Commit f02dfdd9 authored by Tomáš Oberhuber's avatar Tomáš Oberhuber
Browse files

Fixing MultidiagonalMatrix documentation.

parent 9ab855e2

Documentation/Examples/Matrices/MultidiagonalMatrix/MultidiagonalMatrixExample_Constructor.cpp

+5 −3
Original line number Diff line number Diff line
@@ -22,11 +22,13 @@ void laplaceOperatorMatrix() 
      auto row = matrixView.getRow( elementIdx );

      if( i == 0 || j == 0 || i == gridSize - 1 || j == gridSize - 1 )

         row.setElement( 2, 1.0 ); // set matrix elements corresponding to boundary grid nodes

                                   // and Dirichlet boundary conditions, i.e. 1 on the main diagonal

                                   // which is the third one

      else

      {

         row.setElement( 0, -1.0 ); // set matrix elements corresponding to inner grid nodes

         row.setElement( 1, -1.0 );

         row.setElement( 2,  4.0 );

         row.setElement( 0, -1.0 ); // set matrix elements corresponding to inner grid nodes, i.e.

         row.setElement( 1, -1.0 ); // 4 on the main diagonal (the third one) and -1 to the other

         row.setElement( 2,  4.0 ); // sub-diagonals

         row.setElement( 3, -1.0 );

         row.setElement( 4, -1.0 );

      }

Documentation/Examples/Matrices/MultidiagonalMatrix/MultidiagonalMatrixExample_Constructor_init_list_1.cpp

+5 −3
Original line number Diff line number Diff line
@@ -21,11 +21,13 @@ void laplaceOperatorMatrix() 
      auto row = matrixView.getRow( elementIdx );

      if( i == 0 || j == 0 || i == gridSize - 1 || j == gridSize - 1 )

         row.setElement( 2, 1.0 ); // set matrix elements corresponding to boundary grid nodes

                                   // and Dirichlet boundary conditions, i.e. 1 on the main diagonal

                                   // which is the third one

      else

      {

         row.setElement( 0, -1.0 ); // set matrix elements corresponding to inner grid nodes

         row.setElement( 1, -1.0 );

         row.setElement( 2,  4.0 );

         row.setElement( 0, -1.0 ); // set matrix elements corresponding to inner grid nodes, i.e.

         row.setElement( 1, -1.0 ); // 4 on the main diagonal (the third one) and -1 to the other

         row.setElement( 2,  4.0 ); // sub-diagonals

         row.setElement( 3, -1.0 );

         row.setElement( 4, -1.0 );

      }

Documentation/Examples/Matrices/MultidiagonalMatrix/MultidiagonalMatrixExample_Constructor_init_list_2.cpp

+5 −5
Original line number Diff line number Diff line
@@ -12,13 +12,13 @@ void laplaceOperatorMatrix() 
   const int matrixSize = gridSize * gridSize;

   TNL::Matrices::MultidiagonalMatrix< double, Device > matrix( 

      matrixSize, { - gridSize, -1, 0, 1, gridSize }, {

         {  0.0,  0.0, 1.0 },  // set matrix elements corresponding to boundary grid nodes

         {  0.0,  0.0, 1.0 },  // and Dirichlet boundary conditions, i.e. 1 on the main diagonal

         {  0.0,  0.0, 1.0 },  // which is the third one

         {  0.0,  0.0, 1.0 },

         {  0.0,  0.0, 1.0 },

         {  0.0,  0.0, 1.0 },

         {  0.0,  0.0, 1.0 },

         {  0.0,  0.0, 1.0 },

         { -1.0, -1.0, 4.0, -1.0, -1.0 },

         { -1.0, -1.0, 4.0, -1.0, -1.0 },

         { -1.0, -1.0, 4.0, -1.0, -1.0 }, // set matrix elements corresponding to inner grid nodes, i.e.4 on the main diagonal

         { -1.0, -1.0, 4.0, -1.0, -1.0 }, //  (the third one) and -1 to the other sub-diagonals

         {  0.0,  0.0, 1.0 },

         {  0.0,  0.0, 1.0 },

         { -1.0, -1.0, 4.0, -1.0, -1.0 },