MMULT (product of matrices)

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MMULT (product of matrices)

Syntax:

MMULT(Array1, Array2)

Description:

Returns the product of two matrices.

Array1 and Array2 are cell ranges or arrays containing the matrices to be evaluated. They must contain numeric values only.

Please note: The number of columns in Array1 must equal the number of rows in Array2, otherwise, multiplication is not possible.

Note:

Formulas using this function have to be entered as an array formula. For more information, see Working with arrays.

Example:

MMULT({1,2;3,4}, {5,6;7,8}) returns {19,22;43,50}

See also:

Section Working with arrays, MDETERM, MINVERSE, MSOLVE, TRANSPOSE