Recent and upcoming talks by Ashutosh Kumar

Ashutosh Kumar: Saturated null and meager ideal

Invitation to the Logic Seminar at the National University of Singapore Date: Wednesday, 19 September 2018, 17:00 hrs Room: S17#04-05, Department of Mathematics, NUS Speaker: Ashutosh Kumar Title: Saturated null and meager ideal Abstract: We will sketch some ideas behind the proof of the following: The null and the meager ideal could both be somewhere countably saturated. continue reading…

Set Theory, Model Theory and Applications (In memory of Mati Rubin), Eilat, April 22-26, 2018

RESEARCH WORKSHOP OF THE ISRAEL SCIENCE FOUNDATION Set Theory, Model Theory and Applications (In memory of Mati Rubin)   The international conference “Set Theory, Model Theory and Applications,” in memory of our late colleague Mati Rubin, will take place at the Eilat Campus of Ben-Gurion University of the Negev (Israel) from 22 – 26 April, 2018. continue reading…

Ashutosh Kumar: On possible restrictions of null and meager ideal

BIU seminar in Set Theory On 04/05/2017, 10-12, Building 604, Room 103 Speaker:  Ashutosh Kumar Title: On possible restrictions of null and meager ideal Abstract. Fremlin asked if the null ideal restricted to a non null set of reals could be isomorphic to the non stationary ideal on omega_1. continue reading…

Logic Colloquium 2017, Stockholm, August 14-20, 2017

The Logic Colloquium 2017 (LC2017) is the 2017 Annual European summer meeting of the Association for Symbolic Logic (ASL) and will be held during August 14-20, 2017 at the main campus of Stockholm University. continue reading…

Ashutosh Kumar: Avoiding rational distances in plane

Place: Bahen Centre (Room BA 2135) Date: August 26th, 2016 (13:30-15:00) Speaker: Ashutosh Kumar Title: Avoiding rational distances in plane Abstract: We show that every graph of countable coloring number on a set of reals has an everywhere non meager independent set. continue reading…

Ashutosh Kumar: Avoiding equal distances

Place: Fields Institute (Room 210) Date: February 26, 2016 (13:30-15:00) Speaker: Ashutosh Kumar Title: Avoiding equal distances Abstract: We show that it is consistent to have a non meager set of reals each of whose non meager subsets contains equal distances. continue reading…

Ashutosh Kumar: Entire functions with small orbits

Place: Fields Institute (Room 210) Date: December 11th, 2015 (13:30-15:00) Speaker: Ashutosh Kumar Title: Entire functions with small orbits Abstract: Erdos proved that the existence of an uncountable family of entire functions that take countably many values at each complex number is equivalent to CH. continue reading…

Ashutosh Kumar: A transversal of full outer measure

Place: Fields Institute (Room 210) Date: October 16th, 2015 (13:30-15:00) and October 23rd, 2015 (13:30-15:00) Speaker: Ashutosh Kumar Title: A transversal of full outer measure Abstract: For every partition of a set of reals into countable sets, there is a transversal of same outer measure. continue reading…

Ashutosh Kumar: Around a question of Juhasz

Students Set Theory Seminar (HUJI) We shall meet Wednesday (November 26) in the Hebrew University (in Ross 63), 15:30–17:00. Speaker: Ashutosh Kumar Title: Around a question of Juhasz Abstract: We’ll investigate some results related to a question of Juhasz. continue reading…

Ashutosh Kumar: Avoiding rational distances

Infinite Combinatorics Seminar (BIU) 16/November/2014, 10:15-12:00, Room 201, Building 216, Bar-Ilan University Speaker: Ashutosh Kumar (HUJI) Title: Avoiding rational distances Abstract: Komjath has asked the following question: Let X be a subset of Euclidean space. continue reading…