请问有GESD算法的程序吗?matlab的
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现在就有问题了
syms k
x1=(exp(-j*pi*k*t))*(Heaviside(t-0.5)-Heaviside(t+0.5));
[b]a=int(x1,t,-1/2,1/2)/2
??? Function 'gt' is not defined for values of class 'sym'.
Error in ==> gt at 18
[varargout{1:nargout}] = builtin('gt', varargin{:});
Error in ==> Heaviside at 6
f=(t>0);