The 53rd Symposium on Ring Theory and Representation Theory
Program (Lectures given by online)
September 6 (Monday)
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10:00--10:30
Yuya Otake, Kaito Kimura, Ryo Takahashi
Vanishing of Ext modules over Cohen-Macaulay rings
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10:40--11:10
Tsutomu Nakamura
Large tilting objects induced by codimension functions and homomorphic images of Cohen-Macaulay rings
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11:20--11:50
Yasuaki Gyoda
Positive cluster complexes and τ-tilting simplicial complexes
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Lunch Break
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13:30--14:00
Takahiro Honma, Takuma Aihara
τ-tilting finite triangular matrix algebras
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14:10--14:40
Yoshiharu Shibata, Isao Kikumasa, Yosuke Kuratomi
On almost N-projective modules and generalized N-projective modules
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15:00--15:30
Satoshi Usui
Tate-Hochschild cohomology and eventual periodicity for Gorenstein algebras
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15:40--16:10
Yuichiro Goto
Generalizations of the correspondence between quasi-hereditary algebras and directed bocses
Slide
September 7 (Tuesday)
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10:00--10:30
Sota Asai, Osamu Iyama
Numerical torsion pairs and canonical decompositions for elements in the Grothendieck group
Slide
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10:40--11:10
Yuta Kimura
Subcategories and silting objects of Noetherian algebras
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11:20--11:50
Ryo Kanda, Tsutomu Nakamura
Structure theorem for flat cotorsion modules over Noether algebras
Slide
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Lunch Break
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13:30--14:00
Miyamoto Kengo, Wang Qi
On τ-tilting finiteness of tensor product algebras between simply connected algebras
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14:10--14:40
Haigang Hu
Algebras associated to noncommutative conics in quantum projective planes
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14:50--15:20
Ayako Itaba, Izuru Mori
Characterization of the quantum projective planes finite over their centers
Slide
September 8 (Wednesday)
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10:00--10:30
Arashi Sakai
Localization of extriangulated categories
Slide
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10:40--11:10
Haruhisa Enomoto
Some classes of subcategories of module categories: classifications and the relation between them
Slide
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11:20--11:50
Mayu Tsukamoto, Takahide Adachi, Haruhisa Enomoto
Intervals of s-torsion pairs in extriangulated categories with negative first extensions
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Lunch Break
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13:30--14:00
Takahide Adachi, Ryoichi Kase
Examples of tilting-discrete self-injective algebras
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14:10--14:40
Norihiro Hanihara
The structure of Adams graded dg algebras and Cohen-Macaulay representations
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14:50--15:20
Shunya Saito
Tilting theory for periodic triangulated categories