Edit Profile (opens in new tab) Oort, Frans Co-Author Distance Author ID: oort.frans Published as: Oort, Frans; Oort, F. Further Spellings: Оорт Франс Homepage: https://webspace.science.uu.nl/~oort0109/ External Links: MGP · Wikidata · Math-Net.Ru · dblp · GND · IdRef · theses.fr Documents Indexed: 130 Publications since 1961, including 6 Books 11 Contributions as Editor · 2 Further Contributions Reviewing Activity: 13 Reviews Biographic References: 1 Publication Co-Authors: 46 Co-Authors with 61 Joint Publications 1,567 Co-Co-Authors all top 5 Co-Authors 80 single-authored 13 Chai, Chingli 4 Katsura, Toshiyuki 3 de Jong, Aise Johan 3 Lenstra, Hendrik W. jun. 3 Sekiguchi, Tsutomu 3 Van der Geer, Gerard 3 Zarkhin, Yuriĭ Gennad’evich 2 Abramovich, Dan 2 Conrad, Brian 2 Cornelissen, Gunther 2 Ji, Lizhen 2 Moonen, Ben 2 Oda, Tadao 2 Pries, Rachel J. 2 Steenbrink, Joseph H. M. 2 Tate, John Torrence jun. 2 Yau, Shing-Tung 1 Achter, Jeff 1 Andreatta, Fabrizio 1 Bary-Soroker, Lior 1 Beukers, Frits 1 Bhatt, Bhargav 1 Boland, Johan Christoph 1 Bos, Henk J. M. 1 Cassou-Noguès, Philippe 1 Chinburg, Ted 1 Edixhoven, Sebastiaan Johan 1 Esnault, Hélène 1 Faber, Carel Filip 1 Glass, Darren B. 1 Goren, Eyal Z. 1 Gross, Benedict Hyman 1 Harashita, Shushi 1 Harbater, David 1 Hauser, Herwig 1 Hogendijk, Jan Pieter 1 Ibukiyama, Tomoyoshi 1 Kers, C. 1 Lehr, Claus-Michael 1 Li, Kezheng 1 Lipman, Joseph 1 Luca, Florian 1 Matignon, Michel 1 Matsumura, Hideyuki 1 Morin, Baptiste 1 Mumford, David Bryant 1 Norman, Peter 1 Peters, Christiaan Anthonius Maria 1 Quirós Gracián, Adolfo 1 Raven, D. W. 1 Schappacher, Norbert 1 Shiho, Atsushi 1 Strooker, Jan Rustom 1 Suwa, Noriyuki 1 Taylor, Martin J. 1 Tsimerman, Jacob 1 Ueno, Kenji 1 Van der Blij, Frederik 1 van der Put, Marius 1 van Geemen, Bert 1 van Rossum, Herman 1 Yu, Chia-Fu 1 Zieve, Michael E. 1 Zink, Thomas all top 5 Serials 14 Nieuw Archief voor Wiskunde. Vijfde Serie 8 Nederlandse Akademie van Wetenschappen. Proceedings. Series A. Indagationes Mathematicae 6 Mathematische Annalen 5 Annals of Mathematics. Second Series 4 Compositio Mathematica 4 Inventiones Mathematicae 4 Journal of Pure and Applied Algebra 3 Journal of Algebraic Geometry 3 Progress in Mathematics 3 Advanced Lectures in Mathematics (ALM) 3 ICCM Notices 2 Annales Scientifiques de l’École Normale Supérieure. Quatrième Série 2 Journal of the American Mathematical Society 2 Expositiones Mathematicae 2 Nieuw Archief voor Wiskunde. Vierde Serie 2 Pure and Applied Mathematics Quarterly 2 Lecture Notes in Mathematics 1 American Mathematical Monthly 1 Mitteilungen der Deutschen Mathematiker-Vereinigung (DMV) 1 Advances in Mathematics 1 Bulletin de la Société Mathématique de France 1 Indagationes Mathematicae 1 Journal of Algebra 1 Journal of the Faculty of Science. Section I A 1 Journal of the Mathematical Society of Japan 1 Manuscripta Mathematica 1 Nagoya Mathematical Journal 1 Rendiconti del Seminario Matematico della Università di Padova 1 Bulletin of the American Mathematical Society. New Series 1 Comptes Rendus de l’Académie des Sciences. Série I 1 Notices of the American Mathematical Society 1 Indagationes Mathematicae. New Series 1 Journal of Mathematical Sciences (New York) 1 Bulletin des Sciences Mathématiques 1 Documenta Mathematica 1 Taiwanese Journal of Mathematics 1 Proceedings of the Cambridge Philosophical Society 1 Epsilon Uitgaven 1 Mathematical Surveys and Monographs 1 Algebraic Geometry all top 5 Fields 110 Algebraic geometry (14-XX) 35 Number theory (11-XX) 22 General and overarching topics; collections (00-XX) 18 History and biography (01-XX) 6 Several complex variables and analytic spaces (32-XX) 3 Commutative algebra (13-XX) 3 Associative rings and algebras (16-XX) 2 Group theory and generalizations (20-XX) 2 Functions of a complex variable (30-XX) 1 Field theory and polynomials (12-XX) 1 Linear and multilinear algebra; matrix theory (15-XX) 1 Category theory; homological algebra (18-XX) 1 Real functions (26-XX) 1 Dynamical systems and ergodic theory (37-XX) 1 Geometry (51-XX) 1 Global analysis, analysis on manifolds (58-XX) 1 Mechanics of particles and systems (70-XX) 1 Fluid mechanics (76-XX) Publications by Year all cited Publications top 5 cited Publications Citations contained in zbMATH Open 98 Publications have been cited 1,400 times in 908 Documents Cited by ▼ Year ▼ Group schemes of prime order. Zbl 0195.50801Tate, John; Oort, Frans 123 1970 Commutative group schemes. Zbl 0216.05603Oort, F. 76 1966 Moduli of supersingular abelian varieties. Zbl 0920.14021Li, Ke-Zheng; Oort, Frans 56 1998 Poncelet’s closure theorem. Zbl 0633.51014Bos, H. J. M.; Kers, C.; Oort, F.; Raven, D. W. 49 1987 A stratification of a moduli space of abelian varieties. Zbl 1052.14047Oort, Frans 47 2001 On the deformation of Artin-Schreier to Kummer. Zbl 0714.14024Sekiguchi, Tsutomu; Oort, Frans; Suwa, Noriyuki 46 1989 Supersingular curves of genus two and class numbers. Zbl 0589.14028Ibukiyama, Tomoyoshi; Katsura, Toshiyuki; Oort, Frans 45 1986 Moduli of abelian varieties. Zbl 0483.14010Norman, Peter; Oort, Frans 40 1980 The Torelli locus and special subvarieties. Zbl 1322.14065Moonen, Ben; Oort, Frans 38 2013 Foliations in moduli spaces of abelian varieties. Zbl 1041.14018Oort, Frans 37 2004 Families of supersingular abelian surfaces. Zbl 0636.14017Katsura, Toshiyuki; Oort, Frans 36 1987 Representability of group functors, and automorphisms of algebraic schemes. Zbl 0173.22504Matsumura, H.; Oort, F. 35 1967 Purity of the stratification by Newton polygons. Zbl 0954.14007de Jong, A. J.; Oort, F. 33 2000 Subvarieties of moduli spaces. Zbl 0259.14011Oort, Frans 32 1974 Principally polarized Abelian varieties of dimension two or three are Jacobian varieties. Zbl 0272.14008Oort, Frans; Ueno, Kenji 31 1973 Which abelian surfaces are products of elliptic curves? Zbl 0283.14007Oort, Frans 31 1975 Stratifications of Hilbert modular varieties. Zbl 0973.14010Goren, E. Z.; Oort, F. 30 2000 Complex multiplication and lifting problems. Zbl 1298.14001Chai, Ching-Li; Conrad, Brian; Oort, Frans 29 2014 The local Torelli problem for algebraic curves. Zbl 0444.14007Oort, Frans; Steenbrink, Joseph 27 1980 Newton polygon strata in the moduli space of abelian varieties. Zbl 1086.14037Oort, Frans 25 2001 Minimal \(p\)-divisible groups. Zbl 1081.14065Oort, Frans 24 2005 Newton polygons and formal groups: Conjectures by Manin and Grothendieck. Zbl 0991.14016Oort, Frans 21 2000 Canonical liftings and dense sets of CM-points. Zbl 0911.14018Oort, Frans 20 1997 Finite group schemes, local moduli for abelian varieties, and lifting problems. Zbl 0223.14024Oort, Frans 19 1971 Deformations and liftings of finite, commutative group schemes. Zbl 0179.49901Oort, F.; Mumford, D. 17 1968 On extending families of curves. Zbl 0922.14017de Jong, A. J.; Oort, F. 16 1997 Families of \(p\)-divisible groups with constant Newton polygon. Zbl 1022.14013Oort, Frans; Zink, Thomas 16 2002 Abelian varieties having purely additive reduction. Zbl 0557.14022Lenstra, H. W. jun.; Oort, F. 15 1985 Endomorphism algebras of abelian varieties. Zbl 0697.14029Oort, F. 15 1988 Yoneda extensions in Abelian categories. Zbl 0126.03401Oort, F. 15 1964 Algebraic group schemes in characteristic zero are reduced. Zbl 0173.49002Oort, F. 14 1966 The isogeny class of a CM-type abelian variety is defined over a finite extension of the prime field. Zbl 0272.14009Oort, Frans 13 1973 Abelian varieties isogenous to a Jacobian. Zbl 1263.14032Chai, Ching-Li; Oort, Frans 12 2012 A construction of generalized Jacobian varieties by group extensions. Zbl 0101.38502Oort, F. 12 1962 Open problems in algebraic geometry. Zbl 1009.11002Edixhoven, S. J.; Moonen, B. J. J.; Oort, F. 12 2001 Hyperelliptic supersingular curves. Zbl 0820.14018Oort, Frans 11 1991 Simple abelian varieties having a prescribed formal isogeny type. Zbl 0279.14009Lenstra, Hendrik W. jun.; Oort, Frans 11 1974 Reducible and multiple algebraic curves. Zbl 0102.15905Oort, Frans 11 1961 Sur le schéma de Picard. Zbl 0123.13901Oort, Frans 11 1962 Abelian varieties over finite fields. Zbl 1181.14029Oort, Frans 10 2008 Alterations and resolution of singularities. Zbl 0996.14007Abramovich, Dan; Oort, Frans 10 2000 A stratification of a moduli space of polarized abelian varieties in positive characteristic. Zbl 0974.14030Oort, Frans 10 1999 Monodromy and irreducibility of leaves. Zbl 1228.14021Chai, Ching-Li; Oort, Frans 9 2011 Moduli of abelian varieties and Newton polygons. Zbl 0734.14016Oort, Frans 9 1991 Moduli of abelian varieties and \(p\)-divisible groups. Zbl 1188.14028Chai, Ching-Li; Oort, Frans 9 2009 A Campedelli surface with torsiongroup Z/2. Zbl 0523.14025Oort, F.; Peters, C. 8 1981 Stable maps and Hurwitz schemes in mixed characteristics. Zbl 1040.14011Abramovich, Dan; Oort, Frans 8 2001 Finite group schemes, local moduli for abelian varieties, and lifting problems. Zbl 0239.14018Oort, Frans 8 1972 Lifting algebraic curves, abelian varieties, and their endomorphisms to characteristic zero. Zbl 0645.14017Oort, Frans 7 1987 Hypersymmetric Abelian varieties. Zbl 1156.14320Chai, Ching-Li; Oort, Frans 7 2006 Simple \(p\)-kernels of \(p\)-divisible groups. Zbl 1093.14064Oort, Frans 7 2005 Good and stable reduction of Abelian varieties. Zbl 0266.14016Oort, Frans 7 1974 Moduli of abelian varieties: a short introduction and survey. Zbl 0979.14022van der Geer, Gerard; Oort, Frans 6 1999 A note on the existence of absolutely simple Jacobians. Zbl 1006.14006Chai, Ching-Li; Oort, Frans 6 2001 The canonical lifting of an ordinary Jacobian variety need not be a Jacobian variety. Zbl 0605.14031Oort, Frans; Sekiguchi, Tsutomu 5 1986 Complete subvarieties of moduli spaces. Zbl 0841.14008Oort, Frans 5 1995 Singularities of coarse moduli schemes. Zbl 0349.14003Oort, Frans 5 1977 Supersingular abelian varieties. Zbl 0402.14016Oda, Tadao; Oort, Frans 5 1977 Abelian subvarieties. Zbl 0861.14037Lenstra, Hendrik W. jun.; Oort, Frans; Zarhin, Yuri G. 5 1996 Foliations in moduli spaces of abelian varieties and dimension of leaves. Zbl 1247.14047Oort, Frans 5 2009 Dieudonne modules of finite local group schemes. Zbl 0281.14019Oort, Frans 5 1974 Higher extensions of abelian varieties. Zbl 0161.18101Oort, Frans; Oda, Tadao 5 1968 Moduli of abelian varieties in mixed and in positive characteristic. Zbl 1322.14066Oort, Frans 5 2013 Supersingular abelian varieties of dimension two or three and class numbers. Zbl 0656.14025Katsura, Toshiyuki; Oort, Frans 4 1987 CM-liftings of abelian varieties. Zbl 0803.14025Oort, Frans 4 1992 On the deformations of Witt groups to tori. Zbl 0800.14023Sekiguchi, Tsutomu; Oort, F. 4 1986 Problems from the Workshop on Automorphisms of Curves. Zbl 1167.14312 4 2005 Endomorphism algebras of complex tori. Zbl 0858.14024Oort, Frans; Zarhin, Yuri 4 1995 A compactification of a fine moduli space of curves. Zbl 1002.14006van Geemen, Bert; Oort, Frans 4 2000 Algebraic geometry, Oslo 1970. Proceedings of the 5th Nordic Summer- School in mathematics, Oslo, August 5-25, 1970. Zbl 0237.00014 4 1972 Natural maps of extension functors. Zbl 0113.24706Oort, F. 4 1963 The Weil conjectures. Zbl 1358.01047Oort, Frans 4 2014 The Riemann-Hurwitz formula. Zbl 1354.14044Oort, Frans 4 2016 Moduli of abelian varieties in positive characteristic. Zbl 0839.14037Oort, Frans 3 1994 Grothendieck: the new algebraic geometry. Zbl 1182.01012Oort, Frans 3 2009 Newton polygons and \(p\)-divisible groups: a conjecture by Grothendieck. Zbl 1078.14063Oort, Frans 3 2005 Lifting an endomorphism of an elliptic curve to characteristic zero. Zbl 0266.14014Oort, Frans 3 1973 Hyperelliptic curves over number fields. Zbl 0299.14017Oort, Frans 3 1974 Fine and coarse moduli schemes are different. Zbl 0317.14012Oort, F. 3 1974 Complex tori. Zbl 0879.14023Oort, Frans; Zarhin, Yuri G. 2 1996 Resolution of singularities. A research textbook in tribute to Oscar Zariski. Based on the courses given at the working week in Obergurgl, Austria, September 7–14, 1997. Zbl 0932.00042 2 2000 Isogenies of formal groups. Zbl 0315.14016Oort, Frans 2 1975 The category of finite bialgebras over a field. Zbl 0166.01103Oort, F.; Strooker, J. R. 2 1967 Moduli of abelian varieties. Proceedings of the 3rd Texel conference, Texel Island, Netherlands, April 1999. Zbl 0958.00023 2 2001 The Hecke orbit conjecture: a survey and outlook. Zbl 1427.14091Chai, Ching-Li; Oort, Frans 2 2019 A construction of an abelian variety with a given endomorphism algebra. Zbl 0656.14024Oort, F.; van der Put, M. 1 1988 “The” general case of S. Lang’s conjecture (after Faltings). Zbl 0811.14025Oort, Frans 1 1993 The legacy of Bernhard Riemann after one hundred and fifty years. Volume II. Zbl 1343.01007 1 2016 Alterations can remove singularities. Zbl 0928.14012Oort, Frans 1 1998 Rational curves in fibers. Zbl 0859.14004Oort, Frans 1 1995 The algebraic fundamental group. Zbl 0911.14006Oort, Frans 1 1997 Hensel’s lemma and rational points over local rings. Zbl 0193.35003Oort, F. 1 1970 Group schemes of prime order. Zbl 0225.14024Tate, John; Oort, Frans 1 1972 Singularities of the moduli scheme for curves of genus three. Zbl 0298.14016Oort, Frans 1 1975 On the definition of an abelian category. Zbl 0145.02001Oort, F. 1 1967 A note on rationality of divisor classes on algebraic schemata (separable case). Zbl 0161.18102Oort, Frans 1 1963 Finite group schemes and \(p\)-divisible groups. Zbl 1455.14089Oort, Frans 1 2020 Some questions in algebraic geometry. Zbl 1428.14004Oort, Frans 1 2019 Finite group schemes and \(p\)-divisible groups. Zbl 1455.14089Oort, Frans 1 2020 The Hecke orbit conjecture: a survey and outlook. Zbl 1427.14091Chai, Ching-Li; Oort, Frans 2 2019 Some questions in algebraic geometry. Zbl 1428.14004Oort, Frans 1 2019 The Riemann-Hurwitz formula. Zbl 1354.14044Oort, Frans 4 2016 The legacy of Bernhard Riemann after one hundred and fifty years. Volume II. Zbl 1343.01007 1 2016 Complex multiplication and lifting problems. Zbl 1298.14001Chai, Ching-Li; Conrad, Brian; Oort, Frans 29 2014 The Weil conjectures. Zbl 1358.01047Oort, Frans 4 2014 The Torelli locus and special subvarieties. Zbl 1322.14065Moonen, Ben; Oort, Frans 38 2013 Moduli of abelian varieties in mixed and in positive characteristic. Zbl 1322.14066Oort, Frans 5 2013 Abelian varieties isogenous to a Jacobian. Zbl 1263.14032Chai, Ching-Li; Oort, Frans 12 2012 Monodromy and irreducibility of leaves. Zbl 1228.14021Chai, Ching-Li; Oort, Frans 9 2011 Moduli of abelian varieties and \(p\)-divisible groups. Zbl 1188.14028Chai, Ching-Li; Oort, Frans 9 2009 Foliations in moduli spaces of abelian varieties and dimension of leaves. Zbl 1247.14047Oort, Frans 5 2009 Grothendieck: the new algebraic geometry. Zbl 1182.01012Oort, Frans 3 2009 Abelian varieties over finite fields. Zbl 1181.14029Oort, Frans 10 2008 Hypersymmetric Abelian varieties. Zbl 1156.14320Chai, Ching-Li; Oort, Frans 7 2006 Minimal \(p\)-divisible groups. Zbl 1081.14065Oort, Frans 24 2005 Simple \(p\)-kernels of \(p\)-divisible groups. Zbl 1093.14064Oort, Frans 7 2005 Problems from the Workshop on Automorphisms of Curves. Zbl 1167.14312 4 2005 Newton polygons and \(p\)-divisible groups: a conjecture by Grothendieck. Zbl 1078.14063Oort, Frans 3 2005 Foliations in moduli spaces of abelian varieties. Zbl 1041.14018Oort, Frans 37 2004 Families of \(p\)-divisible groups with constant Newton polygon. Zbl 1022.14013Oort, Frans; Zink, Thomas 16 2002 A stratification of a moduli space of abelian varieties. Zbl 1052.14047Oort, Frans 47 2001 Newton polygon strata in the moduli space of abelian varieties. Zbl 1086.14037Oort, Frans 25 2001 Open problems in algebraic geometry. Zbl 1009.11002Edixhoven, S. J.; Moonen, B. J. J.; Oort, F. 12 2001 Stable maps and Hurwitz schemes in mixed characteristics. Zbl 1040.14011Abramovich, Dan; Oort, Frans 8 2001 A note on the existence of absolutely simple Jacobians. Zbl 1006.14006Chai, Ching-Li; Oort, Frans 6 2001 Moduli of abelian varieties. Proceedings of the 3rd Texel conference, Texel Island, Netherlands, April 1999. Zbl 0958.00023 2 2001 Purity of the stratification by Newton polygons. Zbl 0954.14007de Jong, A. J.; Oort, F. 33 2000 Stratifications of Hilbert modular varieties. Zbl 0973.14010Goren, E. Z.; Oort, F. 30 2000 Newton polygons and formal groups: Conjectures by Manin and Grothendieck. Zbl 0991.14016Oort, Frans 21 2000 Alterations and resolution of singularities. Zbl 0996.14007Abramovich, Dan; Oort, Frans 10 2000 A compactification of a fine moduli space of curves. Zbl 1002.14006van Geemen, Bert; Oort, Frans 4 2000 Resolution of singularities. A research textbook in tribute to Oscar Zariski. Based on the courses given at the working week in Obergurgl, Austria, September 7–14, 1997. Zbl 0932.00042 2 2000 A stratification of a moduli space of polarized abelian varieties in positive characteristic. Zbl 0974.14030Oort, Frans 10 1999 Moduli of abelian varieties: a short introduction and survey. Zbl 0979.14022van der Geer, Gerard; Oort, Frans 6 1999 Moduli of supersingular abelian varieties. Zbl 0920.14021Li, Ke-Zheng; Oort, Frans 56 1998 Alterations can remove singularities. Zbl 0928.14012Oort, Frans 1 1998 Canonical liftings and dense sets of CM-points. Zbl 0911.14018Oort, Frans 20 1997 On extending families of curves. Zbl 0922.14017de Jong, A. J.; Oort, F. 16 1997 The algebraic fundamental group. Zbl 0911.14006Oort, Frans 1 1997 Abelian subvarieties. Zbl 0861.14037Lenstra, Hendrik W. jun.; Oort, Frans; Zarhin, Yuri G. 5 1996 Complex tori. Zbl 0879.14023Oort, Frans; Zarhin, Yuri G. 2 1996 Complete subvarieties of moduli spaces. Zbl 0841.14008Oort, Frans 5 1995 Endomorphism algebras of complex tori. Zbl 0858.14024Oort, Frans; Zarhin, Yuri 4 1995 Rational curves in fibers. Zbl 0859.14004Oort, Frans 1 1995 Moduli of abelian varieties in positive characteristic. Zbl 0839.14037Oort, Frans 3 1994 “The” general case of S. Lang’s conjecture (after Faltings). Zbl 0811.14025Oort, Frans 1 1993 CM-liftings of abelian varieties. Zbl 0803.14025Oort, Frans 4 1992 Hyperelliptic supersingular curves. Zbl 0820.14018Oort, Frans 11 1991 Moduli of abelian varieties and Newton polygons. Zbl 0734.14016Oort, Frans 9 1991 On the deformation of Artin-Schreier to Kummer. Zbl 0714.14024Sekiguchi, Tsutomu; Oort, Frans; Suwa, Noriyuki 46 1989 Endomorphism algebras of abelian varieties. Zbl 0697.14029Oort, F. 15 1988 A construction of an abelian variety with a given endomorphism algebra. Zbl 0656.14024Oort, F.; van der Put, M. 1 1988 Poncelet’s closure theorem. Zbl 0633.51014Bos, H. J. M.; Kers, C.; Oort, F.; Raven, D. W. 49 1987 Families of supersingular abelian surfaces. Zbl 0636.14017Katsura, Toshiyuki; Oort, Frans 36 1987 Lifting algebraic curves, abelian varieties, and their endomorphisms to characteristic zero. Zbl 0645.14017Oort, Frans 7 1987 Supersingular abelian varieties of dimension two or three and class numbers. Zbl 0656.14025Katsura, Toshiyuki; Oort, Frans 4 1987 Supersingular curves of genus two and class numbers. Zbl 0589.14028Ibukiyama, Tomoyoshi; Katsura, Toshiyuki; Oort, Frans 45 1986 The canonical lifting of an ordinary Jacobian variety need not be a Jacobian variety. Zbl 0605.14031Oort, Frans; Sekiguchi, Tsutomu 5 1986 On the deformations of Witt groups to tori. Zbl 0800.14023Sekiguchi, Tsutomu; Oort, F. 4 1986 Abelian varieties having purely additive reduction. Zbl 0557.14022Lenstra, H. W. jun.; Oort, F. 15 1985 A Campedelli surface with torsiongroup Z/2. Zbl 0523.14025Oort, F.; Peters, C. 8 1981 Moduli of abelian varieties. Zbl 0483.14010Norman, Peter; Oort, Frans 40 1980 The local Torelli problem for algebraic curves. Zbl 0444.14007Oort, Frans; Steenbrink, Joseph 27 1980 Singularities of coarse moduli schemes. Zbl 0349.14003Oort, Frans 5 1977 Supersingular abelian varieties. Zbl 0402.14016Oda, Tadao; Oort, Frans 5 1977 Which abelian surfaces are products of elliptic curves? Zbl 0283.14007Oort, Frans 31 1975 Isogenies of formal groups. Zbl 0315.14016Oort, Frans 2 1975 Singularities of the moduli scheme for curves of genus three. Zbl 0298.14016Oort, Frans 1 1975 Subvarieties of moduli spaces. Zbl 0259.14011Oort, Frans 32 1974 Simple abelian varieties having a prescribed formal isogeny type. Zbl 0279.14009Lenstra, Hendrik W. jun.; Oort, Frans 11 1974 Good and stable reduction of Abelian varieties. Zbl 0266.14016Oort, Frans 7 1974 Dieudonne modules of finite local group schemes. Zbl 0281.14019Oort, Frans 5 1974 Hyperelliptic curves over number fields. Zbl 0299.14017Oort, Frans 3 1974 Fine and coarse moduli schemes are different. Zbl 0317.14012Oort, F. 3 1974 Principally polarized Abelian varieties of dimension two or three are Jacobian varieties. Zbl 0272.14008Oort, Frans; Ueno, Kenji 31 1973 The isogeny class of a CM-type abelian variety is defined over a finite extension of the prime field. Zbl 0272.14009Oort, Frans 13 1973 Lifting an endomorphism of an elliptic curve to characteristic zero. Zbl 0266.14014Oort, Frans 3 1973 Finite group schemes, local moduli for abelian varieties, and lifting problems. Zbl 0239.14018Oort, Frans 8 1972 Algebraic geometry, Oslo 1970. Proceedings of the 5th Nordic Summer- School in mathematics, Oslo, August 5-25, 1970. Zbl 0237.00014 4 1972 Group schemes of prime order. Zbl 0225.14024Tate, John; Oort, Frans 1 1972 Finite group schemes, local moduli for abelian varieties, and lifting problems. Zbl 0223.14024Oort, Frans 19 1971 Group schemes of prime order. Zbl 0195.50801Tate, John; Oort, Frans 123 1970 Hensel’s lemma and rational points over local rings. Zbl 0193.35003Oort, F. 1 1970 Deformations and liftings of finite, commutative group schemes. Zbl 0179.49901Oort, F.; Mumford, D. 17 1968 Higher extensions of abelian varieties. Zbl 0161.18101Oort, Frans; Oda, Tadao 5 1968 Representability of group functors, and automorphisms of algebraic schemes. Zbl 0173.22504Matsumura, H.; Oort, F. 35 1967 The category of finite bialgebras over a field. Zbl 0166.01103Oort, F.; Strooker, J. R. 2 1967 On the definition of an abelian category. Zbl 0145.02001Oort, F. 1 1967 Commutative group schemes. Zbl 0216.05603Oort, F. 76 1966 Algebraic group schemes in characteristic zero are reduced. Zbl 0173.49002Oort, F. 14 1966 Yoneda extensions in Abelian categories. Zbl 0126.03401Oort, F. 15 1964 Natural maps of extension functors. Zbl 0113.24706Oort, F. 4 1963 A note on rationality of divisor classes on algebraic schemata (separable case). Zbl 0161.18102Oort, Frans 1 1963 A construction of generalized Jacobian varieties by group extensions. Zbl 0101.38502Oort, F. 12 1962 Sur le schéma de Picard. Zbl 0123.13901Oort, Frans 11 1962 Reducible and multiple algebraic curves. Zbl 0102.15905Oort, Frans 11 1961 all cited Publications top 5 cited Publications all top 5 Cited by 808 Authors 28 Yu, Chia-Fu 26 Oort, Frans 19 Zarkhin, Yuriĭ Gennad’evich 15 Pries, Rachel J. 10 Achter, Jeffrey D. 10 Frediani, Paola 10 Harashita, Shushi 10 Katsura, Toshiyuki 9 Brion, Michel 9 Goren, Eyal Z. 9 Zuo, Kang 8 Görtz, Ulrich 8 Kannan, Subramaniam Senthamarai 8 Vasiu, Adrian 8 Viehmann, Eva 7 Ghigi, Alessandro 7 Howe, Everett W. 7 Ibukiyama, Tomoyoshi 7 Lorenzini, Dino J. 7 Pilloni, Vincent 7 Schröer, Stefan 6 Andreatta, Fabrizio 6 Chai, Chingli 6 de Jong, Aise Johan 6 Koch, Alan 6 Lu, Xin 6 Mazur, Barry 6 Milne, James Stuart 6 Moonen, Ben 6 Ritzenthaler, Christophe 6 Sekiguchi, Tsutomu 6 Suwa, Noriyuki 6 van der Put, Marius 6 Zaytsev, Alexey 5 Breen, Lawrence S. 5 Byott, Nigel P. 5 Childs, Lindsay N. 5 Hamacher, Paul 5 He, Xuhua 5 Kassaei, Payman L. 5 Mirman, Boris 5 Nicole, Marc-Hubert 5 Nie, Sian 5 Rapoport, Michael 5 Shankar, Ananth N. 5 Tsimerman, Jacob 5 Van der Geer, Gerard 5 Xue, Jiangwei 4 Bouw, Irene I. 4 Cieślak, Waldemar 4 Emerton, Matthew 4 Karemaker, Valentijn 4 Krishnamoorthy, Raju 4 Kudo, Momonari 4 Lønsted, Knud 4 Maulik, Davesh 4 Mozgawa, Witold 4 Saïdi, Mohamed Réda 4 Schneider, Hans-Jürgen 4 Silverberg, Alice 4 Tabachnikov, Serge L. 4 Tang, Yunqing 4 Tian, Yichao 4 Top, Jaap 4 Tossici, Dajano 4 Ulmer, Douglas L. 4 Wedhorn, Torsten 4 Wewers, Stefan 4 Xiao, Liang 4 Zhu, Hui June 3 Bleher, Frauke M. 3 Chen, Ke 3 Chinburg, Ted 3 Cornelissen, Gunther 3 de Shalit, Ehud 3 Del Centina, Andrea 3 Dolgachev, Igor’ Vladimirovich 3 Dragović, Vladimir 3 Efroymson, Gustave A. 3 Garcia, Ronaldo A. 3 Harbater, David 3 Harris, Michael Howard 3 Hartl, Urs T. 3 Kamienny, Sheldon 3 Kani, Ernst J. 3 Kedlaya, Kiran Sridhara 3 Koskivirta, Jean-Stefan 3 Kühne, Lars 3 Lau, Eike 3 Lauter, Kristin Estella 3 Li, Kezheng 3 Liedtke, Christian 3 Mantovan, Elena 3 Mézard, Ariane 3 Mohajer, Abolfazl 3 Momose, Fumiyuki 3 Nart, Enric 3 Norman, Peter 3 Obus, Andrew 3 Pál, Ambrus ...and 708 more Authors all top 5 Cited in 165 Serials 67 Compositio Mathematica 44 Journal of Algebra 36 Journal of Number Theory 35 Inventiones Mathematicae 34 Duke Mathematical Journal 34 Mathematische Annalen 31 Transactions of the American Mathematical Society 29 Journal of Pure and Applied Algebra 28 Mathematische Zeitschrift 22 Annales de l’Institut Fourier 22 Manuscripta Mathematica 18 Journal of Algebraic Geometry 18 Annals of Mathematics. Second Series 17 Advances in Mathematics 16 Annales Scientifiques de l’École Normale Supérieure. Quatrième Série 16 Journal de Théorie des Nombres de Bordeaux 14 Journal für die Reine und Angewandte Mathematik 13 Proceedings of the American Mathematical Society 12 Algebra & Number Theory 11 Israel Journal of Mathematics 10 Journal of the American Mathematical Society 10 Research in Number Theory 9 Communications in Algebra 9 Finite Fields and their Applications 8 Bulletin de la Société Mathématique de France 8 International Journal of Number Theory 7 Geometriae Dedicata 7 Michigan Mathematical Journal 7 Bulletin of the American Mathematical Society. New Series 7 Documenta Mathematica 7 Comptes Rendus. Mathématique. Académie des Sciences, Paris 7 Journal of the Institute of Mathematics of Jussieu 7 Forum of Mathematics, Sigma 6 Nagoya Mathematical Journal 6 Rendiconti del Seminario Matematico della Università di Padova 6 Tôhoku Mathematical Journal. Second Series 6 Linear Algebra and its Applications 6 Transformation Groups 5 Rocky Mountain Journal of Mathematics 5 Mathematics of Computation 5 Publications Mathématiques 5 Communications in Contemporary Mathematics 5 European Journal of Mathematics 4 Beiträge zur Algebra und Geometrie 4 Journal of the Mathematical Society of Japan 4 Mathematische Nachrichten 4 Tokyo Journal of Mathematics 4 Science China. Mathematics 3 Archive for History of Exact Sciences 3 Annali di Matematica Pura ed Applicata. Serie Quarta 3 Journal of the London Mathematical Society. Second Series 3 Journal of Soviet Mathematics 3 Kodai Mathematical Journal 3 Journal of Cryptology 3 Historia Mathematica 3 Journal de Mathématiques Pures et Appliquées. Neuvième Série 3 Proceedings of the Indian Academy of Sciences. Mathematical Sciences 3 Annales de la Faculté des Sciences de Toulouse. Mathématiques. Série VI 3 Bulletin des Sciences Mathématiques 3 Taiwanese Journal of Mathematics 3 Proceedings of the Steklov Institute of Mathematics 2 Mathematical Proceedings of the Cambridge Philosophical Society 2 The Mathematical Intelligencer 2 Acta Arithmetica 2 Archiv der Mathematik 2 Bulletin of the London Mathematical Society 2 Collectanea Mathematica 2 Functiones et Approximatio. Commentarii Mathematici 2 Indiana University Mathematics Journal 2 Memoirs of the American Mathematical Society 2 Osaka Journal of Mathematics 2 Pacific Journal of Mathematics 2 Proceedings of the London Mathematical Society. Third Series 2 Publications of the Research Institute for Mathematical Sciences, Kyoto University 2 Rendiconti del Circolo Matemàtico di Palermo. Serie II 2 Acta Mathematica Hungarica 2 Computer Aided Geometric Design 2 Revista Matemática Iberoamericana 2 Forum Mathematicum 2 Journal of the Ramanujan Mathematical Society 2 International Journal of Mathematics 2 Séminaire de Théorie des Nombres de Bordeaux. Deuxième Série 2 Designs, Codes and Cryptography 2 Indagationes Mathematicae. New Series 2 St. Petersburg Mathematical Journal 2 Selecta Mathematica. New Series 2 Geometry & Topology 2 Journal of the European Mathematical Society (JEMS) 2 Acta Mathematica Sinica. English Series 2 Algebraic & Geometric Topology 2 Bulletin of the American Mathematical Society 2 Advances in Mathematics of Communications 2 East Asian Mathematical Journal 2 Forum of Mathematics, Pi 2 Arnold Mathematical Journal 1 Astrophysics and Space Science 1 Communications in Mathematical Physics 1 Houston Journal of Mathematics 1 Jahresbericht der Deutschen Mathematiker-Vereinigung (DMV) 1 The Mathematical Gazette ...and 65 more Serials all top 5 Cited in 38 Fields 722 Algebraic geometry (14-XX) 405 Number theory (11-XX) 59 Group theory and generalizations (20-XX) 44 Associative rings and algebras (16-XX) 43 Commutative algebra (13-XX) 30 Field theory and polynomials (12-XX) 30 Geometry (51-XX) 29 Several complex variables and analytic spaces (32-XX) 27 Category theory; homological algebra (18-XX) 16 Dynamical systems and ergodic theory (37-XX) 13 History and biography (01-XX) 12 Topological groups, Lie groups (22-XX) 11 Differential geometry (53-XX) 11 Information and communication theory, circuits (94-XX) 7 Algebraic topology (55-XX) 6 Mathematical logic and foundations (03-XX) 6 Combinatorics (05-XX) 6 Linear and multilinear algebra; matrix theory (15-XX) 6 \(K\)-theory (19-XX) 6 Functions of a complex variable (30-XX) 6 Manifolds and cell complexes (57-XX) 5 Quantum theory (81-XX) 4 Nonassociative rings and algebras (17-XX) 4 Convex and discrete geometry (52-XX) 3 General and overarching topics; collections (00-XX) 3 Measure and integration (28-XX) 3 Computer science (68-XX) 2 Ordinary differential equations (34-XX) 2 Partial differential equations (35-XX) 2 Numerical analysis (65-XX) 1 Order, lattices, ordered algebraic structures (06-XX) 1 Special functions (33-XX) 1 Abstract harmonic analysis (43-XX) 1 Functional analysis (46-XX) 1 Operator theory (47-XX) 1 Mechanics of particles and systems (70-XX) 1 Fluid mechanics (76-XX) 1 Astronomy and astrophysics (85-XX) Citations by Year Wikidata Timeline The data are displayed as stored in Wikidata under a Creative Commons CC0 License. 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