simple-squiggle/node_modules/mathjs/docs/reference/functions/unaryMinus.md

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Function unaryMinus

Inverse the sign of a value, apply a unary minus operation.

For matrices, the function is evaluated element wise. Boolean values and strings will be converted to a number. For complex numbers, both real and complex value are inverted.

Syntax

math.unaryMinus(x)

Parameters

Parameter Type Description
x number | BigNumber | Fraction | Complex | Unit | Array | Matrix Number to be inverted.

Returns

Type Description
number | BigNumber | Fraction | Complex | Unit | Array | Matrix Returns the value with inverted sign.

Throws

Type Description

Examples

math.unaryMinus(3.5)      // returns -3.5
math.unaryMinus(-4.2)     // returns 4.2

See also

add, subtract, unaryPlus