Catch hipparchus MathRuntimeException in PearsonCorrelationTest#evaluate

see also: Hipparchus-Math/hipparchus#283
axkr · Nov 12, 2023 · 174c2dd · 174c2dd
1 parent aa2166e
commit 174c2dd
Show file tree

Hide file tree

Showing 2 changed files with 6 additions and 0 deletions.
diff --git a/...rary/matheclipse-core/src/main/java/org/matheclipse/core/builtin/StatisticsFunctions.java b/...rary/matheclipse-core/src/main/java/org/matheclipse/core/builtin/StatisticsFunctions.java
@@ -6074,6 +6074,7 @@ public IExpr evaluate(final IAST ast, EvalEngine engine) {
           return Errors.printMessage(S.PearsonCorrelationTest, "vctnln3", F.List(arg2, F.C2, F.C1),
               engine);
         }
+        try {
         RealMatrix m = new Array2DRowRealMatrix(dimension1, dimension2);
         m.setColumn(0, vector1);
         m.setColumn(1, vector2);
@@ -6103,6 +6104,9 @@ public IExpr evaluate(final IAST ast, EvalEngine engine) {
         // return F.NIL;
         // }
         return testData(vector1, vector2, test);
+      } catch (MathRuntimeException miae) {
+        return Errors.printMessage(S.PearsonCorrelationTest, miae, engine);
+      }
       }
       // The argument `1` at position `2` should be a vector of real numbers with length greater
       // than `3`

diff --git a/..._library/matheclipse-core/src/test/java/org/matheclipse/core/system/DistributionTest.java b/..._library/matheclipse-core/src/test/java/org/matheclipse/core/system/DistributionTest.java
@@ -524,6 +524,8 @@ public void testPDF() {
   }
 
   public void testPearsonCorrelationTest() {
+    check("PearsonCorrelationTest({0,0},{0,0}, \"PValue\")", //
+        "PearsonCorrelationTest({0,0},{0,0},PValue)");
     // example from https://en.wikipedia.org/wiki/Pearson_correlation_coefficient
     check("PearsonCorrelationTest({1, 2, 3, 5, 8}, {0.11, 0.12, 0.13, 0.15, 0.18}, \"TestData\")", //
         "{1.0,0.0}");