gusucode.com > 《精通matlab 7》包括配套光盘 > 配套光盘里的程序附件/Ex-23/Ex2311.m
%例23-11 对数/半对数坐标系作图 x=0:0.1:10; y=exp(-x); subplot(2,2,1) plot(x,y,'r') title('plot') subplot(2,2,2) semilogx(x,y,'--k') title('semilogx') subplot(2,2,3) semilogy(x,y,'-.g','LineWidth',1.5) title('semilogy') subplot(2,2,4) loglog(x,y,':b','LineWidth',0.5') title('loglog')