The 56th Symposium on Ring Theory and Representation Theory

Slides

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September 16 (Monday)

  • 10:00--10:30
    Ryoichi Kase
    g-fans of rank 2
    slide

  • 10:45--11:15
    Shuji Fujino
    Construction of two-sided tilting complexes for generalized Brauer tree algebras

  • 11:30--12:00
    Kyoichi Suzuki
    Lifting of relative stable equivalences of Morita type for blocks of finite groups

  • Lunch Break

  • 13:30--14:00
    Yutaka Yoshii
    Some commutation fomulas and linear isomorphisms for the hyperalgebra of a simple algebraic group
    slide

  • 14:15--15:05
    Wahei Hara
    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
    On skew braces: similarities with rings and groups and their representations
    slide

  • 17:00--17:30
    Arashi Sakai
    Clifford’s theorem in wide subcategories
    slide


September 17 (Tuesday)

  • 10:00--10:30
    Mayu Tsukamoto
    Quasi-hereditary structures and tilting modules
    slide

  • 10:45--11:15
    Yuta Kimura
    Tilting for Artin–Schelter Gorenstein algebras of dimension one
    slide

  • 11:30--12:00
    Riku Fushimi
    The correspondence between silting objects and t-structures for non-positive dg algebras
    slide

  • Lunch Break

  • 13:30--14:00
    Satoshi Usui
    The stable category of Gorenstein-projective modules over a monomial algebra
    slide

  • 14:15--15:05
    Naoya Hiramae
    τ-tilting finiteness of group algebras and p-hyperfocal subgroups
    slide

  • 15:30--16:00
    Osamu Iyama
    Auslander–Reiten’s Cohen–Macaulay algebras and contracted preprojective algebras
    slide

  • 16:15--16:45
    Kazunori Nakamoto
    The moduli of 5-dimensional subalgebras of the full matrix ring of degree 3


September 18 (Wednesday)

  • 10:00--10:30
    Ryo Kanda
    Roos categories

  • 10:45--11:15
    Maiko Ono
    The Atiyah class of a dg module and naïve liftings

  • 11:30--12:00
    Yuya Otake
    On the existence of counterexamples for vanishing problems of Ext and Tor

  • Lunch Break

  • 13:30--14:00
    Ryo Takahashi
    Finiteness of Orlov spectra of singularity categories

  • 14:15--15:05
    Yuta Takashima
    Singularity categories of rational double points in arbitrary characteristic

  • 15:30--16:00
    Shunya Saito
    Torsion-free classes of smooth projective curves of genus 0 and 1

  • 16:15--16:45
    Masaki Matsuno
    Defining relations of 3-dimensional cubic AS-regular algebras whose point schemes are reducible
    slide

  • 17:00--17:30
    Izuru Mori
    Classification of locally free sheaf bimodules of rank 2 over a projective line
    slide