www.gusucode.com > signal 工具箱matlab源码程序 > signal/@dfilt/@singleton/thisisscalarstructure.m

    function f = thisisscalarstructure(Hd)
%THISISSCALARSTRUCTURE  True if scalar filter.
%   THISISSCALARSTRUCTURE(Hd) returns 1 if Hd is a scalar filter structure, and 0
%   otherwise. 
%
%   See also DFILT.   
  
%   Author: Thomas A. Bryan
%   Copyright 1988-2005 The MathWorks, Inc.

% This should be private

f = false;