擅长:python、mysql、java
<pre><code>In [1]: import numpy.polynomial
In [2]: p = numpy.polynomial.Chebyshev.basis(5)
In [3]: p
Out[3]: Chebyshev([ 0., 0., 0., 0., 0., 1.], [-1., 1.], [-1., 1.])
In [4]: p.convert(kind=numpy.polynomial.Polynomial)
Out[4]: Polynomial([ 0., 5., 0., -20., 0., 16.], [-1., 1.], [-1., 1.])
</code></pre>