This is documentation for an old release of NumPy (version 1.15). Read this page Search for this page in the documentation of the latest stable release (version 2.2).

numpy.polynomial.legendre.legline

numpy.polynomial.legendre.legline(off, scl)

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.

See also

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