Joerg Arndt on Sat, 16 Aug 2014 19:03:33 +0200


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Re: Vec() and leading zeros of generating function 

* Ralf Stephan <gtrwst9@gmail.com> [Aug 16. 2014 18:46]:
> Convert into polynomial first:
> ? s=x^2 + x^4 + O(x^11)
> %8 = x^2 + x^4 + O(x^11)
> ? Vec(Pol(s))
> %9 = [1, 0, 1, 0, 0]
> 
> Now just reverse.

So  Vecrev(Pol(s))  it is!
(For nonnegative initial power.)


> 
> [...]

P.S.: I am the only one who is inconvenienced by the
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