phi = 1/2 (-1 + 5^(1/2)) println[circle phi -> "degrees"] g = new graphics for p = 1 to 1000 { angle = p circle phi g.fillEllipseCenter[p cos[angle],p sin[angle],3 ln[p], 3 ln[p]] } g.show[] g.write["fibonacci.svg", 1000, 1000]