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bbb120 · 2019-02-27, 01:07

https://members.loria.fr/PZimmermann...s/ecm/go.magma
I found it,
but why do no use A and B instead of sigma (where y^2=x^3+A*x+B)?
Is sigma much more useful than A and B?

2019-02-27, 01:07	#3
bbb120 Feb 2019 China 59 Posts	https://members.loria.fr/PZimmermann...s/ecm/go.magma I found it, but why do no use A and B instead of sigma (where y^2=x^3+A*x+B)? Is sigma much more useful than A and B?