gjp的私人答案

global a; a=1; x=0:0.01:2; y=second(x); plot(x,y,‘h’,‘markersize’,10,‘linewidth’,2); xlabel(‘自变量’,‘FontSize’,14); ylabel(‘函数值’,‘FontSize’,14); hold on function s=second(x) global a; s=exp(-a.*x.*x); e

>>阅读原文<<