|Bill Allombert on Fri, 19 Oct 2012 20:53:41 +0200|
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|Re: An error!!|
On Fri, Oct 19, 2012 at 11:01:18AM -0700, somayeh didari wrote: > Hello > As we know (page 256 of joseph. H. Silverman The arithmetic of elliptic > curves), f_2(E)<6, but using the following code: I do not have a copy of Silverman book at hand, but my code read f_2(E)<9, f_3(E)<6 and f_p(E)<3 for p>=5. There are quite a lot of curves of conductor 14400 in Cremona table. Cheers, Bill.