||last updated: 2005-11-06
Given a regularly placed points on a circumference.
By connecting each bth point, a star polygon (a,b) is formed.
A and b are relatively prime, as defined by Coxeter (1969).
The curves were first studied by Thomas Bradwardine (1290-1349).
When a and b are not relatively prime, the curve is called a star
Star figure or star polygon is sometimes called a polygram.