http://www.google.com/search?hl=en&q...2arc+length%22

David Merrill

"Morris Dovey" wrote in message
...
snip...

What I need is an algebraic expression representing the distance along
the parabola from the vertex to any point (x,y) on the parabola so I
can lay out the shape of a petal for cutting from flat stock.

--
Morris Dovey
DeSoto Solar
DeSoto, Iowa USA
http://www.iedu.com/DeSoto/solar.html