gusucode.com > symbolic工具箱matlab源码程序 > symbolic/@logical/isAlways.m

    function Y = isAlways(X,varargin)
%isAlways     Test mathematical statement
%
%      isAlways(X) for a logical array X returns X.
%      This function exists to allow a uniform calling syntax for SYM and LOGICAL objects.

% Copyright 2013 The MathWorks, Inc.
Y = X;