tmp commit - toward 0.0.1

pina/chebyshev.py

@@ -0,0 +1,6 @@
+from mpmath import chebyt, chop, taylor
+import numpy as np
+def chebyshev_roots(n):
+    """ Return the roots of *n* Chebyshev polynomials (between [-1, 1]) """
+    return np.roots(chop(taylor(lambda x: chebyt(n, x), 0, n))[::-1])
+