numpy.polynomial.chebyshev.chebmulx#

polynomial.chebyshev.chebmulx(c)[source]#

Multiply a Chebyshev series by x.

Multiply the polynomial c by x, where x is the independent variable.

Parameters:
carray_like

1-D array of Chebyshev series coefficients ordered from low to high.

Returns:
outndarray

Array representing the result of the multiplication.

See also

chebadd, chebsub, chebmul, chebdiv, chebpow

Examples

>>> from numpy.polynomial import chebyshev as C
>>> C.chebmulx([1,2,3])
array([1. , 2.5, 1. , 1.5])