Function cosh #
Calculate the hyperbolic cosine of a value,
defined as cosh(x) = 1/2 * (exp(x) + exp(-x))
.
To avoid confusion with the matrix hyperbolic cosine, this function does not apply to matrices.
Syntax #
math.cosh(x)
Parameters #
Parameter | Type | Description |
---|---|---|
x |
number | BigNumber | Complex | Function input |
Returns #
Type | Description |
---|---|
number | BigNumber | Complex | Hyperbolic cosine of x |
Throws #
Type | Description —- | ———–
Examples #
math.cosh(0.5) // returns number 1.1276259652063807