mathjs/docs/reference/functions/dotMultiply.md

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Function dotMultiply #

Multiply two matrices element wise. The function accepts both matrices and scalar values.

Syntax #

math.dotMultiply(x, y)

Parameters #

Parameter	Type	Description
x	number | BigNumber | Fraction | Complex | Unit | Array | Matrix	Left hand value
y	number | BigNumber | Fraction | Complex | Unit | Array | Matrix	Right hand value

Returns #

Type	Description
number | BigNumber | Fraction | Complex | Unit | Array | Matrix	Multiplication of x and y

Throws #

Type	Description

Examples #

math.dotMultiply(2, 4) // returns 8

a = [[9, 5], [6, 1]]
b = [[3, 2], [5, 2]]

math.dotMultiply(a, b) // returns [[27, 10], [30, 2]]
math.multiply(a, b)    // returns [[52, 28], [23, 14]]

See also #

multiply, divide, dotDivide