MATMUL

9.178 MATMUL — matrix multiplication

Description:
Performs a matrix multiplication on numeric or logical arguments.
Standard:
Fortran 95 and later
Class:
Transformational function
Syntax:
RESULT = MATMUL(MATRIX_A, MATRIX_B)
Arguments:
MATRIX_A An array of INTEGER, REAL, COMPLEX, or LOGICAL type, with a rank of one or two.
MATRIX_B An array of INTEGER, REAL, or COMPLEX type if MATRIX_A is of a numeric type; otherwise, an array of LOGICAL type. The rank shall be one or two, and the first (or only) dimension of MATRIX_B shall be equal to the last (or only) dimension of MATRIX_A.
Return value:
The matrix product of MATRIX_A and MATRIX_B. The type and kind of the result follow the usual type and kind promotion rules, as for the * or .AND. operators.
See also:

© Free Software Foundation
Licensed under the GNU Free Documentation License, Version 1.3.
https://gcc.gnu.org/onlinedocs/gcc-5.4.0/gfortran/MATMUL.html

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