Expm1

Expm1-func

Description

Minimum Origin Version Required: 2019 SR0

This function returns exp(x)-1 accurately for the small values of x

Syntax

double Expm1( double x)

Parameters

x

a real number approaching to 0.

Return

Returns the value of exp(x)-1 when x is a small value.

Example

expm1(0.00345)=;     // ANS: expm1(0.00345)=0.0034559580998446

See Also

Exp, ln