mathjs/docs/reference/functions/inv.md

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Function inv #

Calculate the inverse of a square matrix.

Syntax #

math.inv(x)

Parameters #

Parameter	Type	Description
x	Number | Complex | Array | Matrix	Matrix to be inversed

Returns #

Type	Description
Number | Complex | Array | Matrix	The inverse of x.

Examples #

math.inv([[1, 2], [3, 4]]);  // returns [[-2, 1], [1.5, -0.5]]
math.inv(4);                 // returns 0.25
1 / 4;                       // returns 0.25

See also #

det, transpose