From 416c77d0f24f899e213e870b0b3e507a98e84ec6 Mon Sep 17 00:00:00 2001
From: tdurieux <durieuxthomas@hotmail.com>
Date: Tue, 7 Mar 2017 13:14:26 +0100
Subject: [PATCH] fixed files form Math #3

---
 projects/Math/3/org/apache/commons/math3/util/MathArrays.java | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/projects/Math/3/org/apache/commons/math3/util/MathArrays.java b/projects/Math/3/org/apache/commons/math3/util/MathArrays.java
index 325fd94..8f83d96 100644
--- a/projects/Math/3/org/apache/commons/math3/util/MathArrays.java
+++ b/projects/Math/3/org/apache/commons/math3/util/MathArrays.java
@@ -818,7 +818,10 @@ public static double linearCombination(final double[] a, final double[] b)
             throw new DimensionMismatchException(len, b.length);
         }
 
+        if (len == 1) {
             // Revert to scalar multiplication.
+            return a[0] * b[0];
+        }
 
         final double[] prodHigh = new double[len];
         double prodLowSum = 0;