Research papers:
Preprints/Submitted for Publication:
- [68] On the stratification conjecture for CM torsion subgroups
(pdf)
- [67] Functional degrees and arithmetic applications II: the group-theoretic prime Ax-Katz therem
(with U. Schauz).
(pdf)
- [66] CM elliptic curves: volcanoes, reality and applications, Part II (with F. Saia)
(pdf)
- [65] CM elliptic curves: volcanoes, reality and applications, Part I
(pdf)
- [64] A Mean Value Inequality for all functions
(pdf)
- [63] Restricted Variable Chevalley-Warning Theorems (with A. Bishnoi)
(pdf)
- [62] On base size sets
(pdf)
- [61] Solution to the inverse Mordell-Weil problem for elliptic curves
(pdf)
- [60] Abstract geometry of numbers: linear forms.
(pdf)
- [59] Curves over global fields violating the Hasse Principle. (pdf).
- [58] Period-index problems in WC-groups II: abelian varieties.
(pdf)
Accepted and/or Published:
- [57] Functional degrees and airthmetic applications III: beyond prime exponent. (with U. Schauz). To appear,
Math. Proc. Cambridge Phil. Soc. (pdf)
- [56] Ax's lemma in the Aichinger-Moosbauer calculus (with N. Triantafillou). J. Algebra 659 (2024), 542-580.
(pdf)
- [55] Densities of integer sets represented by quadratic forms (with P. Pollack, J. Rouse and
K. Thompson). J. Number Theory 256 (2024), 290-328.
(pdf)
- [54] Functional degrees and arithmetic applications I: the set of functional degrees. (with U. Schauz) J. Algebra 608 (2022), 691-718.
(pdf)
- [53] The least degree of a CM point on a modular curve (with T. Genao, P. Pollack and F. Saia) J. Lond. Math. Soc. (2) 105 (2022), 825-883.
(pdf)
- [52] Chevalley-Warning at the boundary (with T. Genao and F. Saia) Expo. Math. 39 (2021), no. 4, 604-623.
(pdf)
- [51] Acyclotomy of torsion in the CM case (with M. Chou and M. Milosevic) Ramanujan J. 55 (2021), no. 3, 1015-1037.
(pdf)
- [50] Torsion points and isogenies on CM elliptic curves (with A. Bourdon) J. Lond. Math. Soc. (2) 102 (2020), 580-622.
(pdf)
- [49] Torsion points and Galois representations on CM elliptic curves (with A. Bourdon) Pacific J. Math. 305 (2020), 43-88.
(pdf)
- [48] Reciprocity by resultant in k[t] (with P. Pollack)
Enseign. Math. 65 (2019), 101-116.
(pdf)
- [47] The Instructor's Guide to Real Induction
Math. Mag. 92 (2019), 136-150. (pdf)
- [46] Rabinowitsch times six
Rocky Mountain J. Math. 49 (2019), 433-485.
(pdf)
- [45] Warning's Second Theorem with relaxed outputs
J. Algebraic Combin. 48 (2018), 325-349. (pdf)
- [44] ABC and the Hasse principle for quadratic twists of hyperelliptic curves
(with L.D. Watson) C. R. Math. Acad. Sci. Paris 356 (2018), 911-915.
(pdf)
- [43] Typically bounding torsion (with M. Milosevic and P. Pollack)
J. Number Theory 192 (2018), 150-167. (pdf)
- [42] Varga's theorem in number fields (with L.D. Watson)
INTEGERS 18 (2018), A74, 11 pp. (pdf)
- [41] A generalization of the theorems of Chevalley-Warning and Ax-Katz via polynomial substitutions. (with I.N. Baoulina and A. Bishnoi)
Proc. Amer. Math. Soc. 147 (2019), 4107-4122. (arxiv preprint)
- [40] A Note on Golomb topologies (with N. Lebowitz-Lockard and P. Pollack)
Quaest. Math. 42 (2019), 73-86.
(pdf)
- [39] There are genus one curves of every index over every infinite, finitely generated field
(with A. Lacy). J. Reine Angew. Math. 749 (2019), 65-86.
(pdf)
- [38] Hasse Principle Violations for Atkin-Lehner Twists of Shimura Curves (with
J. Stankewicz) Proc. Amer. Math. Soc. 146 (2018), 2839-2851. (pdf)
- [37] Pursuing polynomial bounds on torsion (with P. Pollack) Israel J. Math. 227 (2018),
889-909. (pdf)
- [36] A note on rings of finite rank Comm. Algebra 46 (2018), 4223-4232.
(pdf)
- [35] The truth about torsion in the CM case, II (with P. Pollack) Q. J. Math. 68 (2017),
1313-1333.
(pdf)
- [34] The number of atoms in a primefree atomic domain (with S. Gosavi and P. Pollack).
Comm. Algebra 45 (2017), 5431-5442. (pdf)
- [33] On zeros of a polynomial in a finite grid (with A. Bishnoi, A. Potukuchi and J.R. Schmitt).
Combin. Probab. Comput. 27 (2018), no. 3, 310-333. (pdf).
- [32] Algebraic curves uniformized by congruence subgroups of triangle groups
(with J. Voight). Trans. Amer. Math. Soc. 371 (2019), 33-82.
(pdf)
- [31] The cardinal Krull dimension of a ring of holomorphic functions. Expo. Math. 35 (2017), 350-356.
(pdf)
- [30] Anatomy of torsion in the CM case (with A. Bourdon and P. Pollack)
Math. Z. 285 (2017), no. 795-820.
(pdf)
- [29] The Euclidean criterion for irreducibles.
Amer. Math. Monthly 124 (2017), 198-216.
(pdf)
- [28] Torsion points on CM elliptic curves over real number fields (with A. Bourdon and J.
Stankewicz). Trans. Amer. Math. Soc. 369 (2017), 8457-8496.
(pdf)
- [27] The truth about torsion in the CM case (with P. Pollack).
C. R. Math. Acad. Sci. Paris 353 (2015), 683-688. (pdf)
- [26] Warning's second theorem with restricted variables
(with A. Forrow and J. Schmitt).
Combinatorica 37 (2017), 397-417. (pdf)
- [25] A Note on Euclidean order types. Order 32 (2015), 157-178.
(pdf)
- [24] Extending the Zolotarev-Frobenius approach to quadratic reciprocity (with A. Brunyate). Ramanujan J. 37 (2015), 25-50.
(pdf)
- [23] The Combinatorial Nullstellensätze revisited. Electronic Journal of Combinatorics.
Volume 21, Issue 4 (2014). Paper #P4.15
(pdf)
- [22] Computation on elliptic curves with complex multiplication
(with P. Corn, A. Rice and J. Stankewicz). LMS Journal of Computation and Mathematics 17 (2014), 509-535.
(link to the arxiv)
- [21] Euclidean quadratic forms and ADC-Forms II: integral forms (with W. Jagy). Acta Arithmetica 164 (2014), 265-308.
(pdf)
- [20] Absolute convergence in ordered fields. (with N.J. Diepeveen). American Math. Monthly 121 (2014),
909-916. (pdf)
- [19] Graph derangements. Open Journal of Discrete Mathematics 3 (2013), 183-191.
(link to the arxiv)
- [18] GoNI: Primes represented by binary quadratic forms) (with J. Hicks,
H. Parshall and K. Thompson). INTEGERS 13 (2013), A37, 18pp.
(pdf)
- [17] Torsion points on elliptic curves with complex multiplication (with an appendix by Alex Rice) (with B. Cook and J. Stankewicz).
International Journal of Number Theory 9 (2013), 447-479. (pdf)
- [16] GoNII: Universal quaternary quadratic forms (with J. Hicks,
K. Thompson and N. Walters). INTEGERS 12 (2012), A50, 16 pp. (pdf)
- [15D] Euclidean quadratic forms are ADC forms: a short proof (by F. Dacar (only!)).
(pdf)
- [15] Euclidean quadratic forms and ADC forms I, Acta Arithmetica 154 (2012),
137-159. (pdf)
- [14] Covering numbers in linear algebra, American Math. Monthly 119 (2012),
65-67. (pdf)
- [13] Period-index problems in WC-groups IV: a local transition theorem, J. Théor. Nombres Bordeaux 18 (2010),
583-606.(pdf)
- [12] Period, index and potential Sha (with S. Sharif), Algebra Number Theory 4 (2010), 151-174.
(pdf)
- [11] Elliptic Dedekind domains revisited. Enseignement Math. 55 (2009), 213-225.
(pdf)
- [10] On the Hasse principle for Shimura curves, Israel J. Math. 171 (2009), no. 1, 349-365.
(pdf)
- [9] An ''Anti-Hasse Principle'' for prime twists. Int. J. of Number
Theory 4 (2008), 627-637. (pdf)
- [8] Local bounds for torsion points on abelian varieties (with X. Xarles). Canad. J. Math. 60 (2008), 532-555.
(pdf)
- [7] Abelian points on algebraic varieties.
Math. Res. Lett. 14 (2007), 731-743.
(pdf)
- [6] On the indices of curves over local fields. Manuscripta Math. 124 (2007), 411-426.
(pdf)
- [5] Galois groups via Atkin-Lehner twists. Proc. Amer. Math. Soc. 135 (2007), 617-624.
(pdf)
- [4] There are genus one curves of every index over every number field. J. Reine Angew. Math. 594 (2006), 201-206.
(pdf)
- [3] On elementary equivalence, isogeny and isomorphism. J. Théor. Nombres Bordeaux 18 (2006), no. 1, 29-58.
(pdf)
- [2] On the Number of Representations of an Integer by a Linear Form (with G. Alon). Journal of Integer Sequences, Vol. 8 (2005), Article 05.5.2
(free online publication)
- [1] Period-index problems in WC-groups I: elliptic curves. J. Number Theory 114 (2005), 193-208.
(pdf)
The versions of the papers listed here are isomorphic, but not necessarily identical, to
the final published versions. In particular they incorporate all responses to referees'
comments, so in many cases contain substantial expository and mathematical improvements
over the corresponding arXived versions.