Type of line drawing in graphviz

Question

I try to use graphviz to draw graph with minimum crossing number to make it understandable. Graphviz do it well with default settings, but sometimes it create many intersections of outgoing arrows. Can I change the style of drawing lines outgoing using DOT language? Problem lines is

33->105; 
33->73; 
33->45;

Answer 1

If you use dot for your layout, you may try using concentrate=true which does merge edges in some cases:

Example: