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2 votes
0 answers
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Merel's theorem on uniform bound for torsion of all elliptic curves

I am reading Silverman's book on Arithmetic of elliptic curves. There he mentions a theorem of Merel (Thm 7.5.1) which reads like this. Thm: For every integer $d \geq 1$, there is a constant $N(d)$ ...
user100603's user avatar
7 votes
1 answer
1k views

Modular polynomials for elliptic curves point counting

The Schoof-Elkies-Atkin (SEA) algorithm (for counting points on elliptic curves over a finite field) performs computations over polynomials modulo some modular polynomials. Originally the "classical" ...
Calodeon's user avatar
  • 647
0 votes
1 answer
748 views

Pairing on elliptic curve

Let $E(\mathbb{F_q})$ - elliptic curve. $G_1 = E(\mathbb{F_q})[r]$. $|G_1| = r$. $k$ is minimal such $r | q^k - 1$. $\pi_q$ - $q$-power Frobenius endomorphism. $G_2 = E(\mathbb{F_{q^k}})[r] \cap ...
Alexey's user avatar
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