deranen
diff --git a/‎EasyGeom.sln
-5 b/‎EasyGeom.sln
-5
diff --git a/‎EasyGeom/IndexMatrix.cs
+1-1 b/‎EasyGeom/IndexMatrix.cs
+1-1
diff --git a/‎EasyGeom/LinearSystem.cs
+1-4 b/‎EasyGeom/LinearSystem.cs
+1-4
diff --git a/‎EasyVis/App.config
-6 b/‎EasyVis/App.config
-6
diff --git a/‎EasyVis/EasyVis.csproj
-72 b/‎EasyVis/EasyVis.csproj
-72
diff --git a/‎EasyVis/Program.cs
-72 b/‎EasyVis/Program.cs
-72
diff --git a/‎EasyVis/Properties/AssemblyInfo.cs
-36 b/‎EasyVis/Properties/AssemblyInfo.cs
-36
diff --git a/‎EasyVis/packages.config
-4 b/‎EasyVis/packages.config
-4
@@ -5,11 +5,6 @@ VisualStudioVersion = 12.0.31101.0
 MinimumVisualStudioVersion = 10.0.40219.1
 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "EasyGeom", "EasyGeom\EasyGeom.csproj", "{7E7016BF-6ACA-4CE6-ADC7-247C926D4E02}"
 EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "EasyVis", "EasyVis\EasyVis.csproj", "{FE5B72A5-90B1-4FA0-92CB-154AC2905FC5}"
-	ProjectSection(ProjectDependencies) = postProject
-		{7E7016BF-6ACA-4CE6-ADC7-247C926D4E02} = {7E7016BF-6ACA-4CE6-ADC7-247C926D4E02}
-	EndProjectSection
-EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
 
@@ -23,7 +23,7 @@ public IndexMatrix( Matrix matrix )
 			}
 		}
 
-		public override double this[int i, int j]
+		public double this[int i, int j]
 		{
 			get {
 				return base[_rowIndices[i], _colIndices[j]];
 
@@ -1,6 +1,3 @@
-using System;
-using System.Collections;
-
 namespace EasyGeom
 {
 	public class LinearSystem
@@ -32,7 +29,7 @@ void ToEchelonForm()
 			int rowCount = _a.RowCount;
 			int colCount = _a.ColCount;
 
-			IndexMatrix matrix = new IndexMatrix( _a );
+			var matrix = new IndexMatrix( _a );
 
 			for( int i = 0, j = 0; i < rowCount && j < colCount; i++, j++ )
 			{
Original file line number	Diff line number	Diff line change
`@@ -23,7 +23,7 @@ public IndexMatrix( Matrix matrix )`
`23`	`23`	`}`
`24`	`24`	`}`
`25`	`25`
`26`		`- public override double this[int i, int j]`
	`26`	`+ public double this[int i, int j]`
`27`	`27`	`{`
`28`	`28`	`get {`
`29`	`29`	`return base[_rowIndices[i], _colIndices[j]];`
Original file line number	Diff line number	Diff line change
`@@ -1,6 +1,3 @@`
`1`		`-using System;`
`2`		`-using System.Collections;`
`3`		`-`
`4`	`1`	`namespace EasyGeom`
`5`	`2`	`{`
`6`	`3`	`public class LinearSystem`
`@@ -32,7 +29,7 @@ void ToEchelonForm()`
`32`	`29`	`int rowCount = _a.RowCount;`
`33`	`30`	`int colCount = _a.ColCount;`
`34`	`31`
`35`		`- IndexMatrix matrix = new IndexMatrix( _a );`
	`32`	`+ var matrix = new IndexMatrix( _a );`
`36`	`33`
`37`	`34`	`for( int i = 0, j = 0; i < rowCount && j < colCount; i++, j++ )`
`38`	`35`	`{`