# Workshops and conferences with the KGRC as host or co-organizer

- July 2022
- In the period July 4–8, 2022, the Erwin Schrödinger Institute hosts a workshop in set theory featuring lectures in major areas of set theory, including descriptive set theory, infinitary combinatorics, forcing and large cardinals, given by leading specialists in the field.

- January 2022
- The KGRC celebrates World Logic Day 2022 with talks by Lukas Koschat, Valentin Haberl, Fabian Kaak, Michał Godziszewski, Lorenzo Sauras, and Víctor Torres-Pérez.

- May/June 2021
- "A Short Talk Series: Research in Set Theory". Researchers working in set theory will give a series of short talks introducing various areas of the subject. The talks are intended for graduate students and will be held digitally Fridays, 9:30 - 10:10am, May 21 - June 18, 2021.

- June/July 2019
- The European Set Theory Conference 2019 takes place at Oskar-Morgenstern-Platz 1, preceeded by the Advanced Class in Set Theory 2019 (YST2019) at the lecture hall BIG Hörsaal, Hauptgebäude Tiefparterre.

- September 2018
- The KGRC hosts Set theory today: A conference in honor of Georg Cantor. (YouTube playlist)

- January 2017
- The KGRC co-organizes the Computational Logic Day 2017.

- December 2016
- The KGRC is involved in the ESI Workshop Current Trends in Descriptive Set Theory.

- October 2016
- The Joint Prague–Vienna Set Theory Workshop takes place from Monday–Wednesday October 17 to October 19 at the Institute of Mathematics of the Czech Academy of Sciences (CAS) in Prague.

- April 2015
- Several KGRC members participate in the conference Sets and Computations in Singapore. Sy Friedman is committee member.

- September/October 2014
- Jointly with the Department of Logic, Faculty of Arts, at Charles University, Prague, Czech Republic, the KGRC co-organizes the Joint Prague-Vienna Logic & Set Theory Meeting 2014.

- July 2014
- The KGRC hosts a symposium on the foundations of mathematics and the Infinity Workshop, a part in VSL2014's stream "Mathematical Logic".

- September and October 2013
- The KGRC is involved in the ESI Set Theory Programme.

- July 2013
- Sy David Friedman's 60th-Birthday Conference takes place in Vienna.

- June 2012
- A miniworkshop on set theory is held at the KGRC.

- January 2012
- A joint JSPS-FWF workshop Forcing in Set Theory takes place in Kobe, Japan.

- July 2011
- The KGRC hosts an informal workshop.

- July 2011
- Several KGRC members participate in The Infinity Conference. Sy Friedman is committee member.

- April 2011
- The KGRC hosts an informal workshop on logic.

- March 2011
- A computer science workshop takes place at the KGRC March 24-25, organized by Laura Kovacs (TU Wien) and Sy Friedman (KGRC).

- January 2011
- Several KGRC members participate in the Oberwolfach workshop Set theory, organized by Sy-David Friedman (KGRC), Menachem Magidor (Jerusalem) and W. Hugh Woodin (Berkeley).

- July 2010
- A joint seminar with the Sobolev Institute of Mathematics of the Siberian Branch of the Russian Academy of Sciences is held at the KGRC. (Funded by the FWF joint seminars program.)

- February 2010
- The KGRC co-organizes the Young set theory workshop 2010 (with several KGRC members in the organizing and program committee).

- July 2009
- A workshop on computable model theory is held at the KGRC.

- June 2009
- The KGRC co-organizes the ESI workshop on large cardinals and descriptive set theory (130 participants).

Organizing committee: S. Friedman (KGRC), M. Goldstern (TU Wien), R. Jensen (Humboldt-Universität Germany), A. Kechris (Caltech, USA), W.H. Woodin (UC Berkeley, USA).

- June 2009
- A joint seminar with the St. Petersburg logic group (headed by Y. Matiyasevich) takes place at the KGRC. (Funded by the FWF joint seminars program.)

- January 2008
- Several KGRC members participate in the Oberwolfach workshop Set theory, organized by Sy-David Friedman (KGRC), Menachem Magidor (Jerusalem) and W. Hugh Woodin (Berkeley).

- April 2006
- The KGRC co-organizes an international symposium celebrating the 100th birthday of Kurt Gödel: Horizons of Truth - Gödel Centenary 2006.
- Speakers include Paul Cohen, Solomon Feferman, Harvey Friedman, Georg Kreisel, Angus J. Macintyre, Dana Scott and Hugh Woodin.

A Young Scholars' Competition is held at the KGRC, won by Justin Moore, Mark Van Atten and Eli Ben-Sasson. The awards are presented by Garry Kasparov.

- December 2005
- Several KGRC members participate in the Oberwolfach workshop Set theory, organized by Sy-David Friedman (KGRC), Menachem Magidor (Jerusalem) and W. Hugh Woodin (Berkeley).

- November 2005
- KGRC Set Theory Workshop and 9th Kurt Gödel Colloquium.
- Speakers include Joan Bagaria, Bohuslav Balcar, Andras Hajnal, Istvan Juhasz, Peter Koepke, Adrian Mathias and Lajos Soukup.

- October 2004
- KGS lecture by Yuri Matijasevic:
*Hilbert's Tenth Problem today: Main results and open questions*.

- February 2004
- KGS lecture by Menachem Kojman:
*Topology and Combinatorics of Singular Cardinals*.

- May 2003
- Mini workshop with Tom Jech, Peter Koepke, Stevo Todorcevic and Boban Velickovic.

- September 2001
- The KGRC hosts the PhD EuroConference Foundations of the Formal Sciences III.

- August 2001
- KGRC Set Theory Workshop and 7th Kurt Gödel Colloquium.
- Participants included Tomek Bartoszynski, Harvey Friedman, Moti Gitik, Ronald Jensen, Menachem Magidor, Itay Neeman, Ernest Schimmerling, Saharon Shelah, Otmar Spinas, John Steel, W. Hugh Woodin, and Jindrich Zapletal.