Assoc. Prof. Paran Elad
Research areas
Ring theory, noncommutative algebra, geometry over division rings, arithmetic of skew polynomial rings, algebraic combinatorics, field arithmetic and Galois theory, arithmetic of rings of formal power series
Research activities
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Publications |
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Paran, E. & Nam Son, T. (2026). Images of polynomial maps and the Ax-Grothendieck theorem over algebraically closed division rings. Journal of Pure and Applied Algebra, 230(2). https://doi.org/10.1016/j.jpaa.2026.108186 |
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Alon, G., Chapman, A., & Paran, E. (2025). On the geometry of zero sets of central quaternionic polynomials. II. Israel Journal of Mathematics. https://doi.org/10.1007/s11856-025-2879-y |
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Behajaina, A. & Paran, E. (2025). The Collatz map analogue in polynomial rings and in completions. Discrete Mathematics, 348(1). https://doi.org/10.1016/j.disc.2024.114273 |
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Chapman, A. & Paran, E. (2025). Amitsur-Small rings. Journal of Algebra, 679, 86 - 95. https://doi.org/10.1016/j.jalgebra.2025.04.049 |
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Paran, E. & Vo, T. N. (2025). Noether's normalization in skew polynomial rings. Journal of Pure and Applied Algebra, 229(11). https://doi.org/10.1016/j.jpaa.2025.108101 |
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Paran, E. & Vo, T. N. (2025). A skew Newton–Puiseux Theorem. Israel Journal of Mathematics. https://doi.org/10.1007/s11856-025-2859-2 |
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Alon, G. & Paran, E. (2024). On the geometry of zero sets of central quaternionic polynomials. Journal of Algebra, 659, 780 - 788. https://doi.org/10.1016/j.jalgebra.2024.07.019 |
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Alon, G., Behajaina, A., & Paran, E. (2024). On the stopping time of the Collatz map in F2[x]. Finite Fields and their Applications, 99. https://doi.org/10.1016/j.ffa.2024.102473 |
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Chapman, A. & Paran, E. (2024). Fixed points and orbits in skew polynomial rings. Journal of Algebra and its Applications, 23(8). https://doi.org/10.1142/S0219498824500786 |
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Legrand, F. & Paran, E. (2024). LÜROTH’S AND IGUSA’S THEOREMS OVER DIVISION RINGS. Osaka Journal of Mathematics, 61(2), 261 - 274. https://www.scopus.com/inward/record.uri?eid=2-s2.0-85191234045 |
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Paran, E. & Vo, T. N. (2024). Generic freeness of modules over non-commutative domains. Journal of Algebra, 641, 735 - 753. https://doi.org/10.1016/j.jalgebra.2023.11.033 |
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Behajaina, A. & Paran, E. (2023). The Collatz problem in Fp[x] and Fp[[x]]. Finite Fields and their Applications, 91. https://doi.org/10.1016/j.ffa.2023.102265 |
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Paran, E. (2023). Combinatorial Nullstellensatz over division rings. Journal of Algebraic Combinatorics, 58(3), 895 - 911. https://doi.org/10.1007/s10801-023-01263-1 |
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Alon, G. & Paran, E. (2022). Completely prime one-sided ideals in skew polynomial rings. Glasgow Mathematical Journal, 64(1), 114 - 121. https://doi.org/10.1017/S0017089520000634 |
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Alon, G. & Paran, E. (2021). A quaternionic Nullstellensatz. Journal of Pure and Applied Algebra, 225(4). https://doi.org/10.1016/j.jpaa.2020.106572 |
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Alon, G. & Paran, E. (2021). A central quaternionic Nullstellensatz. Journal of Algebra, 574, 252 - 261. https://doi.org/10.1016/j.jalgebra.2021.01.018 |
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Fehm, A., Haran, D., & Paran, E. (2021). The inverse galois problem over c(z). Contemporary Mathematics, 767, 115 - 123. https://doi.org/10.1090/conm/767/15401 |
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Alon, G., Legrand, F., & Paran, E. (2020). Galois groups over rational function fields over skew fields. Comptes Rendus Mathematique, 358(7), 785 - 790. https://doi.org/10.5802/crmath.20 |
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Paran, E. (2020). Twin-prime and Goldbach theorems for Z[[x]]. Journal of Number Theory, 213, 453 - 461. https://doi.org/10.1016/j.jnt.2019.12.019 |
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Fehm, A., Legrand, F., & Paran, E. (2019). Embedding problems for automorphism groups of field extensions. Bulletin of the London Mathematical Society, 51(4), 732 - 744. https://doi.org/10.1112/blms.12270 |
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Legrand, F. & Paran, E. (2018). Automorphism groups over Hilbertian fields. Journal of Algebra, 503, 1 - 7. https://doi.org/10.1016/j.jalgebra.2017.12.041 |
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Fehm, A. & Paran, E. (2014). Split embedding problems over the open arithmetic disc. Transactions of the American Mathematical Society, 366(7), 3535 - 3551. https://doi.org/10.1090/S0002-9947-2014-05931-X |
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Fehm, A., Lev, N., & Paran, E. (2014). Algebraic Functions in the Wiener Algebra. Communications in Algebra, 42(9), 3969 - 3979. https://doi.org/10.1080/00927872.2013.799177 |
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Bary-Soroker, L. & Paran, E. (2013). Fully Hilbertian fields. Israel Journal of Mathematics, 194(2), 507 - 538. https://doi.org/10.1007/s11856-012-0153-6 |
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Bary-Soroker, L. & Paran, E. (2013). On totally ramified extensions of discrete valued fields. Arithmetic and Geometry Around Galois Theory, 371 - 376. https://doi.org/10.1007/978-3-0348-0487-5 |
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Fehm, A. & Paran, E. (2013). Klein approximation and Hilbertian fields. Journal fur die Reine und Angewandte Mathematik, 2013(676), 213 - 225. https://doi.org/10.1515/crelle.2012.007 |
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Jarden, M. & Paran, E. (2012). Galois theory over integral Tate algebras. New York Journal of Mathematics, 18, 373 - 387. https://www.scopus.com/inward/record.uri?eid=2-s2.0-84875468230 |
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Paran, E. (2012). Hilbertianity of fields of power series. Journal of the Institute of Mathematics of Jussieu, 11(2), 351 - 361. https://doi.org/10.1017/S1474748011000144 |
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Fehm, A. & Paran, E. (2011). Non-ample complete valued fields. International Mathematics Research Notices, 2011(18), 4135 - 4146. https://doi.org/10.1093/imrn/rnq247 |
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Fehm, A. & Paran, E. (2011). Galois theory over rings of arithmetic power series. Advances in Mathematics, 226(5), 4183 - 4197. https://doi.org/10.1016/j.aim.2010.11.010 |
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Neftin, D. & Paran, E. (2011). Correction to a proof in the article Patching and admissibility over two-dimensional complete local domains. Algebra and Number Theory, 5(2), 287 - 288. https://doi.org/10.2140/ant.2011.5.287 |
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Neftin, D. & Paran, E. (2010). Patching and admissibility over two-dimensional complete local domains. Algebra and Number Theory, 4(6), 743 - 762. https://doi.org/10.2140/ant.2010.4.743 |
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Paran, E. (2010). Galois theory over complete local domains. Mathematische Annalen, 348(2), 395 - 413. https://doi.org/10.1007/s00208-010-0487-5 |
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Paran, E. & Temkin, M. (2010). Power series over generalized Krull domains. Journal of Algebra, 323(2), 546 - 550. https://doi.org/10.1016/j.jalgebra.2009.08.011 |
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Paran, E. (2009). Split embedding problems over function fields over complete domains. American Journal of Mathematics, 131(5), 1465 - 1483. https://doi.org/10.1353/ajm.0.0075 |
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Paran, E. (2009). Split embedding problems over complete domains. Annals of Mathematics, 170(2), 899 - 914. https://doi.org/10.4007/annals.2009.170.899 |
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Paran, E. (2008). Algebraic patching over complete domains. Israel Journal of Mathematics, 166, 185 - 219. https://doi.org/10.1007/s11856-008-1027-9 |



