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

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Function cosh

Calculate the hyperbolic cosine of a value, defined as cosh(x) = 1/2 * (exp(x) + exp(-x)).

For matrices, the function is evaluated element wise.

Syntax

math.cosh(x)

Parameters

Parameter Type Description
x number | BigNumber | Complex | Unit | Array | Matrix Function input

Returns

Type Description
number | BigNumber | Complex | Array | Matrix Hyperbolic cosine of x

Throws

Type Description

Examples

math.cosh(0.5)       // returns number 1.1276259652063807

See also

sinh, tanh