }
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "YJ-61_dtj3h5",
        "colab_type": "code",
        "outputId": "85103754-1917-439a-f08a-81c32d927728",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 50
        }
      },
      "source": [
        "arr_2d[0:2, 1:3]"
      ],
      "execution_count": 92,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "array([[10, 15],\n",
              "       [25, 30]])"
            ]
          },
          "metadata": {
            "tags": []
          },
          "execution_count": 92
        }
      ]
    },
    {
      "cell_type": "markdown",
      "metadata": {
        "id": "BlrRswVVkaHU",
        "colab_type": "text"
      },
      "source": [
        "## conditional selection"
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "KY3ORaWkkcqk",
        "colab_type": "code",
        "colab": {}
      },
      "source": [
        "arr = np.arange(0,11)"
      ],
      "execution_count": 0,
      "outputs": []
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "tXAQv84qkif4",
        "colab_type": "code",
        "outputId": "d7a0ea3d-24f2-44e7-da7c-340a900c13ac",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 33
        }
      },
      "source": [
        "arr"
      ],
      "execution_count": 94,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "array([ 0,  1,  2,  3,  4,  5,  6,  7,  8,  9, 10])"
            ]
          },
          "metadata": {
            "tags": []
          },
          "execution_count": 94
        }
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "FzakNq4Okj7d",
        "colab_type": "code",
        "outputId": "4d864875-cbdf-4328-f704-6a3dd2f8f365",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 50
        }
      },
      "source": [
        "arr > 5"
      ],
      "execution_count": 95,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "array([False, False, False, False, False, False,  True,  True,  True,\n",
              "        True,  True])"
            ]
          },
          "metadata": {
            "tags": []
          },
          "execution_count": 95
        }
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "MRUbExy8kv1U",
        "colab_type": "code",
        "colab": {}
      },
      "source": [
        "b = arr > 5"
      ],
      "execution_count": 0,
      "outputs": []
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "d7iZMp1wkw8z",
        "colab_type": "code",
        "outputId": "806e0ebe-fcef-44fb-fd13-537d5c5589f7",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 50
        }
      },
      "source": [
        "b"
      ],
      "execution_count": 97,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "array([False, False, False, False, False, False,  True,  True,  True,\n",
              "        True,  True])"
            ]
          },
          "metadata": {
            "tags": []
          },
          "execution_count": 97
        }
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "xYarewFIkyed",
        "colab_type": "code",
        "outputId": "9c366eda-125a-43c9-eaa9-150a49f586ce",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 33
        }
      },
      "source": [
        "arr[b]"
      ],
      "execution_count": 98,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "array([ 6,  7,  8,  9, 10])"
            ]
          },
          "metadata": {
            "tags": []
          },
          "execution_count": 98
        }
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "tetGvZGflBFP",
        "colab_type": "code",
        "outputId": "c31f182e-7598-41ea-a1d2-d7971b40f1b3",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 33
        }
      },
      "source": [
        "arr[arr < 8]"
      ],
      "execution_count": 99,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "array([0, 1, 2, 3, 4, 5, 6, 7])"
            ]
          },
          "metadata": {
            "tags": []
          },
          "execution_count": 99
        }
      ]
    },
    {
      "cell_type": "markdown",
      "metadata": {
        "id": "K7VKOwdMlh3Q",
        "colab_type": "text"
      },
      "source": [
        "# 3) Numpy Operations"
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "PkY42gcGlinI",
        "colab_type": "code",
        "colab": {}
      },
      "source": [
        "import numpy as np"
      ],
      "execution_count": 0,
      "outputs": []
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "pKCAW3bSoECO",
        "colab_type": "code",
        "colab": {}
      },
      "source": [
        "# array with array"
      ],
      "execution_count": 0,
      "outputs": []
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "FybL3Y6qoIhu",
        "colab_type": "code",
        "outputId": "59f13200-66b6-40e4-9bbb-dd48e5bcc031",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 33
        }
      },
      "source": [
        "arr = np.arange(0,11)\n",
        "print(arr)"
      ],
      "execution_count": 102,
      "outputs": [
        {
          "output_type": "stream",
          "text": [
            "[ 0  1  2  3  4  5  6  7  8  9 10]\n"
          ],
          "name": "stdout"
        }
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "Bs1YFVymoPkn",
        "colab_type": "code",
        "outputId": "9b609d28-1d31-43fb-e427-26312033a422",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 33
        }
      },
      "source": [
        "arr + arr"
      ],
      "execution_count": 103,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "array([ 0,  2,  4,  6,  8, 10, 12, 14, 16, 18, 20])"
            ]
          },
          "metadata": {
            "tags": []
          },
          "execution_count": 103
        }
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "VnOCVyejoWSf",
        "colab_type": "code",
        "outputId": "0f498e91-c3c3-4836-90eb-d581f32688dc",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 33
        }
      },
      "source": [
        "arr - arr"
      ],
      "execution_count": 104,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "array([0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0])"
            ]
          },
          "metadata": {
            "tags": []
          },
          "execution_count": 104
        }
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "cIBXTlJHoX4Q",
        "colab_type": "code",
        "outputId": "5d248cf0-a5e0-4686-f66f-93ea2313789a",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 33
        }
      },
      "source": [
        "arr * arr"
      ],
      "execution_count": 105,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "array([  0,   1,   4,   9,  16,  25,  36,  49,  64,  81, 100])"
            ]
          },
          "metadata": {
            "tags": []
          },
          "execution_count": 105
        }
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "FLuNbRESoZc6",
        "colab_type": "code",
        "outputId": "4fbaf49a-abd8-4dbd-cc9a-f31b166146bc",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 67
        }
      },
      "source": [
        "arr / arr"
      ],
      "execution_count": 106,
      "outputs": [
        {
          "output_type": "stream",
          "text": [
            "/usr/local/lib/python3.6/dist-packages/ipykernel_launcher.py:1: RuntimeWarning: invalid value encountered in true_divide\n",
            "  \"\"\"Entry point for launching an IPython kernel.\n"
          ],
          "name": "stderr"
        },
        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "array([nan,  1.,  1.,  1.,  1.,  1.,  1.,  1.,  1.,  1.,  1.])"
            ]
          },
          "metadata": {
            "tags": []
          },
          "execution_count": 106
        }
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "fcILnay6osKr",
        "colab_type": "code",
        "colab": {}
      },
      "source": [
        "# array with sclar"
      ],
      "execution_count": 0,
      "outputs": []
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "ZXAtlHINouoE",
        "colab_type": "code",
        "outputId": "f8e186ef-7e22-41a2-a2b5-a4592c84909b",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 33
        }
      },
      "source": [
        "arr + 100"
      ],
      "execution_count": 108,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "array([100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110])"
            ]
          },
          "metadata": {
            "tags": []
          },
          "execution_count": 108
        }
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "25uwdh1joy6b",
        "colab_type": "code",
        "outputId": "c3edfd2f-f0ab-4b0a-badc-8c5fa6d4356c",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 33
        }
      },
      "source": [
        "arr - 50"
      ],
      "execution_count": 109,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "array([-50, -49, -48, -47, -46, -45, -44, -43, -42, -41, -40])"
            ]
          },
          "metadata": {
            "tags": []
          },
          "execution_count": 109
        }
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "D_S4X2RHo04r",
        "colab_type": "code",
        "outputId": "c9011def-3c94-4304-8b05-7304253d0f1e",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 33
        }
      },
      "source": [
        "arr *2"
      ],
      "execution_count": 110,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "array([ 0,  2,  4,  6,  8, 10, 12, 14, 16, 18, 20])"
            ]
          },
          "metadata": {
            "tags": []
          },
          "execution_count": 110
        }
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "_SVwQ_QRo224",
        "colab_type": "code",
        "outputId": "36a5765f-82b5-4643-faeb-ec5dbf9dafa7",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 33
        }
      },
      "source": [
        "arr/2"
      ],
      "execution_count": 111,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "array([0. , 0.5, 1. , 1.5, 2. , 2.5, 3. , 3.5, 4. , 4.5, 5. ])"
            ]
          },
          "metadata": {
            "tags": []
          },
          "execution_count": 111
        }
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "Vo-AXmd7o9HG",
        "colab_type": "code",
        "outputId": "47da56b8-2fee-4dd5-d6a6-b741caf63085",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 161
        }
      },
      "source": [
        "1/0"
      ],
      "execution_count": 112,
      "outputs": [
        {
          "output_type": "error",
          "ename": "ZeroDivisionError",
          "evalue": "ignored",
          "traceback": [
            "\u001b[0;31m---------------------------------------------------------------------------\u001b[0m",
            "\u001b[0;31mZeroDivisionError\u001b[0m                         Traceback (most recent call last)",
            "\u001b[0;32m<ipython-input-112-9e1622b385b6>\u001b[0m in \u001b[0;36m<module>\u001b[0;34m()\u001b[0m\n\u001b[0;32m----> 1\u001b[0;31m \u001b[0;36m1\u001b[0m\u001b[0;34m/\u001b[0m\u001b[0;36m0\u001b[0m\u001b[0;34m\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
            "\u001b[0;31mZeroDivisionError\u001b[0m: division by zero"
          ]
        }
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "bIeuwBDio_1S",
        "colab_type": "code",
        "outputId": "ee6148a0-0bd4-408e-9c9d-001db8fc804f",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 100
        }
      },
      "source": [
        "1/arr"
      ],
      "execution_count": 113,
      "outputs": [
        {
          "output_type": "stream",
          "text": [
            "/usr/local/lib/python3.6/dist-packages/ipykernel_launcher.py:1: RuntimeWarning: divide by zero encountered in true_divide\n",
            "  \"\"\"Entry point for launching an IPython kernel.\n"
          ],
          "name": "stderr"
        },
        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "array([       inf, 1.        , 0.5       , 0.33333333, 0.25      ,\n",
              "       0.2       , 0.16666667, 0.14285714, 0.125     , 0.11111111,\n",
              "       0.1       ])"
            ]
          },
          "metadata": {
            "tags": []
          },
          "execution_count": 113
        }
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "k_WzOZHNpVqH",
        "colab_type": "code",
        "outputId": "429fd242-dc73-4d18-f27b-cd3d0f1513bc",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 33
        }
      },
      "source": [
        "arr**3"
      ],
      "execution_count": 114,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "array([   0,    1,    8,   27,   64,  125,  216,  343,  512,  729, 1000])"
            ]
          },
          "metadata": {
            "tags": []
          },
          "execution_count": 114
        }
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "GncgqxQ8pYl3",
        "colab_type": "code",
        "colab": {}
      },
      "source": [
        "# universal array functions"
      ],
      "execution_count": 0,
      "outputs": []
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "rpAfmeIEpfCo",
        "colab_type": "code",
        "outputId": "2759295e-2c3f-43f8-9258-3ecbf556861f",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 67
        }
      },
      "source": [
        "np.sqrt(arr)"
      ],
      "execution_count": 116,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "array([0.        , 1.        , 1.41421356, 1.73205081, 2.        ,\n",
              "       2.23606798, 2.44948974, 2.64575131, 2.82842712, 3.        ,\n",
              "       3.16227766])"
            ]
          },
          "metadata": {
            "tags": []
          },
          "execution_count": 116
        }
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "rHi24o10pj41",
        "colab_type": "code",
        "outputId": "c693341e-b614-4a77-d315-8f04639efbde",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 67
        }
      },
      "source": [
        "np.exp(arr)"
      ],
      "execution_count": 117,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "array([1.00000000e+00, 2.71828183e+00, 7.38905610e+00, 2.00855369e+01,\n",
              "       5.45981500e+01, 1.48413159e+02, 4.03428793e+02, 1.09663316e+03,\n",
              "       2.98095799e+03, 8.10308393e+03, 2.20264658e+04])"
            ]
          },
          "metadata": {
            "tags": []
          },
          "execution_count": 117
        }
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "mCIzW04Spops",
        "colab_type": "code",
        "outputId": "68e3399e-2120-4caf-afbc-376aea0626e5",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 33
        }
      },
      "source": [
        "np.max(arr)"
      ],
      "execution_count": 118,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "10"
            ]
          },
          "metadata": {
            "tags": []
          },
          "execution_count": 118
        }
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "e9Vs5zjVps3K",
        "colab_type": "code",
        "outputId": "240767cb-5809-40e7-e068-3f38466c2cb6",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 33
        }
      },
      "source": [
        "np.min(arr)"
      ],
      "execution_count": 119,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "0"
            ]
          },
          "metadata": {
            "tags": []
          },
          "execution_count": 119
        }
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "ytaNgKtcpvjp",
        "colab_type": "code",
        "outputId": "d0adfc12-eaaf-40e7-d14f-d4b2e91aae18",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 67
        }
      },
      "source": [
        "np.sin(arr)"
      ],
      "execution_count": 120,
      "outputs": [
        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "array([ 0.        ,  0.84147098,  0.90929743,  0.14112001, -0.7568025 ,\n",
              "       -0.95892427, -0.2794155 ,  0.6569866 ,  0.98935825,  0.41211849,\n",
              "       -0.54402111])"
            ]
          },
          "metadata": {
            "tags": []
          },
          "execution_count": 120
        }
      ]
    },
    {
      "cell_type": "code",
      "metadata": {
        "id": "tE56wSFnp3rI",
        "colab_type": "code",
        "outputId": "3b4d742c-d368-42d6-de15-115d9522e956",
        "colab": {
          "base_uri": "https://localhost:8080/",
          "height": 100
        }
      },
      "source": [
        "np.log(arr)"
      ],
      "execution_count": 121,
      "outputs": [
        {
          "output_type": "stream",
          "text": [
            "/usr/local/lib/python3.6/dist-packages/ipykernel_launcher.py:1: RuntimeWarning: divide by zero encountered in log\n",
            "  \"\"\"Entry point for launching an IPython kernel.\n"
          ],
          "name": "stderr"
        },
        {
          "output_type": "execute_result",
          "data": {
            "text/plain": [
              "array([      -inf, 0.        , 0.69314718, 1.09861229, 1.38629436,\n",
              "       1.60943791, 1.79175947, 1.94591015, 2.07944154, 2.19722458,\n",
              "       2.30258509])"
            ]
          },
          "metadata": {
            "tags": []
          },
          "execution_count": 121
        }
      ]
    }
  ]
}