%ERFC Complementary error function.
%   Y = ERFC(X) is the complementary error function for each element
%   of X.  X must be real.  The complementary error function is
%   defined as:
%
%     erfc(x) = 2/sqrt(pi) * integral from x to inf of exp(-t^2) dt.
%             = 1 - erf(x).
%
%   See also ERF, ERFCX, ERFINV, ERFCINV.

%   Copyright 1984-2010 The MathWorks, Inc. 
%   Built-in function.
