CSRMatrixGetUpperTriangleOn this pageGetUpperTriangle This subroutine returns the Upper part of the sparse matrix. Interface InterfaceINTERFACE MODULE SUBROUTINE GetUpperTriangle(obj, U) TYPE(CSRMatrix_), INTENT(IN) :: obj TYPE(CSRMatrix_), INTENT(INOUT) :: U END SUBROUTINE GetUpperTriangleEND INTERFACE Example TODO