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gammaln

The logarithm of gamma function.

Syntax

y = gammaln(x)

Arguments

x

real vector

y

real vector with same size.

Description

gammaln(x) evaluates the logarithm of gamma function at all the elements of x, avoiding underflow and overflow. x must be real.

Examples

gammaln(0.5)

See also

  • gamma — gamma function, complete or incomplete normalized
  • dlgamma — derivative of gammaln function, psi function

History

VersionDescription
5.4.0 Overloading allowed for list, mlist, tlist and hypermatrix types.
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Last updated:
Thu Oct 24 11:13:09 CEST 2024