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Conjecture

Torsion Conjecture

Algebraic Geometry

In algebraic geometry and number theory, the torsion conjecture states that the order of the torsion group of an abelian variety over a number field can be bounded in terms of the dimension of the variety and the number field. This description is adapted from Wikipedia contributors under CC BY-SA 4.0; changes were made. https://creativecommons.org/licenses/by-sa/4.0/

Facts
Statement
The order of the torsion group of an abelian variety over a number field can be bounded in terms of the dimension of the variety and the number field. 1
Proposed Year
1908 1
1908 is Beppo Levi's proposal for the elliptic-curve case, later proven by Barry Mazur (1977-1978); the conjecture for general abelian varieties remains open.
Progress Toward Resolution
Completely resolved in the case of elliptic curves: Barry Mazur proved it over the rationals (1977, 1978) and Loic Merel over any number field (1996). 1
Classification
Resolution Status
Partially Resolved 1
Prize Status
Prize Status (category)
No Prize Offered 1
Connections

In Branch

Source Torsion Conjecture (Wikipedia)
Sources
1. Torsion Conjecture (Wikipedia)
Wikimedia Foundation
  • Lead section
    Beppo Levi proposed the conjecture ... at the International Mathematical Congress in Rome
  • Elliptic curves
    The torsion conjecture has been completely resolved in the case of elliptic curves.
  • Lead section, first sentence
    the order of the torsion group of an abelian variety over a number field can be bounded in terms of the dimension of the variety and the number field
  • In Branch: Number Theory, Lead sentence
    In algebraic geometry and number theory, the torsion conjecture or uniform boundedness conjecture for torsion points for abelian v
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