trimf compute the triangular member function of
x with parameters [a,b,c]. This member function
need a<b<c.
Examples
x=linspace(0,1,100)';y1=trimf(x,[00.20.4]);y2=trimf(x,[0.20.50.9]);y3=trimf(x,[0.50.60.9]);scf();clf();plot2d(x,[y1y2y3],leg="y1@y2@y3");xtitle("Triangular Member Function Example","x","mu(x)");