Convexity and Discrete Geometry
A conference on the occasion of the sixtieth birthday of
Tudor Zamfirescu

June 30, July 1, July 2, 2004
Budapest, Hungary


Eötvös Loránd University


Program

List of talks

Participants

Information for participants

Location

   

Location

Dean's Conference Rooms
7th floor of the main building of the
Science Faculty of Eötvös Loránd University
Pázmány Péter sétány 1/A
H-1117 Budapest, Hungary
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Organizers

  • Károly Bezdek
  • Károly Böröczky
  • Aladár Heppes
  • Éva Vásárhelyi

Program

All lectures are 30 minutes long with an extra 5 minutes for questions.

Wednesday 06.30. Thursday 07.01. Friday 07.02.
Chairman K. Bezdek K. Böröczky A. Heppes
9:30 - 10:00 Opening R. Schneider S. Marcus
10:05 - 10:35 P. Gruber K. Bezdek R. Connelly
10:35 - 10:55 Coffee break
Chairman P. Gruber R. Schneider R. Connelly
10:55 - 11:25 W. Kuperberg P. Gritzmann A. Heppes
11:30 - 12:00 T. Bisztriczky H. Martini J. Zaks
12:00 - 14:00 Lunch Break
Chairman W. Kuperberg P. Gritzmann J. Zaks
14:00 - 14:30 J. Myjak K. Böröczky Jr. J. Itoh
14:35 - 15:05 A. Bezdek I. Talata Zs. Lángi
15:10 - 15:40 J. Kincses N. Düvelmeyer M. Craioveanu
15:40 - 16:00 Coffee break
Chairman A. Bezdek H. Martini T. Bisztriczky
16:00 - 16:30 D. Busneag G. Averkov B. Uhrin
16:35 - 17:05 M. Puta C. Vilcu L. Yuan
17:10 - 17:40 C. M.D. Zamfirescu P. Nagy

The formal greeting of Professor Zamfirescu will be held on the 30th of June, Wednesday,
at the conference hall, after the talks.
Conference Banquet: The joint conference banquet will be held on 1st of July (Thursday evening).

List of Talks

  • Gennadiy Averkov: Special convex bodies in finite dimensional Banach spaces
  • András Bezdek: On the number of mutually touching cylinders
  • Károly Bezdek: Ball-Polyhedra
  • Tibor Bisztriczky: About cyclicpolytopes
  • Dumitru Busneag: Tudor Zamfirescu and the University of Craiova
  • Robert Connelly: Crystallization of Jammed Circle Packings
  • Mircea Craioveanu: Generic properties of the eigenvalues of the Hodge-de Rham operators for closed Riemannian manifolds
  • Nico Düvelmeyer: 2-distance sets in Minkowski planes
  • Peter Gritzmann: On the approximation of convex bodies by polytopes (with application to geometric clustering)
  • Aladár Heppes: On the transversal width of disc families
  • Jin-ichi Itoh: Total curvature of shortest curves on rotated convex surfaces
  • János Kincses: The Helly dimension of the L1 sum and Hanner polytopes
  • Wlodzimierz Kuperberg: Packing congruent balls in a spherical container in Hilbert space
  • Zsolt Lángi: On a generalization of Hadwiger's translative kissing number problem
  • Solomon Marcus: Tudor Zamfirescu - the man and the mathematician
  • Horst Martini: On a generalization of Radon curves
  • Peter Nagy: Left invariant Riemannian metrics on Heisenberg groups
  • Mircea Puta: Some remarks on the dynamics and geometry related to Kirchoff's equations
  • Rolf Schneider: Valuations on convex sets of oriented hyperplanes
  • István Talata: Finite translative packings with large minimum kissing numbers
  • Béla Uhrin: Hidden subgroups and periodicities of functions
  • Costin Vîlcu: Properties of the farthest point mapping on convex surfaces
  • Liping Yuan: On acute triangulations of polytops
  • Joseph Zaks: Some geometric graphs and the Beckman-Quarles Theorem
  • Christina M.D. Zamfirescu: Tudor and Graphs

Participants

  • Gennadiy Averkov (Tech. Univ. of Chemnitz, Germany)
  • András Bezdek (Auburn Univ. & Rényi Math. Inst.)
  • Károly Bezdek (Univ. of Calgary, Canada & Eötvös Univ.)
  • Tibor Bisztriczky (Univ. of Calgary, Canada)
  • Károly Böröczky (Eötvös Univ., Hungary)
  • Károly Böröczky Jr. (Rényi Math. Inst., Hungary)
  • Dumitru Busneag (Univ. of Craiova, Romania)
  • Robert Connelly (Cornell Univ., U.S.A.)
  • Mircea Craioveanu (Univ. of Timisoara, Romania)
  • Balázs Csikos (Eötvös Univ., Hungary)
  • Ludwig Danzer (Univ. Dortmund, Germany)
  • Endre Daroczy-Kiss (Eötvös Univ., Hungary)
  • Nico Düvelmeyer (Tech. Univ. of Chemnitz, Germany)
  • Gábor Fejes Toth (Rényi Math. Inst., Hungary)
  • Peter Gritzmann (Tech. Univ. of Munich, Germany)
  • Peter M. Gruber (Tech. Univ. of Vienna, Austria)
  • Aladár Heppes (Eötvös Univ., Hungary)
  • Mihály Hujter (Tech. Univ. Budapest, Hungary)
  • Stere Ianus (Romania)
  • Jin-ichi Itoh (Kumamoto University, Japan)
  • Gábor Kertész (Eötvös Univ., Hungary)
  • János Kincses (Univ. of Szeged, Hungary)
  • György Kiss (Eötvös Univ., Hungary)
  • Wlodzimierz Kuperberg (Auburn Univ., U.S.A.)
  • Zsolt Lángi (Dunaujváros, Hungary)
  • Endre Makai (Rényi Math. Inst., Hungary)
  • Solomon Marcus (University of Bucharest, Romania)
  • Solomon Marcus (Romania)
  • Horst Martini (Tech. Univ. of Chemnitz, Germany)
  • Joseph Myjak (Univ. dell'Aquila , Italy)
  • Péter Nagy (Univ. of Debrecen, Hungary)
  • János Pach (Rényi Math. Inst., Hungary)
  • Mircea Puta (UVT, Romania)
  • Rolf Schneider (Math. Inst. Freiburg, Germany)
  • Maria Sloughter (Univ. Cornell, USA)
  • István Talata (Eötvös Univ., Hungary)
  • Géza Toth (Rényi Math. Inst., Hungary)
  • Béla Uhrin (Univ. of Pécs, Hungary)
  • Éva Vásárhelyi (Eötvös Univ., Hungary)
  • Lászlo Verhoczki (Eötvös Univ., Hungary)
  • Costin Vîlcu (Math. Inst. Romanian Academy)
  • Liping Yuan (China)
  • Joseph Zaks (Univ. Haifa, Israel)
  • Christina M.D. Zamfirescu (Univ. New York, USA)
  • Tudor Zamfirescu (Univ. Dortmund, Germany)

Information for participants

Registration

30th of June, Wednesday 8:30 - 9:30 at the conference room.
Please be advised that we can only accept cash for registration fee. Registration fee is USD 30 or HUF 6000,-

Accomodation

There is a limited number of rooms avaliable at "Guest House of Educ. Ministry",
which is a simple and inexpensible accomodation that costs 12 - 20 Euro/night for one person
and 20 - 30 Euro/night for two persons.
There is also a more limited number of rooms avaliable at "Guest House of Maros str.",
which is located about a 3 minutes walk to a tram stop that can take one directly to the University.
Its price is about 40 - 50 Euro/night.
These can be reserved by the organizers; -if you would like us to reserve a room for you,
please let us know your arrival and departure dates (
ekiss@cs.elte.hu ).
One can also find reasonable accomodations on the webpage of City Hotel Mátyás,
and more others at the internet addresses www.hotels.hu or www.ohb.hu, for example.

Computers

If you are interested in haveing a temporary guest account at ELTE during the time
of the conference, please contact us at ekiss@cs.elte.hu

Address of Dept. of Geometry:

Dept. of Geometry,
4-720, 4th floor, Eötvös Loránd University
Pázmány Péter sétány 1/C
H-1117 Budapest, Hungary

Phone:(36 1) 20 90 555
Fax: (36 1) 381 21 68

E-mail: ekiss@cs.elte.hu