NAME

       larcm - larcm: real * complex matrix-matrix multiply

SYNOPSIS

   Functions
       subroutine clarcm (m, n, a, lda, b, ldb, c, ldc, rwork)
           CLARCM copies all or part of a real two-dimensional array to a complex array.
       subroutine zlarcm (m, n, a, lda, b, ldb, c, ldc, rwork)
           ZLARCM copies all or part of a real two-dimensional array to a complex array.

Detailed Description

Function Documentation

   subroutine clarcm (integer m, integer n, real, dimension( lda, * ) a, integer lda, complex, dimension( ldb, *
       ) b, integer ldb, complex, dimension( ldc, * ) c, integer ldc, real, dimension( * ) rwork)
       CLARCM copies all or part of a real two-dimensional array to a complex array.

       Purpose:

            CLARCM performs a very simple matrix-matrix multiplication:
                     C := A * B,
            where A is M by M and real; B is M by N and complex;
            C is M by N and complex.

       Parameters
           M

                     M is INTEGER
                     The number of rows of the matrix A and of the matrix C.
                     M >= 0.

           N

                     N is INTEGER
                     The number of columns and rows of the matrix B and
                     the number of columns of the matrix C.
                     N >= 0.

           A

                     A is REAL array, dimension (LDA, M)
                     On entry, A contains the M by M matrix A.

           LDA

                     LDA is INTEGER
                     The leading dimension of the array A. LDA >=max(1,M).

           B

                     B is COMPLEX array, dimension (LDB, N)
                     On entry, B contains the M by N matrix B.

           LDB

                     LDB is INTEGER
                     The leading dimension of the array B. LDB >=max(1,M).

           C

                     C is COMPLEX array, dimension (LDC, N)
                     On exit, C contains the M by N matrix C.

           LDC

                     LDC is INTEGER
                     The leading dimension of the array C. LDC >=max(1,M).

           RWORK

                     RWORK is REAL array, dimension (2*M*N)

       Author
           Univ. of Tennessee

           Univ. of California Berkeley

           Univ. of Colorado Denver

           NAG Ltd.

   subroutine zlarcm (integer m, integer n, double precision, dimension( lda, * ) a, integer lda, complex*16,
       dimension( ldb, * ) b, integer ldb, complex*16, dimension( ldc, * ) c, integer ldc, double precision,
       dimension( * ) rwork)
       ZLARCM copies all or part of a real two-dimensional array to a complex array.

       Purpose:

            ZLARCM performs a very simple matrix-matrix multiplication:
                     C := A * B,
            where A is M by M and real; B is M by N and complex;
            C is M by N and complex.

       Parameters
           M

                     M is INTEGER
                     The number of rows of the matrix A and of the matrix C.
                     M >= 0.

           N

                     N is INTEGER
                     The number of columns and rows of the matrix B and
                     the number of columns of the matrix C.
                     N >= 0.

           A

                     A is DOUBLE PRECISION array, dimension (LDA, M)
                     On entry, A contains the M by M matrix A.

           LDA

                     LDA is INTEGER
                     The leading dimension of the array A. LDA >=max(1,M).

           B

                     B is COMPLEX*16 array, dimension (LDB, N)
                     On entry, B contains the M by N matrix B.

           LDB

                     LDB is INTEGER
                     The leading dimension of the array B. LDB >=max(1,M).

           C

                     C is COMPLEX*16 array, dimension (LDC, N)
                     On exit, C contains the M by N matrix C.

           LDC

                     LDC is INTEGER
                     The leading dimension of the array C. LDC >=max(1,M).

           RWORK

                     RWORK is DOUBLE PRECISION array, dimension (2*M*N)

       Author
           Univ. of Tennessee

           Univ. of California Berkeley

           Univ. of Colorado Denver

           NAG Ltd.

Author

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