Function multiply

Multiply two values, x * y. For matrices, the matrix product is calculated.

Syntax

multiply(x, y)

Parameters

Parameter Type Description
x number | BigNumber | Fraction | Complex | Unit | Array | Matrix First value to multiply
y number | BigNumber | Fraction | Complex | Unit | Array | Matrix Second value to multiply

Returns

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

Examples

multiply(4, 5.2);        // returns number 20.8

var a = complex(2, 3);
var b = complex(4, 1);
multiply(a, b);          // returns Complex 5 + 14i

var c = [[1, 2], [4, 3]];
var d = [[1, 2, 3], [3, -4, 7]];
multiply(c, d);          // returns Array [[7, -6, 17], [13, -4, 33]]

var e = unit('2.1 km');
multiply(3, e);          // returns Unit 6.3 km

See also

divide