Ketinit(); //Setfiles(""); Setparent(Cdyname()+"fig"); Setketcindyjs(["Nolabel=all"]); Setax([7,"se"]); Slider("C",[-6,-3],[6,-3]); Slider("F",[-8,-3],[-8,3]); Putpoint("G",[0,2]); Ch=[1,2]; // block(s) to be executed if(contains(Ch,1), Plotdata("1","sin(x)","x",["Num=200","do"]); ); if(contains(Ch,2), Plotdata("2",Assign("sin(x-c)+f",["c",Ptpos(C)_1,"f",Ptpos(F)_2]),"x",["Num=200"]); ); Letter([G,"s","Graph of $y=\sin x$"]); Figpdf(); Windispg(); //Help("Plot");