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erfi

The imaginary error function.

Syntax

y = erfi(z)

Arguments

z

vector or matrix

y

vector or matrix (of same size than x)

Description

erfi computes the imaginary error function of x, defined by -i.erf(i.x).

Examples

erfi(1.234)

x = [-0.1, 0.1, 1, 1+2*%i,-1+2*%i,1e-6+2e-6*%i,0+2*%i];
erfi(x)
// equivalent to
-%i * erf(%i*x)

Algorithms

This function is based on the Faddeeva package library.

See also

  • erf — função de erro
  • erfcx — função de erro complementar escalada
  • erfc — função de erro complementar
  • calerf — computa funções de erro

History

VersãoDescrição
5.5.0 Function erfi supports complex arguments
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<< erfcx Funções Especiais erfinv >>

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Last updated:
Mon Jun 17 17:53:24 CEST 2024