Main Content

expm1

Compute exp(x)-1 accurately for small values of x

Syntax

y = expm1(x)

Description

y = expm1(x) computes exp(x)-1, compensating for the roundoff in exp(x).

For small x, expm1(x) is approximately x, whereas exp(x)-1 can be zero.

Extended Capabilities

C/C++ Code Generation
Generate C and C++ code using MATLAB® Coder™.

See Also

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Introduced before R2006a