get the value of the function, and its first & second derivative
- Parameters:
-
| x | the point at which to evaluate the function |
- Returns:
- (f(x), f'(x), f''(x))
Reimplemented from C2Function.
Definition at line 746 of file C2Functions.py.
00746 :
00747 xp=self.a*x**self.b2
00748 return native(xp*x*x, self.b*xp*x, self.bb1*xp)
00749
