import graph;

import graph;

size(30,30,IgnoreAspect);

real f(real t) {return t < 0 ? -1/t : -0.5/t;}

picture logo(pair s=0, pen q)
{
picture pic;
pen p=linewidth(3)+q;
real a=-0.5;
real b=1;
real eps=0.1;
draw(pic,shift((eps,-f(a)))*graph(f,a,-eps),p);
real c=0.5*a;
pair z=(0,f(c)-f(a));
draw(pic,z+c+eps--z,p);
yaxis(pic,p);
return shift(s)*pic;
}

add(logo(red));