x = -2:0.1:2; y = erf(x); e = rand(size(x))/10; errorbar(x,y,e); x = 0:0.05:5; y = sin(x.^2); plot(x,y); xlabel('Time') ylabel('Amplitude') 1.3-2 输入一个行矩阵
1.3-3 分行输入一个行矩阵
