Elliptic $\text {K3}$ surfaces with ${\mathbf p}^{\mathbf n}$-torsion sections
Authors:
Hiroyuki Ito and Christian Liedtke
Journal:
J. Algebraic Geom. 22 (2013), 105-139
DOI:
https://doi.org/10.1090/S1056-3911-2012-00584-0
Published electronically:
March 14, 2012
MathSciNet review:
2993049
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Abstract |
References |
Additional Information
Abstract: We classify elliptic K3 surfaces in characteristic $p$ with $p^n$-torsion section. For $p^n\geq 3$ we verify conjectures of Artin and Shioda, compute the heights of their formal Brauer groups, as well as Artin invariants and Mordell–Weil groups in the supersingular cases.
References
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References
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- M. Artin, B. Mazur, Formal Groups Arising from Algebraic Varieties, Ann. scient. Éc. Norm. Sup. 10, 87-132 (1977). MR 0457458 (56:15663)
- W. Barth, K. Hulek, Projective models of Shioda modular surfaces, Manuscripta Math. 50, 73-132 (1985). MR 784140 (86j:14034)
- S. Bosch, W. Lütkebohmert, M. Raynaud, Néron Models, Ergebnisse der Mathematik und ihrer Grenzgebiete (3) 21, Springer (1990). MR 1045822 (91i:14034)
- R. Crew, Etale $p$-covers in characteristic $p$, Compos. Math. 52, 31-45 (1984). MR 742696 (85f:14011)
- I. Dolgachev, J. Keum, Wild $p$-cyclic actions on K3-surfaces, J. Algebraic Geom. 10, 101-131 (2001). MR 1795552 (2001i:14049)
- I. Dolgachev, J. Keum, Finite groups of symplectic automorphisms of K3 surfaces in positive characteristic, Ann. of Math. 169, 269-313 (2009). MR 2480606 (2009k:14072)
- G. van der Geer, T. Katsura, On the height of Calabi-Yau varieties in positive characteristic, Doc. Math. 8, 97-113 (2003). MR 2029163 (2005f:14081)
- L. Illusie, Complexe de deRham-Witt et cohomologie cristalline, Ann. scient. Éc. Norm. Sup., 501-661 (1979). MR 565469 (82d:14013)
- J. Igusa, On the algebraic theory of elliptic modular functions, J. Math. Soc. Japan 20, 96-106 (1968). MR 0240103 (39:1457)
- H. Ito, On extremal elliptic surfaces in characteristic $2$ and $3$, Hiroshima Math. J. 32, 179-188 (2002). MR 1925896 (2003g:14050)
- H. Ito, Deformation of a singularity of type $E_8$ and Mordell–Weil lattices in characteristic $2$, Math. Nachr. 283, 1037-1053 (2010). MR 2677286
- N. Katz, B. Mazur, Arithmetic moduli of elliptic curves, Annals of Math. Studies 108, Princeton University Press, 1985. MR 772569 (86i:11024)
- W. E. Lang, Extremal rational elliptic surfaces in characteristic $p$. II: Surfaces with three or fewer singular fibres, Ark. Mat. 32, 423-448 (1994). MR 1318540 (96d:14034)
- C. Liedtke, S. Schröer, The Néron model over the Igusa curves, J. Number Theory 130, 2157-2197 (2010). MR 2660886
- R. Miranda, U. Persson, Torsion groups of elliptic surfaces, Compositio Math. 72, 249-267 (1989). MR 1032336 (91e:14035)
- K. Oguiso, T. Shioda, The Mordell–Weil Lattice of a Rational Elliptic Surface, Comment. Math. Univ. Sancti Pauli 40, 83-99 (1991). MR 1104782 (92g:14036)
- A. Ogus, Supersingular K3 crystals, Journées de Géométrie Algébrique de Rennes Vol. II, Astérisque 64, 3-86 (1979). MR 563467 (81e:14024)
- D. T. Pho, I. Shimada, Unirationality of certain supersingular K3 surfaces in characteristic 5, Manuscripta Math. 121, 425-435 (2006). MR 2282430 (2007i:14036)
- A. N. Rudakov, I. R. Šafarevič, Supersingular K3 surfaces over fields of characteristic $2$, Math. USSR, Izv. 13, No. 1, 147-165 (1979).
- S. Schröer, Kummer surfaces for the self-product of the cuspidal rational curve, J. Algebraic Geom. 16, 305-346 (2007). MR 2274516 (2007i:14038)
- A. Schweizer, On the $p^e$-torsion of elliptic curves and elliptic surfaces in characteristic $p$, Trans. Amer. Math. Soc. 357, 1047-1059 (2005). MR 2110432 (2005k:11111)
- T. Shioda, Kummer Surfaces in Characteristic $2$, Proc. Japan Acad. 50, 718-722 (1974). MR 0491728 (58:10929)
- T. Shioda, An Example of Unirational Surfaces in Characteristic $p$, Math. Ann. 211, 233-236 (1974). MR 0374149 (51:10349)
- T. Shioda, On Unirationality of Supersingular Surfaces, Math. Ann. 225, 155-159 (1979). MR 0429911 (55:2920)
- T. Shioda, Some Results on Unirationality of Algebraic Surfaces, Math. Ann. 230, 153-168 (1977). MR 0572983 (58:28004)
- T. Shioda, Supersingular K3 surfaces, Proc. Summer Meeting, Univ. Copenhagen 1978, pp. 564-591, Lecture Notes in Math. 732, Springer 1979. MR 555718 (82c:14030)
- T. Shioda, On the Mordell–Weil lattices, Comment. Math. Univ. St. Pauli 39, 211-240 (1990). MR 1081832 (91m:14056)
- T. Shioda, Kummer sandwich theorem of certain elliptic K3 surfaces, Proc. Japan Acad. 82, Ser. A, 137-140 (2006). MR 2279280 (2008b:14064)
- J. H. Silverman, Advanced topics in the arithmetic of elliptic curves, Graduate Texts in Mathematics 151, Springer, 1994. MR 1312368 (96b:11074)
- J. Tate, F. Oort, Group schemes of prime order, Ann. Sci. École Norm. Sup. 3, 1-21 (1970). MR 0265368 (42:278)
Additional Information
Hiroyuki Ito
Affiliation:
Department of Applied Mathematics, Graduate School of Engineering, Hiroshima University, Higashi-Hiroshima 739-8527, Japan
Address at time of publication:
Department of Mathematics, Faculty of Science and Technology, Tokyo University of Science, 2641 Yamazaki, Noda, Chiba, 278-8510, Japan
Email:
hiroito@amath.hiroshima-u.ac.jp\quad ito{_}hiroyuki@ma.noda.tus.ac.jp
Christian Liedtke
Affiliation:
Department of Mathematics, Stanford University, 450 Serra Mall, Stanford, California 94305-2125
Address at time of publication:
Mathematisches Institut, Universität Bonn, Endenicher Allee 60, 53115 Bonn, Germany
Email:
liedtke@math.stanford.edu
Received by editor(s):
April 16, 2010
Received by editor(s) in revised form:
December 3, 2010, and January 3, 2011
Published electronically:
March 14, 2012
Additional Notes:
The first author acknowledges the support by Grant-in-Aid for Scientific Research (C) 20540044, the Ministry of Education, Culture, Sports, Science and Technology. The second author gratefully acknowledges funding from DFG under research grant LI 1906/1-1 and thanks the Department of Mathematics at Stanford University for kind hospitality.