Command: Erfc

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Name:
 Erfc - complementary error function

Synopsis:
 x Erfc -> result

Description:
 Computes the error function 
             erfc(x) = 1 - erf(x) = 2/sqrt(pi) int_x^inf dt exp(-t^2)

Parameters:
  x (double): error function argument

Examples:
 0.5 erfc -> 0.4795

Author:
 H E Plesser

FirstVersion:
 2001-07-30

Remarks:
 Requires the GSL.

References:
 http://sources.redhat.com/gsl/ref 

SeeAlso:Erf
Source:
 /home/abuild/rpmbuild/BUILD/nest-2.4.1/sli/specialfunctionsmodule.h

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