**CUNY Graduate Center**

**Room 6417**

**Fridays 10:00am-12:00pm**

**Organized by Victoria Gitman and Corey Switzer**

**Spring 2020**

**August 28**

**The seminar will take place virtually at 2pm US Eastern Standard Time. Please email Victoria Gitman for meeting id.**

**Miha Habič**
Bard College at Simon’s Rock

**Normal ultrapowers with many sets of ordinals**

**Abstract**

**August 21**

**The seminar will take place virtually at 2pm US Eastern Standard Time. Please email Victoria Gitman for meeting id.**

**Dan Hathaway**
University of Vermont

**A relative of ${\rm ZF} + {\rm DC} + `\omega_1\text{ is measurable'}$**

**Abstract**

**August 14**

**The seminar will take place virtually at 2pm US Eastern Standard Time. Please email Victoria Gitman for meeting id.**

**Gunter Fuchs**
CUNY

**Canonical fragments of the strong reflection principle**

**Abstract**

**August 7**

**Brent Cody**
Virginia Commonwealth University

**Higher indescribability**

**Abstract**

**July 31**

**The seminar will take place virtually at 12pm US Eastern Standard Time. Please email Victoria Gitman for meeting id (this talk will have a different meeting ID!).**

**Corey Switzer**
CUNY

**Dissertation defense: Alternative Cichoń diagrams and forcing axioms compatible with CH**

**Abstract**

**July 24**

**Andrew Brooke-Taylor**
University of Leeds

**Measurable cardinals and limits in the category of sets**

**Abstract**

**July 17**

**Kaethe Minden**
Bard College at Simon's Rock

**Maximality and Resurrection**

**Abstract**

**July 10**

**Peter Holy**
University of Udine

**Uniform large cardinal characterizations and ideals up to measurability**

**Abstract**

**July 3**

**Vera Fischer**
University of Vienna

**More ZFC inequalities between cardinal invariants**

**Abstract**

**June 26**

**Joel David Hamkins**
Oxford University

**Categorical cardinals**

**Abstract**

**June 19**

**Boban Velickovic**
University of Paris 7

**Strong guessing models**

**Abstract**

**June 12**

**Michał Godziszewski**
Munich Center for Mathematical Philosophy

**The Multiverse, Recursive Saturation and Well-Foundedness Mirage: Part II**

**Abstract**

**June 5**

**Michał Godziszewski**
Munich Center for Mathematical Philosophy

**The Multiverse, Recursive Saturation and Well-Foundedness Mirage: Part I**

**Abstract**

**May 29**

**Kameryn Williams**
University of Hawai‘i at Mānoa

**The geology of inner mantles**

**Abstract**

**May 22**

**Ali Enayat**
University of Gothenburg

**Recursively saturated models of set theory and their close relatives: Part II**

**Abstract**

**May 15**

**Ali Enayat**
University of Gothenburg

**Recursively saturated models of set theory and their close relatives: Part I**

**Abstract**

**May 8**

**Sandra Müller**
University of Vienna

**How to obtain lower bounds in set theory**

**Abstract**

**May 1**

**Joan Bagaria**
Universitat de Barcelona

**From Strong to Woodin cardinals: A level-by-level analysis of the Weak Vopenka Principle**

**Abstract**

**April 24**

**Arthur Apter**
CUNY

**Indestructibility and the First Two Strongly Compact Cardinals**

**Abstract**

**April 17**

**Corey Switzer**
CUNY

**Specializing Wide Trees Without Adding Reals**

**Abstract**

**January 31**

**Chris Lambie-Hanson**
Virginia Commonwealth University

**Set theoretic compactness and higher derived limits**

**Abstract**