** Reader 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

What is the Probability that a Random Integral Quadratic Form innVariables has an Integral Zero?

– International Mathematics Research Notices

(2015)

2016,

3828

(DOI: 10.1093/imrn/rnv251)

Ranks of quadratic twists of elliptic curves

– Publications Mathématiques de Besançon

(2015)

63

(DOI: 10.5802/pmb.9)

On families of 9-congruent elliptic curves

– Acta Arithmetica

(2015)

171,

371

(DOI: 10.4064/aa171-4-5)

Computing the Cassels-Tate pairing on the 3-Selmer group of an elliptic curve

– International Journal of Number Theory

(2014)

10,

1881

(DOI: 10.1142/s1793042114500602)

On families of 7- and 11-congruent elliptic curves

– LMS Journal of Computation and Mathematics

(2014)

17,

536

(DOI: 10.1112/S1461157014000059)

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

– LMS Journal of Computation and Mathematics

(2014)

17,

112

(DOI: 10.1112/S1461157014000217)

Minimisation and reduction of 5-coverings of elliptic curves

– Algebra & Number Theory

(2013)

7,

1179

(DOI: 10.2140/ant.2013.7.1179)

Invisibility of Tate–Shafarevich Groups in Abelian Surfaces

– International Mathematics Research Notices

(2013)

2014,

4085

(DOI: 10.1093/imrn/rnt068)

Explicit 5-descent on elliptic curves

(2013)

Invariant theory for the elliptic normal quintic, I. Twists of X(5)

– Mathematische Annalen

(2012)

356,

589

(DOI: 10.1007/s00208-012-0850-9)

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