numpy.polynomial.polynomial.polymulx

polynomial.polynomial.polymulx(c)

Multiply a polynomial by x.

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

參數:

carray_like

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

回傳值:

outndarray

代表乘法結果的陣列。

也參考

polyadd, polysub, polymul, polydiv, polypow

範例

Try it in your browser!

>>> from numpy.polynomial import polynomial as P
>>> c = (1, 2, 3)
>>> P.polymulx(c)
array([0., 1., 2., 3.])

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