06/15/22: Two more conference links have been added to our list of conferences.
06/23/21: One more name (Tullio Ceccherini-Silberstein) has been added to our list of Personal web pages.
06/09/21: Two more conference links have been added to our list of conferences.
05/25/21: One more name (Arman Darbinyan) has been added to our list of Personal web pages.
05/15/21: Problem (A2) on our list of Open Problems has been solved.
03/12/21: Problem (F41) has been added to our list of Open Problems.
02/23/21: Problem (F40) has been added to our list of Open Problems.
02/23/21: One more name (Eugene Plotkin) has been added to our list of Personal web pages.
12/17/20: One more conference link has been added to our list of conferences.
11/19/20: Two more conference links have been added to our list of conferences.
11/18/20: Two more names (Christopher Cashen and Nicholas Touikan) have been added to our list of Personal web pages.
06/20/20: Background has been added to Problem (C3) on our list of Open Problems.
05/27/20: Background has been added to Problem (OR4) on our list of Open Problems.
05/21/20: Problem (B5)(b) and (B7) on our list of Open Problems have been solved. See the Background to these problems for details.
02/21/20: One more conference link has been added to our list of conferences.
01/08/20: Two more names (Martin Kreuzer and Catherine Pfaff) have been added to our list of Personal web pages.
12/09/19: Two more conference links have been added to our list of conferences.
12/05/19: Two more names (Albert Garreta and Chloé Perin) have been added to our list of Personal web pages.
11/12/19: One more conference link has been added to our list of conferences.
10/20/19: Two more names (Joseph Maher and Piotr Nowak) have been added to our list of Personal web pages.
10/01/19: Two more conference links have been added to our list of conferences.
05/15/19: Two more names (Jonathan Barmak and Heejoung Kim) have been added to our list of Personal web pages.
05/12/19: One more conference link has been added to our list of conferences.
05/01/19: Two more names (Anna Erschler and Tianyi Zheng) have been added to our list of Personal web pages.
04/29/19: Two more conference links have been added to our list of conferences.
02/23/19: Problem (F11) on our list of Open Problems has been solved. See the Background to this problem for details.
01/23/19: One more conference link has been added to our list of conferences.
10/01/18: Two more conference links have been added to our list of conferences.
12/20/17: One more conference link has been added to our list of conferences.
10/15/17: One more conference link has been added to our list of conferences.
09/28/17: One more name (Nikolay Nikolov) has been added to our list of Personal web pages.
07/12/17: Two more conference links have been added to our list of conferences.
07/09/17: One more name (Doron Puder) has been added to our list of Personal web pages.
07/07/17: Two more names (Sang-hyun Kim and Abderezak Ould Houcine) have been added to our list of Personal web pages.
07/05/17: Problems (N8a) and (N9) on our list of Open Problems have been solved. See the Background to these problems for details.
07/02/17: Two more names (Thomas Koberda and Ecaterina Sava-Huss) have been added to our list of Personal web pages.
02/25/17: One more name (Nicolas Monod) has been added to our list of Personal web pages.
02/02/17: Two more conference links have been added to our list of conferences.
12/11/16: Two more conference links have been added to our list of conferences.
11/23/16: Two more names (Mark Hagen and Alessandro Sisto) have been added to our list of Personal web pages.
10/19/16: Two more conference links have been added to our list of conferences.
09/15/16: Two more names (Frederique Bassino and Cyril Nicaud) have been added to our list of Personal web pages.
06/27/16: One more conference link has been added to our list of conferences.
05/01/16: One more conference link has been added to our list of conferences.
04/28/16: One more problem (MA3)(b) has been added to our list of Open problems.
04/17/16: Two more conference links have been added to our list of conferences.
01/05/16: Two more problems, (N8) and (N9), have been added to our list of Open problems.
11/15/15: One more name (Emmanuel Breuillard) has been added to our list of Personal web pages.
09/28/15: Two more conference links have been added to our list of conferences.
05/07/15: Background has been added to Problems (O9) and (F39) on our list of Open Problems.
03/29/15: One more conference link has been added to our list of conferences.
02/12/15: Two more conference links have been added to our list of conferences.
02/10/15: Two more conference links have been added to our list of conferences.
08/05/14: Two more names (Khalid Bou-Rabee and Camille Horbez) have been added to our list of Personal web pages.
06/18/14: Two more conference links have been added to our list of conferences.
11/24/13: One more conference link has been added to our list of conferences.
10/12/13: Two more conference links have been added to our list of conferences.
08/01/13: Two more conference links have been added to our list of conferences.
07/25/13: Problems (F19a), (F19b) on our list of Open Problems have been solved. See the Background to this problem for details.
04/10/13: Two more conference links have been added to our list of conferences.
04/08/13: One more name (Eduardo Martinez-Pedroza) has been added to our list of Personal web pages.
04/02/13: One more name (Anatoly Vershik) has been added to our list of Personal web pages.
02/25/13: One more name (Kate Juschenko) has been added to our list of Personal web pages.
02/20/13: Two more conference links have been added to our list of conferences.
12/02/12: One more name (Yago Antolin Pichel) has been added to our list of Personal web pages.
11/25/12: One more conference link has been added to our list of conferences.
11/12/12: Two more conference links have been added to our list of conferences.
11/08/12: One more name (Andy Putman) has been added to our list of Personal web pages.
10/17/12: One more conference link has been added to our list of conferences.
07/23/12: One more conference link has been added to our list of conferences.
06/29/12: Problem (F33) on our list of Open Problems has been solved. See the Background to this problem for details.
05/23/12: One more name (Matt T. Clay) has been added to our list of Personal web pages.
05/05/12: Background has been added to Problem (C3) on our list of Open problems.
02/23/12: One more conference link has been added to our list of conferences.
02/05/12: One more name (László Babai) has been added to our list of Personal web pages.
12/16/11: Two more conference links have been added to our list of conferences.
10/28/11: Two more conference links have been added to our list of conferences.
10/02/11: One more name (Markus Lohrey) has been added to our list of Personal web pages.
09/23/11: Two more conference links have been added to our list of conferences.
09/15/11: One more name (Lars Louder) has been added to our list of Personal web pages.
08/03/11: Problem (O9) on our list of Open Problems has been solved. See the Background to this problem for details.
04/17/11: One more name (Andrew Rechnitzer) has been added to our list of Personal web pages.
03/18/11: Two more names (Armando Martino and Henry Wilton) have been added to our list of Personal web pages.
03/18/11: One more conference link has been added to our list of conferences.
03/06/11: One more name (Moon Duchin) has been added to our list of Personal web pages.
01/25/11: One more conference link has been added to our list of conferences.
01/23/11: One more conference link has been added to our list of conferences.
01/15/11: Two more conference links have been added to our list of conferences.
11/25/10: One more name (Cheryl Praeger) has been added to our list of Personal web pages.
11/23/10: One more conference link has been added to our list of conferences.
10/25/10: One more conference link has been added to our list of conferences.
09/27/10: Two more conference links have been added to our list of conferences.
08/02/10: Two more conference links have been added to our list of conferences.
07/12/10: Problem (F39b) on our list of Open Problems has been solved. See the Background to this problem for details.
07/11/10: New problem (A6) has been added to our list of Open problems.
07/02/10: Problem (N2) on our list of Open Problems has been solved. See the Background to this problem for details.
05/02/10: One more name (Thomas Mueller) has been added to our list of Personal web pages.
03/25/10: One more name (Akos Seress) has been added to our list of Personal web pages.
02/25/10: One more name (Bernhard Kroen) has been added to our list of Personal web pages.
02/07/10: One more name (David Ben McReynolds) has been added to our list of Personal web pages.
02/07/10: One more conference link has been added to our list of conferences.
01/15/10: Two more conference links have been added to our list of conferences.
11/29/09: Two more conference links have been added to our list of conferences.
11/01/09: One more name (Tullia Dymarz) has been added to our list of Personal web pages. We now have 250 names on our list.
10/25/09: One more name (Dmytro Savchuk) has been added to our list of Personal web pages.
09/27/09: One more conference link has been added to our list of conferences.
09/01/09: Problems (FP23), (FP24) on our list of Open Problems have been solved. See the Background to these problems for details.
08/07/09: One more name (Graham Ellis) has been added to our list of Personal web pages.
07/29/09: Problem (F32b) on our list of Open Problems has been solved. See the Background to this problem for details.
07/27/09: Background has been added to Problems (F1) and (F39) on our list of Open problems.
07/12/09: One more conference link has been added to our list of conferences.
07/10/09: One more name (Simon R. Blackburn) has been added to our list of Personal web pages.
05/01/09: One more conference link has been added to our list of conferences.
02/01/09: One more name (Pedro Silva) has been added to our list of Personal web pages.
01/28/09: Two more conference links have been added to our list of conferences.
01/20/09: One more conference link has been added to our list of conferences.
12/07/08: One more conference link has been added to our list of conferences.
12/02/08: One more name (Gretchen Ostheimer) has been added to our list of Personal web pages.
12/01/08: One more name (Ashot Minasyan) has been added to our list of Personal web pages.
11/23/08: One more name (Martin Kassabov) has been added to our list of Personal web pages.
11/01/08: One more conference link has been added to our list of conferences.
10/05/08: Two more conference links have been added to our list of conferences.
08/21/08: One more conference link has been added to our list of conferences.
06/22/08: One more name (Fritz Grunewald) has been added to our list of Personal web pages.
06/20/08: One more conference link has been added to our list of conferences.
04/15/08: Two more conference links have been added to our list of conferences.
04/11/08: One more name (Nikolay Romanovskiy) has been added to our list of Personal web pages.
04/03/08: One more name (Mahan Mj) has been added to our list of Personal web pages.
03/16/08: Two more conference links have been added to our list of conferences.
02/21/08: One more conference link has been added to our list of conferences.
02/19/08: Two more conference links have been added to our list of conferences.
02/01/08: One more name (Francesco Matucci) has been added to our list of Personal web pages.
01/18/08: One more name (Oleg Bogopolski) has been added to our list of Personal web pages.
01/15/08: One more conference link has been added to our list of conferences.
01/09/08: One more conference link has been added to our list of conferences.
11/25/07: One more conference link has been added to our list of conferences.
11/09/07: New problem (G11) has been added to our list of Open problems.
10/01/07: One more conference link has been added to our list of conferences.
09/27/07: One more name (Alain Valette) has been added to our list of Personal web pages.
09/16/07: Two more names (François Dahmani and Martyn Dixon) have been added to our list of Personal web pages.
09/02/07: New problem (F39) has been added to our list of Open problems.
08/21/07: One more name (Anton Klyachko) has been added to our list of Personal web pages.
08/19/07: One more conference link has been added to our list of conferences.
07/19/07: One more name (John Cannon) has been added to our list of Personal web pages.
05/05/07: One more name (Alex Eskin) has been added to our list of Personal web pages.
04/25/07: One more conference link has been added to our list of conferences.
04/05/07: New problem (AUX5) has been added to our list of Open problems.
03/27/07: One more name (Mark Kambites) has been added to our list of Personal web pages.
03/15/07: One more conference link has been added to our list of conferences.
03/07/07: One more name (Volodymyr Nekrashevych) has been added to our list of Personal web pages.
03/05/07: One more conference link has been added to our list of conferences.
02/15/07: One more name (Volker Gebhardt) has been added to our list of Personal web pages.
02/09/07: One more conference link has been added to our list of conferences.
02/07/07: One more name (Saul Schleimer) has been added to our list of Personal web pages.
02/05/07: Two more conference links have been added to our list of conferences.
02/02/07: One more name (Claas Röver) has been added to our list of Personal web pages.
01/28/07: One more conference link has been added to our list of conferences.
01/21/07: One more name (Alina Vdovina) has been added to our list of Personal web pages.
11/23/06: Two more conference links have been added to our list of conferences.
11/08/06: One more conference link has been added to our list of conferences.
11/01/06: Background has been added to Problem (S9) on our list of Open Problems.
10/29/06: One more conference link has been added to our list of conferences.
10/23/06: One more conference link has been added to our list of conferences.
09/19/06: New problem (MA7) has been added to our list of Open problems.
08/15/06: Two more names (Jason Behrstock and José Burillo) have been added to our list of Personal web pages. We now have 225 names on our list.
08/11/06: Two more names (Valery Bardakov and Andrei Vesnin) have been added to our list of Personal web pages.
08/08/06: New problem (F38c) has been added to our list of Open problems.
07/27/06: Two more names (Thierry Coulbois and Arnaud Hilion) have been added to our list of Personal web pages.
07/25/06: Background has been added to Problems (O1) and (F38) on our list of Open Problems.
07/21/06: New problem (G10) has been added to our list of Open problems.
07/18/06: Two more conference links have been added to our list of conferences.
07/17/06: One more name (Nathalie Wahl) has been added to our list of Personal web pages.
06/15/06: Problem (C1) on our list of Open Problems has been solved. See the Background to this problem for details.
03/27/06: Two more conference links have been added to our list of conferences.
03/22/06: One more name (Alexandru Suciu) has been added to our list of Personal web pages.
03/17/06: Two more conference links have been added to our list of conferences.
03/12/06: Problem (F22) on our list of Open Problems has been solved. See the Background to this problem for details.
03/08/06: One more conference link has been added to our list of conferences.
02/27/06: Two more names (Laura Ciobanu and Cornelia Drutu) have been added to our list of Personal web pages.
02/05/06: One more conference link has been added to our list of conferences.
01/23/06: One more name (Donald Cartwright) has been added to our list of Personal web pages.
01/20/06: Problem (F18) on our list of Open Problems has been solved. See the Background to this problem for details.
01/05/06: One more conference link has been added to our list of conferences.
01/02/06: Problem (FP4) on our list of Open Problems has been solved. See the Background to this problem for details.
12/29/05: Two more names (Boaz Tsaban and Uzi Vishne) have been added to our list of Personal web pages.
12/27/05: Problem (F38) on our list of Open Problems has been solved. See the Background to this problem for details.
12/22/05: One more name (Patrick Bangert) has been added to our list of Personal web pages.
10/25/05: Two more names (Marc Burger and Robert Guralnick) have been added to our list of Personal web pages.
10/20/05: One more name (Adam Piggott) has been added to our list of Personal web pages.
10/10/05: One more conference link has been added to our list of conferences.
10/05/05: One more name (Jason Manning) has been added to our list of Personal web pages.
10/01/05: One more name (Pallavi Dani) has been added to our list of Personal web pages.
9/09/05: One more name (Bettina Eick) has been added to our list of Personal web pages.
9/05/05: Two more names (Ruth Corran and Yves de Cornulier) have been added to our list of Personal web pages.
8/10/05: New problem (G9) has been added to our list of Open problems.
8/08/05: One more name (Azer Akhmedov) has been added to our list of Personal web pages.
8/01/05: Two more names (Martin Lustig and Rick Thomas) have been added to our list of Personal web pages.
7/08/05: Two more conference links have been added to our list of conferences.
7/01/05: Two more names (Thomas Delzant and Bálint Virág) have been added to our list of Personal web pages. We now have 200 names on our list.
6/01/05: One more name (Géraud Sénizergues) has been added to our list of Personal web pages.
5/29/05: Background has been added to Problem (F5) on our list of Open Problems.
5/25/05: One more name (Gerhard Rosenberger) has been added to our list of Personal web pages.
5/20/05: One more conference link has been added to our list of conferences.
5/09/05: One more name (Alexander Razborov) has been added to our list of Personal web pages.
5/02/05: One more conference link has been added to our list of conferences.
4/15/05: One more conference link has been added to our list of conferences.
3/27/05: Two more names (Yair Glasner and Stepan Orevkov) have been added to our list of Personal web pages.
3/22/05: Problem (F34b) on our list of Open Problems has been solved. See the Background to this problem for details.
3/18/05: One more name (Ruth Charney) has been added to our list of Personal web pages.
3/11/05: Two more names (Daniel Groves and Mauricio Gutierrez) have been added to our list of Personal web pages.
3/09/05: Two more conference links have been added to our list of conferences.
3/03/05: One more name (Jean-Camille Birget) has been added to our list of Personal web pages.
2/22/05: New section on COMPLEXITY OF ALGORITHMS has been added to our list of Open problems.
2/18/05: One more name (Denis Osin) has been added to our list of Personal web pages.
2/10/05: Two more names (David Garber and Alan Reid) have been added to our list of Personal web pages.
2/01/05: One more conference link has been added to our list of conferences.
1/28/05: One more name (Benjamin Steinberg) has been added to our list of Personal web pages.
1/19/05: Two more names (Patrick Bahls and Shmuel Kaplan) have been added to our list of Personal web pages.
1/16/05: New problem (F38b) has been added to our list of Open problems.
1/02/05: Two more conference links have been added to our list of conferences.
12/27/04: New problem (AUX4) has been added to our list of Open problems.
12/22/04: Background has been added to Problem (O7) on our list of Open Problems.
12/15/04: Two more names (Persi Diaconis and Volker Diekert) have been added to our list of Personal web pages.
12/07/04: One more name (Roman Mikhailov) has been added to our list of Personal web pages.
12/01/04: One more name (Eonkyung Lee) has been added to our list of Personal web pages.
11/22/04: One more conference link has been added to our list of conferences.
11/5/04: Problem (FP20) on our list of Open Problems has been solved. See the Background to this problem for details.
10/29/04: One more conference link has been added to our list of conferences.
10/25/04: Background has been added to Problem (N2) on our list of Open Problems.
10/22/04: Two more names (Daan Krammer and Dan Margalit) have been added to our list of Personal web pages.
10/15/04: One more conference link has been added to our list of conferences.
10/1/04: Two more names (Delaram Kahrobaei and Christophe Reutenauer) have been added to our list of Personal web pages.
9/23/04: New problem (F38) has been added to our list of Open problems.
9/20/04: One more conference link has been added to our list of conferences.
9/15/04: New problem (F25c) has been added to our list of Open problems.
9/8/04: One more conference link has been added to our list of conferences.
9/2/04: Two more names (Tadeusz Januszkiewicz and Leonid Potyagailo) have been added to our list of Personal web pages. We now have 175 names on our list.
8/27/04: One more conference link has been added to our list of conferences.
8/20/04: One more name (Alexander Zimmermann) has been added to our list of Personal web pages.
8/17/04: One more conference link has been added to our list of conferences.
8/1/04: Two more names (Jens Harlander and Cynthia Hog-Angeloni) have been added to our list of Personal web pages.
7/23/04: One more name (Yann Ollivier) has been added to our list of Personal web pages.
7/18/04: Two more names (Colin Campbell and Nik Ruskuc) have been added to our list of Personal web pages.
7/15/04: One more name (Vincent Guirardel) has been added to our list of Personal web pages.
7/05/04: Problem (OR9) on our list of Open Problems has been solved. See the Background to this problem for details.
7/02/04: Two more conference links have been added to our list of conferences.
6/20/04: Two more names (Igor Rivin and Richard Weidmann) have been added to our list of Personal web pages.
6/08/04: Background has been added to Problem (N7) on our list of Open Problems.
5/16/04: Two more names (Emina Alibegovic and C.T.C. Wall) have been added to our list of Personal web pages.
5/9/04:One more conference link has been added to our list of conferences.
5/2/04:Two more names (Goulnara Arzhantseva and Pascal Weil) have been added to our list of Personal web pages.
4/22/04: Background has been added to Problem (F26) on our list of Open Problems.
4/18/04: One more conference link has been added to our list of conferences.
4/12/04: Two more names (Alexei D. Myasnikov and Alexander Ushakov) have been added to our list of Personal web pages.
4/7/04: Two more names (Christopher Leininger and Kevin Wortman) have been added to our list of Personal web pages.
3/22/04: Two more names (Peter Linnell and Caroline Series) have been added to our list of Personal web pages.
3/17/04:Background has been added to Problems (F1) and (B6) on our list of Open Problems.
3/15/04: Two more names (David Epstein and Chris Hruska) have been added to our list of Personal web pages.
3/08/04: One more conference link has been added to our list of conferences.
3/01/04: One more name (Indira Chatterji) has been added to our list of Personal web pages.
2/18/04: One more name (John Crisp) has been added to our list of Personal web pages.
1/23/04: One more name (Lisa Carbone) has been added to our list of Personal web pages.
1/17/04: Two more names (Rostislav Grigorchuk and Zoran Sunik) have been added to our list of Personal web pages. We now have 150 names on our list.
1/15/04: One more conference link has been added to our list of conferences.
12/19/03 : One more conference link has been added to our list of conferences.
12/07/03 : Two more conference links have been added to our list of conferences.
11/27/03 :Two more names (Bilal Khan and Nikolai Ivanov) have been added to our list of Personal web pages.
11/15/03 : Problem (AUX1) on our list of Open Problems has been solved. See the Background to this problem for details.
11/11/03 : New problem (F37) has been added to our list of Open problems.
11/08/03 : Two more names (Cameron Gordon and Richard Kent) have been added to our list of Personal web pages.
11/03/03 : Background has been added to Problem (F8) on our list of Open Problems.
10/29/03 : Two more conference links have been added to our list of conferences.
10/19/03 : We have started a new section, AUXILIARY PROBLEMS, in our collection of Open Problems.
10/08/03 : Two more conference links have been added to our list of conferences.
9/12/03 : Problem (F25b) on our list of Open Problems has been solved. See the Background to this problem for details.
9/03/03 : Two more conference links have been added to our list of conferences.
8/29/03 : Two more names (Peter Scott and Gadde Swarup) have been added to our list of Personal web pages.
8/25/03 : Two more conference links have been added to our list of conferences.
7/02/03 : Problem (B10) on our list of Open Problems has been solved. See the Background to this problem for details.
7/01/03 : One more name (Wolfgang Woess) has been added to our list of Personal web pages.
6/11/03 : Problem (F1a) on our list of Open Problems has been solved. See the Background to this problem for details.
6/08/03 : Two more names (Alexander Dranishnikov and Vadim Kaimanovich) have been added to our list of Personal web pages.
4/28/03 : One more name (Sa'ar Hersonsky) has been added to our list of Personal web pages.
4/25/03 : Program of the Special Session on Geometric Group Theory (First Joint Meeting AMS/RSME, Spain) is now available.
4/22/03 : Background has been added to Problem (F19) on our list of Open Problems.
4/16/03 : Two more conference links have been added to our list of conferences.
4/05/03 :Two more names (David Fisher and Swiatoslaw Gal) have been added to our list of Personal web pages.
3/09/03 :Program of the Special Session on Combinatorial and Statistical Group Theory (AMS Meeting in New York, NY) is now available.
2/27/03 :Two more names (John Ratcliffe and John Wilson) have been added to our list of Personal web pages.
2/17/03 :Background has been added to Problem (O9) on our list of Open Problems.
2/10/03 :Problem (G3) on our list of Open Problems has been solved. See the Background to this problem for details.
2/07/03 :Two more names (Tara Brendle and Anders Karlsson) have been added to our list of Personal web pages.
2/02/03 : Three more names (Peter Abramenko, Étienne Ghys, and Alex Lubotzky) have been added to our list of Personal web pages.
1/29/03 : Two more names (Max Forester and Colin Rourke) have been added to our list of Personal web pages.
1/23/03 : Two more names (Andrei Rapinchuk and Tim Riley) have been added to our list of Personal web pages.
1/15/03 : Two more names (Kai-Uwe Bux and Michael Larsen) have been added to our list of Personal web pages.
12/17/02 : Two more conference links have been added to our list of conferences.
12/03/02 : Three more names (Inna Bumagin, Marston Conder, and Sangjin Lee) have been added to our list of Personal web pages.
11/22/02 : Two more names (Ki Hyoung Ko and Juan González-Meneses) have been added to our list of Personal web pages.
11/08/02 : Problem (H2) on our list of Open Problems has been solved. See the Background to this problem for details.
10/25/02 : New problem (H18) has been added to our list of Open problems.
10/10/02 : Several new names (Arjeh Cohen, Mike Mihalik, Claudio Procesi, Edmund Robertson, Jennifer Taback, Leonard VanWyk, Michael Vaughan-Lee, Bert Wiest, Alexander Zvonkin) have been added to our list of Personal web pages.
10/5/02 : New problems (F32)(b), (F36), (FP23), (FP24), (MA6), (H17) have been added to our list of Open problems.