56thRTS - Tokyo Gakugei University

abstract (2024.8.31 update)

10:00--10:30
Ryoichi Kase (Okayama University of Science), Toshitaka Aoki (Kobe University), Akihiro Higashitani (Osaka University), Osamu Iyama (The University of Tokyo), Yuya Mizuno (Osaka Metropolitan University)
g-fans of rank 2 slide
10:45--11:15
Shuji Fujino (Tokyo University of Science), Yuta Kozakai (Tokyo University of Science), Kohei Takamura (Tokyo University of Science)
Construction of two-sided tilting complexes for generalized Brauer tree algebras
11:30--12:00
Kyoichi Suzuki (Tokyo University of Science), Naoko Kunugi (Tokyo University of Science)
Lifting of relative stable equivalences of Morita type for blocks of finite groups
13:30--14:00
Yutaka Yoshii (Ibaraki University)
Some commutation fomulas and linear isomorphisms for the hyperalgebra of a simple algebraic group slide
14:15--15:05
Wahei Hara (Kavli IPMU, The University of Tokyo)
Semibricks and spherical objects slide
15:30--16:00
Masahide Konishi
On the center of a wreath product of truncated polynomial algebras slide
16:15--16:45
Cindy Tsang (Ochanomizu University), Yuta Kozakai (Tokyo University of Science)
On skew braces: similarities with rings and groups and their representations slide
17:00--17:30
Arashi Sakai (Nagoya University), Yuta Kozakai (Tokyo University of Science)
Clifford's theorem in wide subcategories slide

10:00--10:30
Mayu Tsukamoto (Yamaguchi University), Takahide Adachi (Yamaguchi University), Aaron Chan (Nagoya University), Yuta Kimura (Hiroshima Institute of Technology)
Quasi-hereditary structures and tilting modules slide
10:45--11:15
Yuta Kimura (Hiroshima Institute of Technology), Osamu Iyama (The University of Tokyo), Kenta Ueyama (Shinshu University)
Tilting for Artin--Schelter Gorenstein algebras of dimension one slide
11:30--12:00
Riku Fushimi (Nagoya University)
The correspondence between silting objects and t-structures for non-positive dg algebras slide
13:30--14:00
Satoshi Usui (Tokyo Metropolitan College of Industrial Technology), Takahiro Honma (National Institute of Technology (KOSEN), Yuge College)
The stable category of Gorenstein-projective modules over a monomial algebra slide
14:15--15:05
Naoya Hiramae (Kyoto University), Yuta Kozakai (Tokyo University of Science)
τ-Tilting finiteness of group algebras and p-hyperfocal subgroups slide
15:30--16:00
Osamu Iyama (The University of Tokyo), Aaron Chan (Nagoya University), Rene Marczinzik (University of Bonn)
Auslander--Reiten's Cohen--Macaulay algebras and contracted preprojective algebras slide
16:15--16:45
Kazunori Nakamoto (University of Yamanashi), Takeshi Torii (Okayama University)
The moduli of 5-dimensional subalgebras of the full matrix ring of degree 3

10:00--10:30
Ryo Kanda (Osaka Metropolitan University)
Roos categories
10:45--11:15
Maiko Ono (Okayama University of Science), Saeed Nasseh (Georgia Southern University), Yuji Yoshino (Okayama University)
The Atiyah class of a dg module and naïve liftings
11:30--12:00
Yuya Otake (Nagoya University), Kaito Kimura (Nagoya University), Justin Lyle (SLMath), Ryo Takahashi (Nagoya University)
On the existence of counterexamples for vanishing problems of Ext and Tor
13:30--14:00
Ryo Takahashi (Nagoya University)
Finiteness of Orlov spectra of singularity categories
14:15--15:05
Yuta Takashima (Tokyo Metropolitan University), Hokuto Uehara (Tokyo Metropolitan University)
Singularity categories of rational double points in arbitrary characteristic
15:30--16:00
Shunya Saito (The University of Tokyo)
Torsion-free classes of smooth projective curves of genus 0 and 1 slide
16:15--16:45
Masaki Matsuno (Tokyo University of Science), Ayako Itaba (Tokyo University of Science), Yu Saito (Shizuoka University)
Defining relations of 3-dimensional cubic AS-regular algebras whose point schemes are reducible slide
17:00--17:30
Izuru Mori (Shizuoka University)
Classification of locally free sheaf bimodules of rank 2 over a projective line slide