numpy.polynomial.legendre.legline

polynomial.legendre.legline(off, scl)[source]

Legendre series whose graph is a straight line.

Parameters
off, sclscalars

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

Returns
yndarray

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

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