(k, x)
| 31 | |
| 32 | |
| 33 | def legendreDer(k, x): |
| 34 | def _legendre(k, x): |
| 35 | return (2*k+1) * eval_legendre(k, x) |
| 36 | out = 0 |
| 37 | for i in np.arange(k-1,-1,-2): |
| 38 | out += _legendre(i, x) |
| 39 | return out |
| 40 | |
| 41 | |
| 42 | def phi_(phi_c, x, lb = 0, ub = 1): |
no test coverage detected