Thanks and sorry - yes, I realized my mistake,
K
On Wednesday, 25 May 2016 15:03:35 UTC+1, John Cremona wrote:
>
> R.gen() is z, not the square root of minus 1, so your f is 4*z^2.
>
> With I = CC.gen() you get
>
> sage: print(f.dict())
> {1: 2.00*I, 2: 2.00}
>
>
> On 2
On Wednesday, 25 May 2016 15:34:30 UTC+1, kbriggs wrote:
>
> Thanks and sorry - yes, I realized my mistake,
> K
>
> On Wednesday, 25 May 2016 15:03:35 UTC+1, John Cremona wrote:
>>
>> R.gen() is z, not the square root of minus 1, so your f is 4*z^2.
>>
>> With I = CC.gen() you get
>>
>> sage: p
R.gen() is z, not the square root of minus 1, so your f is 4*z^2.
With I = CC.gen() you get
sage: print(f.dict())
{1: 2.00*I, 2: 2.00}
On 25 May 2016 at 14:13, wrote:
> Why do I get this?
>
>
> R.=PowerSeriesRing(CC)
>
> I=R.gen()
> f=2*I*z+2*z^2
>
> print(f.dict())
>
Why do I get this?
R.=PowerSeriesRing(CC)
I=R.gen()
f=2*I*z+2*z^2
print(f.dict())
> {2: 4.00}
Thanks,
Keith
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