From d77a0b12080bcce88108c9c72907a24ad9005475 Mon Sep 17 00:00:00 2001
From: Marcus Cuda <marcus@cuda.org>
Date: Thu, 11 Nov 2010 20:57:58 +0800
Subject: [PATCH] bug: fixed Zero bug pointed out by Andriy

---
 src/Numerics/LinearAlgebra/Generic/Matrix.Arithmetic.cs | 9 ++++-----
 1 file changed, 4 insertions(+), 5 deletions(-)

diff --git a/src/Numerics/LinearAlgebra/Generic/Matrix.Arithmetic.cs b/src/Numerics/LinearAlgebra/Generic/Matrix.Arithmetic.cs
index e6b7adf1..73ace896 100644
--- a/src/Numerics/LinearAlgebra/Generic/Matrix.Arithmetic.cs
+++ b/src/Numerics/LinearAlgebra/Generic/Matrix.Arithmetic.cs
@@ -174,7 +174,7 @@ namespace MathNet.Numerics.LinearAlgebra.Generic
                 return Clone();
             }
 
-            if (scalar.Equals(0.0))
+            if (scalar.Equals(Zero))
             {
                 return CreateMatrix(RowCount, ColumnCount);
             }
@@ -236,7 +236,7 @@ namespace MathNet.Numerics.LinearAlgebra.Generic
                 return Clone();
             }
 
-            if (scalar.Equals(0.0))
+            if (scalar.Equals(Zero))
             {
                 throw new DivideByZeroException();
             }
@@ -276,7 +276,7 @@ namespace MathNet.Numerics.LinearAlgebra.Generic
                 return;
             }
 
-            if (scalar.Equals(0.0))
+            if (scalar.Equals(Zero))
             {
                 throw new DivideByZeroException();
             }
@@ -1026,8 +1026,7 @@ namespace MathNet.Numerics.LinearAlgebra.Generic
         /// <remarks>The condition number is calculated using singular value decomposition.</remarks>
         public virtual T ConditionNumber()
         {
-            throw new NotImplementedException();
-            //return Svd<T>.Create(this, false).ConditionNumber;
+            return Svd<T>.Create(this, false).ConditionNumber;
         }
 
         /// <summary>Computes the determinant of this matrix.</summary>