numpy.polynomial.legendre.legline

numpy.polynomial.legendre.legline(off, scl)[源代码]

Legendre series whose graph is a straight line.

Parameters:
off, scl : scalars

The specified line is given by off + scl*x.

Returns:
y : ndarray

This module’s representation of the Legendre series for off + scl*x.

参见

polyline, chebline

Examples

>>> import numpy.polynomial.legendre as L
>>> L.legline(3,2)
array([3, 2])
>>> L.legval(-3, L.legline(3,2)) # should be -3
-3.0