1.0 KiB
1.0 KiB
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