如图所示,想在改变r1参数取值的情况下连接每条曲线的极值点,要怎么写命令呀?谢谢大家!
你好,首先是极值点怎么获取,比方说
x = linspace(0,40*pi,10000); y = x.^2.*sin(x); plot(x,y,'b') hold on [~,locs] = findpeaks(y); plot(x(locs), y(locs), 'r-o', 'markerfacecolor', 'r')