Lines Matching refs:roots

36     roots = []
38         roots.append(-bx/ax2)
40         roots.append(-by/ay2)
41     points = [(ax*t*t + bx*t + cx, ay*t*t + by*t + cy) for t in roots if 0 <= t < 1] + [pt1, pt3]
64     roots = xRoots + yRoots
66 …points = [(ax*t*t*t + bx*t*t + cx * t + dx, ay*t*t*t + by*t*t + cy * t + dy) for t in roots] + [pt…
266             roots = []
269             roots = [-c/b]
275             roots = [(-b+rDD)/2.0/a, (-b-rDD)/2.0/a]
278             roots = []
279     return roots