The 54th Symposium on Ring Theory and Representation Theory

Program


September 6 (Tuesday)

  • 9:50--10:20
    Yuta Kimura
    Combinatorics of quasi-hereditary structures

  • 10:30--11:00
    Yuichiro Goto
    Connectedness of quasi-hereditary structures
    slide

  • 11:10--11:40
    Escolar, Emerson Gaw
    Approximation by interval-decomposables and interval resolutions of persistence modules

  • Lunch Break

  • 13:20--13:50
    Kazunori Nakamoto
    Characterization of 4-dimensional non-thick irreducible representations

  • 14:00--14:30
    Kyoichi Suzuki
    Relative stable equivalences of Morita type for the principal blocks of finite groups

  • 14:40--15:10
    Yuta Kozakai
    Tilting complexes over blocks covering cyclic blocks

  • 15:30--16:00
    Arashi Sakai
    On IE-closed subategories
    slide

  • 16:10--16:40
    Takuma Aihara
    On τ-tilting finiteness of group algebras


September 7 (Wednesday)

  • 9:50--10:20
    Ayako Itaba
    Symmetric cohomology and symmetric Hochschild cohomology of cocommutative Hopf algebras
    slide

  • 10:30--11:00
    Satoshi Usui
    Characterization of eventually periodic modules and its applications
    slide

  • 11:10--11:40
    Shunya Saito
    GrothendieckモノイドによるSerre部分圏の分類

  • Lunch Break

  • 13:20--13:50
    Masaki Matsuno
    Noncommutative conics in Calabi-Yau quantum projective planes I
    slide

  • 14:00--14:30
    Haigang Hu
    Noncommutative conics in Calabi-Yau quantum projective planes II
    slide

  • 14:40--15:10
    Kenta Ueyama
    Twisted Segre products and noncommutative quadric surfaces

  • 15:30--16:00
    Masahisa Sato
    中山・東屋の補題の一般化について
    slide

  • 16:10--16:40
    Shingo Okuyama
    A new framework of partially additive algebraic geometry
    slide


September 8 (Thursday)

  • 9:50--10:20
    Takahiro Honma
    Covering theory of silting objects
    slide

  • 10:30--11:00
    Haruhisa Enomoto
    The Grothendieck monoid of an extriangulated category
    slide

  • 11:10--11:40
    Mayu Tsukamoto
    A bijection between silting subcategories and bounded hereditary cotorsion pairs

  • Lunch Break

  • 13:20--13:50
    Ryo Takahashi
    Dimitrov-Haiden-Katzarkov-Kontsevich complexities for singularity categories

  • 14:00--14:30
    Hiroki Matsui
    Categorical entropy of the Frobenius pushforward functor

  • 14:40--15:10
    Kazuho Ozeki
    Stretchedイデアルの節減数について

  • 15:30--16:00
    Yuya Otake
    Higher versions of morphisms represented by monomorphisms

  • 16:10--16:40
    Kaito Kimura
    On the openness of loci over Noetherian rings


September 9 (Friday)

  • 9:50--10:20
    Hideto Asashiba
    A characterization of standard derived equivalences of diagrams of dg categories and their gluing
    slide

  • 10:30--11:00
    Yasuaki Ogawa
    Localization of triangulated categories with respect to extension-closed subcategories
    slide

  • 11:10--11:40
    Ryo Kanda
    Projective objects in the category of discrete modules over a profinite group