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SVG Doodles

The classic five pointed star

r = cos(k*theta), k = 3 in this example

After using a compass to draw a circle this is often drawn next

Cross a circle and a square: abs(x)^(2.5) + abs(y)^(2.5) = 1

Multiple renderings of a lemniscate while rotating

Multiple arcs surrounding a circle

A blue max: http://en.wikipedia.org/wiki/Superformula with a = b = 1, m = 8, n1 = 0.2, n2 = 0.2, n3 = 16

SVG version of a Japanese geometry problem

The Utah Teapot rendered in wire frame with hidden lines removed

A tractrix curve rotated in three dimensions rendered in wire frame with hidden lines removed