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    %ISLINPHASE  True for linear phase discrete-time filter.
%   ISLINPHASE(Hd) returns 1 if filter Hd is linear phase, and 0 otherwise.
%
%   ISLINPHASE(Hd,TOL) uses tolerance TOL to determine when two numbers are
%   close enough to be considered equal.
%
%   See also DFILT.

%   Authors: J. Schickler
%   Copyright 1988-2002 The MathWorks, Inc.

% Help for the filter's ISLINPHASE pcoded method.

% [EOF]