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Aide de Scilab >> Fonctions spéciales > erfi

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

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 — fonction erreur
  • erfcx — fonction erreur complémentaire normalisée.
  • erfc — fonction erreur complémentaire.
  • calerf — calcule différentes fonctions d'erreur.

History

VersionDescription
5.5.0 Function erfi supports complex arguments
Scilab Enterprises
Copyright (c) 2011-2015 (Scilab Enterprises)
Copyright (c) 1989-2012 (INRIA)
Copyright (c) 1989-2007 (ENPC)
with contributors
Last updated:
Wed Jun 15 08:31:05 CEST 2016