Legendre.identity()

numpy.polynomial.legendre.Legendre.identity

Legendre.identity(domain=None, window=None) [source]

Identity function.

If p is the returned series, then p(x) == x for all values of x.

Parameters:

domain : {None, array_like}, optional

If given, the array must be of the form [beg, end], where beg and end are the endpoints of the dom