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numpy.polynomial.legendre.legline¶

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

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