numpy.polynomial.polynomial.polyline — NumPy v1.15 Manual (original) (raw)
numpy.polynomial.polynomial. polyline(off, scl)[source]¶
Returns an array representing a linear polynomial.
| Parameters: | off, scl : scalars The “y-intercept” and “slope” of the line, respectively. |
|---|---|
| Returns: | y : ndarray This module’s representation of the linear polynomial off + scl*x. |
Examples
from numpy.polynomial import polynomial as P P.polyline(1,-1) array([ 1, -1]) P.polyval(1, P.polyline(1,-1)) # should be 0 0.0