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Department of Pure Mathematics and Mathematical Statistics

 

Professor in Number Theory

Research Interests: My research interests are in arithmetical algebraic geometry and computational number theory. In particular I work on elliptic curve descent calculations, and the construction of explicit elements in the Tate-Shafarevich group.

 

Publications

Minimal models for $\def \xmlpi #1{}\def \mathsfbi #1{\boldsymbol {\mathsf {#1}}}\let \le =\leqslant \let \leq =\leqslant \let \ge =\geqslant \let \geq =\geqslant \def \Pr {\mathit {Pr}}\def \Fr {\mathit {Fr}}\def \Rey {\mathit {Re}}6$-coverings of elliptic curves
T Fisher
– LMS Journal of Computation and Mathematics
(2014)
17,
112
Minimisation and reduction of 5-coverings of elliptic curves
T Fisher
– Algebra & Number Theory
(2013)
7,
1179
Invisibility of Tate-Shafarevich Groups in Abelian Surfaces
T Fisher
– International Mathematics Research Notices
(2013)
2014,
4085
Explicit 5-descent on elliptic curves
TA Fisher
(2013)
Invariant theory for the elliptic normal quintic, I. Twists of X(5)
T Fisher
– Mathematische Annalen
(2012)
356,
589
Explicit $n$-descent on elliptic curves III. Algorithms
JE Cremona, TA Fisher, C O'Neil, D Simon, M Stoll
– Mathematics of Computation
(2012)
84,
895
Local solubility and height bounds for coverings of elliptic curves
TA Fisher, GF Sills
– Mathematics of Computation
(2012)
81,
1635
The Hessian of a genus one curve
T Fisher
– Proceedings of the London Mathematical Society
(2011)
104,
613
The yoga of the Cassels-Tate pairing
T Fisher, EF Schaefer, M Stoll
– LMS Journal of Computation and Mathematics
(2010)
13,
451
Minimisation and reduction of 2-, 3- and 4-coverings of elliptic curves
JE Cremona, TA Fisher, M Stoll
– Algebra & Number Theory
(2010)
4,
763
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Room

E1.09

Telephone

01223 764275