答案:调节MarkerSize 属性
例如
x = -pi:pi/10:pi;
y = tan(sin(x)) - sin(tan(x));
plot(x,y,'--rs','LineWidth',2,...
'MarkerEdgeColor','k',...
'MarkerFaceColor','g',...
'MarkerSize',10)
其他:a=[1 2 3;-1 -2 -3]; [M,N]=size(a); for i=1:M for j=1:N if a(i,j)