Question

如何用matlab中画积分曲线

积分函数y=sint/t积分变量为t,积分上限为0,下限为t

Answer 1

function y=F(t)
if(t~=0)
    y=integral(@(x) sin(x)/x,t,1e-10);
else
    y=0;
end
end
x=-1:.01:1;y=x;
for i=1:length(x)
    y(i)=F(x(i));
end
plot(x,y)