[metapost] "ProfileBezier.mp"

[Taco Hoekwater]

Hi Larry,

This is a very nice testbed. Thank you, I find it quite helpful!

Greetings, Taco

Larry Siebenmann wrote:
> Hi all,
> 
> List members have recently learned a lot about bezier
> inflexions and loops. But, to the uninitiated mp user, it is
> not obvious that a bezier cubic curve F(t) (when extended for
> all times t) almost always has one of two characteristic
> shapes "loop" or "inflexions" and even bears a perfectly
> *canonical* coordinate system.