docs: public static void multA_u( final int blockLength ,
                                  final DSubmatrixD1 A ,
                                  final DSubmatrixD1 V ,
                                  int row )
      {
          int heightMatA = A.row1-A.row0;
  
          for( int i = row+1; i < heightMatA; i++ ) {
  
              double val = innerProdRowSymm(blockLength,A,row,A,i,1);
  
              V.set(row,i,val);
          }
      }