个人logo 以前的设计

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%%http://www.anycodes.cn/zh/ %%
%%      个人logo             %%
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R=1;   S=1.4142;
axis equal
m=-0.5*pi:pi/20:0.75*pi;
n=pi/2:pi/20:7/4*pi;
%1
x1=1+R*cos(m);
y1=1+R*sin(m);
plot(x1,y1,'-')
%2
hold on
x2=1+S+R*cos(n);
y2=1+S+R*sin(n);
plot(x2,y2,'-r')
%3
hold on
x3=2+S+R*cos(m);
y3=S+R*sin(m);
plot(x3,y3,'-')
%4
x4=2+2*S+R*cos(n);
y4=2*S+R*sin(n);
plot(x4,y4,'-r')