[metapost] Re: workaround for turningnumber bug

[Taco Hoekwater]

Giuseppe Bilotta wrote:
> Sunday, January 30, 2005 Taco Hoekwater wrote:
> 
> What exactly is the turning number of a path? If you tell me,
> I might try to work something out.

Straight from the MF-book:

  "The turning number of a [cyclic] path is defined to be $t$
   if the compass heading [of a car driving along the path]
   changes by exactly $t$ times 360 degrees when the path is
   traversed [once]"

Hope it helps,

Taco