University of Utrecht | Department of Mathematics | Gunther Cornelissen

Publications of Gunther Cornelissen


p-adic orbifold
A tryadic orbifold (picture by Fumiharu Kato)

Publication titles either link to the ArXiv or to a pdf-file.

Research papers

Nonrelativistic Chern-Simons vortices on the torus
with Nikolas Akerblom, Gerben Stavenga and Jan-Willem van Holten
preprint (2009), 25pp.
Un anneau de déformation universel en conducteur supérieur
with J. Byszewski and F. Kato
preprint (2009), 4pp.
Toroidal automorphic forms, Waldspurger periods and double Dirichlet series
with O. Lorscheid
preprint (2009), to appear in "Multiple Dirichlet Series and Applications to Automorphic Forms" (ICMS Edinburgh, 2008)
Arithmetic equivalence, the Goss zeta function, and a generalisation
with A. Kontogeorgis and L. Zalm
preprint (2009), J. Numb. Th. 130, no. 4, pp. 1000-1012 (2010)
Three examples of the relation between rigid-analytic and algebraic deformation parameters
with F. Kato and A. Kontogeorgis
preprint (2008), to appear in Israel J. Math.
Which weakly ramified group actions admit a universal formal deformation?
with J. Byszewski
Ann. Inst. Fourier 59, no. 3, pp. 877-902 (2009)
Toroidal automorphic forms for certain function fields
with O. Lorscheid
J. Numb. Th. 129, pp. 1456-1463 (2009)
Zeta functions that hear the shape of a Riemann surface
with M. Marcolli
J. Geom. Phys. 58, no. 5, pp. 619-632 (2008)
Defining the integers in large subrings of number fields using one universal quantifier
with A. Shlapentokh
in: 60th birthday volume for Yuri Matijasevich
"Studies in Constructive Mathematics and Mathematical Logic, Part XI" (ed. Maxim Vserminov),
Записки научных семинаров ПОМИ (Proc. St.-Petersburg Math. Sem.) 358 , pp. 199-223 (2008)
= J. Math. Sci. 158, no. 5, pp. 713-726 (2009)
On the K-theory of graph C*-algebras
with M. Marcolli and O. Lorscheid
Acta Appl. Math. 102, no. 1, pp. 57-69 (2008)
Noncommutative geometry on trees and buildings
with M. Marcolli, K. Reihani and A. Vdovina
in: "Traces in Number Theory, Geometry and Quantum Fields'' (eds. Albeverio et. al.),
Aspects of Math. E 38, pp. 73-98, Vieweg Verlag (2007)
Elliptic divisibility sequences and undecidable problems about rational points
with K. Zahidi
J. reine und angew. Math. 613 1-33 (2007)
Relèvements des revêtements de courbes faiblement ramifiés
with A. Mézard

Math. Z.  254  239-255  (2006)
Lifting an automorphism to finite characteristic
Rend. Sem. Mat. Univ. Padova   113  137-139  (2005)
Division-ample sets and the Diophantine problem for rings of integers
with T. Pheidas and K. Zahidi

J. Théor. Nombres Bordeaux  17  727-735  (2005)
Zur Entartung schwach verzweigter Gruppenoperationen auf Kurven
with F. Kato
J. Reine Angew. Math.  589  201-236  (2005)
The p-adic icosahedron
with F. Kato
Notices Amer. Math. Soc.  52  720-727  (2005)
Mumford curves with maximal automorphism group
with F. Kato
Proc. Amer. Math. Soc.  132  1937-1941 (2004)
Mumford curves with maximal automorphism group. II. Lamé type groups in genus 5--8
with F. Kato
Geom. Dedicata  102  127-142  (2003)
Equivariant deformation of Mumford curves and of ordinary curves in positive characteristic
with F. Kato
Duke Math. J.  116  431-470  (2003)
Torsion of Drinfeld modules and equicharacteristic unimodular Galois covers
with M. Tripolitaki
preprint (needs to be revised)   (2002)
The 2-primary class group of certain hyperelliptic curves
J. Number Theory  91  174-185  (2001)
Two-torsion in the Jacobian of hyperelliptic curves over finite fields
Arch. Math. (Basel)  77  241-246  (2001); Erratum: Arch. Math. (Basel)  85  loose erratum  (2005)
Discontinuous groups in positive characteristic and automorphisms of Mumford curves
with F. Kato and A. Kontogeorgis
Math. Ann.  320  55-85  (2001)
Diangle groups
in: Proceedings 2000 Kinosaki Symposium on algebraic geometry, 138-143  (2001)
Nichtarchimedische Geometrie
in: Max-Planck-Gesellschaft: Jahrbuch 2000, Verlag Vandenhoeck & Ruprecht, Goettingen, 566-571 (2000)
English translation to appear with Springer Verlag
Topology of Diophantine sets: remarks on Mazur's conjectures
with K. Zahidi
in: Hilbert's Tenth Problem: Relations with arithmetic and algebraic geometry,
Contemp. Math. 270  253-260  (2000)
Zeros of Eisenstein series, quadratic class numbers and supersingularity for rational function fields
Math. Ann.  314  175-196  (1999)
Deligne's congruence and supersingular reduction of Drinfeld modules
Arch. Math. (Basel)  72  346-353  (1999)
Stockage diophantien et hypothèse abc généralisée
C. R. Acad. Sci. Paris Sér. I Math.  328  3-8  (1999)
Drinfeld modular forms of level T
in: Drinfeld modules, modular schemes and applications (eds. E.-U. Gekeler et al.), World Scientific - Singapore 272-281 (1997)
A survey of Drinfeld modular forms
in: Drinfeld modules, modular schemes and applications (eds. E.-U. Gekeler et al.), World Scientific - Singapore, 167-187  (1997)
Drinfeld modular forms of weight one
J. Number Theory  67  215-228  (1997)
Sur les zéros des séries d'Eisenstein de poids qk-1 pour GL2(Fq[T])
C. R. Acad. Sci. Paris Sér. I Math.  321  817-820  (1995)

Expository Papers, etc. (in Dutch)

Het meten van dubbelzinnigheid (Measuring Ambiguity)
Oratie (Inaugural lecture), Universiteit Utrecht (16 januari 2009)
Duitsland-Nederland 1-0: The Architect Sketch, part 2
Nieuw Arch. Wiskd. (5)  9  273  (2008)
België-Nederland 2-0: De laatste der bourbakisten
Nieuw Arch. Wiskd. (5)  9  207  (2008)
Diophantische vergelijkingen: mogelijkheden en onmogelijkheden
Wiskunde-D module 'Wiskunde in Wetenschap' (Betasteunpunt Utrecht)    51 pp.  (2008)
Math Girls rule!
Nieuw Arch. Wiskd. (5)  9  108  (2008)
België-Nederland 1-0: Sole meunière
Nieuw Arch. Wiskd. (5)  9  65  (2008)
Diophantische vergelijkingen: Kunnen we het echt?
Nieuw Arch. Wiskd. (5)  7  39-43  (2006)
Meetkunde, meetkundes, en groepen
de Vakidioot (Studievereniging A-Eskwadraat) '05--'06  4-9  (2006)
Diophantische vergelijkingen vanuit de verte bekeken
Nieuwe Wiskrant  4  23-30  (2005)
Boekbespreking Klaas Landsman: Requiem voor Newton - Turks Fruit der Natuurkunde
Nieuw Arch. Wisk. (5)  6  317-319  (2005)
Over Jean-Pierre Serre - Parti d'un exercice, on se retrouve avec une théorie
Nieuw Arch. Wiskd. (5)  5  35-37  (2004)
Aritmetische meetkunde
de Vakidioot (Studievereniging A-Eskwadraat) '02--'03  5-7  (2002)

Others

Geometric properties of modular forms over rational function fields
Ph.D. Thesis, Ghent University, 141pp.  (1997)

Problems from the workshop on "Automorphisms of Curves" (Leiden, August, 2004).
edited with F. Oort
Rend. Sem. Mat. Univ. Padova 113  127-177  (2005)