[R] French Curve

[Charles C. Berry]

Ken Knoblauch <knoblauch <at> lyon.inserm.fr> writes:

> 
> >I remember that my father had a French curve: it was a plastic template
> >used for drawing which had several smooth edges of varying curvature.

Yes. These were used by graphic artists, among others. 

Some pictures of these are posted at  

      http://mathworld.wolfram.com/FrenchCurve.html

Along with a cute anecdote about the use of the French curve by physicist
Richard Feynman.


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