Update index.md

docs/Documentation/Viz_Analytics/index.md

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 *Learn about the available visualization and analytics software tools*
 
-???+ example "Note:"
-    The instructions shown on this page are given in the context of Eagle supercomputer.
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 ## VirtualGL/FastX
 
 Provides remote visualization for OpenGL-based applications. For more information, see [using VirtualGL and FastX ](virtualgl_fastx.md).
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 An open-source, multi-platform data analysis and visualization application. 
 For information, see [using ParaView](paraview.md).
 
-## VAPOR
-
-VAPOR (Visualization and Analysis Platform for Ocean, Atmosphere, and Solar Researchers) enables interactive exploration of terascale gridded data sets that are large in both the spatial and temporal domains. Wavelet-based multiresolution data representation permits users to make speed/quality trade-offs for visual as well as non-visual data exploration tasks.
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-For more information see the [VAPOR website](https://www.vapor.ucar.edu/).
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 ## R Statistical Computing Environment
 
 R is a language and environment for statistical computing and graphics. For more information, see [running R](../Development/Languages/r.md).
@@ -33,9 +23,6 @@ The name MATLAB stands for Matrix Laboratory. MATLAB was originally written to p
 
 For more information, see [using MATLAB software](../Applications/Matlab/index.md). 
 
-Interactive Data Language
-IDL, the Interactive Data Language, is an interactive application used for data analysis, visualization and cross-platform application development.
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 ## VisIt
 
 VisIt is a free interactive parallel visualization and graphical analysis tool for viewing scientific data on Unix and PC platforms.  VisIt features a robust remote visualization capability. VisIt can be started on a local machine and used to visualize data on a remote compute cluster.