25 lines
342 B
Text
25 lines
342 B
Text
|
z0=(0,0);
|
||
|
|
z1=(gu,0);
|
||
|
|
z2=(0,-gu);
|
||
|
|
z3=(gu,-gu);
|
||
|
|
|
||
|
|
label("A",z0);
|
||
|
|
label("B",z1);
|
||
|
|
label("B",z2);
|
||
|
|
label("C",z3);
|
||
|
|
|
||
|
|
drawEdge(z0,z1,"f");
|
||
|
|
|
||
|
|
drawEdge(z1,z2,"g");
|
||
|
|
|
||
|
|
path ac,ab;
|
||
|
|
drawEdge(z2,z3,"h");
|
||
|
|
|
||
|
|
ac:=edge(z1,z3);
|
||
|
|
drawarrow ac;
|
||
|
|
label.rt(btex $h \circ g$ etex,midpoint(ac));
|
||
|
|
|
||
|
|
ab:=edge(z0,z2);
|
||
|
|
drawarrow ab;
|
||
|
|
label.lft(btex $g \circ f$ etex,midpoint(ab));
|