Talks
2025
- Nov 2025. “TBA”, Workshop on Number theory at Tsuda University 2025, Tsuda University, Japan
- July 2025. “On the derived deformation functor of Frobenius liftings” (Poster Session), 2025 Summer Research Institute in Algebraic Geometry, Corolado State University, USA
- July 2025. “On computation of Tor modules over a derived quotient”, The 36th Seminar on Commutative Algebra in Japan, Kyushu University, Japan
- June 2025. “A unified construction of perfectoid towers by prisms”, P-adic and Characteristic p Methods in Algebraic Geometry, EPFL, Switzerland.
- May 2025. “Approximation of perfectoid rings by Noetherian rings and prisms”, MPIM Algebra Seminar, MPIM, Germany.
- Mar 2025. “高次代数を用いた導来剰余上のExtの消失と加群の持ち上げについて (On the vanishing of Ext and liftings of modules on derived quotients using higher algebras)”, MSJ Spring Meeting 2025, Waseda University, Japan.
- Mar 2025. “Frobenius liftability and derived algebraic geometry”, The 29th Conference on Algebra for Young Researchers in Japan, Osaka University, Japan.
- Mar 2025. “Liftability results from formal moduli problems”, (including survey), Small workshop on arithmetic geometry 2025 in Hakodate, Hakodate Community Design Center, Japan.
2024
- Nov 2024. “Prismatic Kunz's theorem”, The 45th Japan Symposium on Commutative Algebra, RIMS (Kyoto University), Japan.
- Nov 2024. “Applications of higher algebra to the lifting problem of modules”, Tokyo Commutative Algebra Seminar, Online (Zoom), Japan.
- Oct 2024. “F-liftability obstruction in singular varieties through derived algebraic geometry”, Singularity Theory Seminar, Nihon University, Japan.
- Sep 2024. “Frobenius maps on mixed characteristic rings via prismatic cohomology” (Poster Session), L-functions and Motives in Niseko 2024, Setsu Niseko and Niseko Residents Center, Japan.
- Sep 2024. “p進コホモロジーを用いたKunzの定理の混標数への一般化 (A generalization of Kunz's theorem to mixed characteristic via p-adic cohomology theory)”, MSJ Autumn Meeting 2024, Osaka University, Japan.
- July 2024. “Perfectoid spaces, tilts and untilts” (Survey talk), Atelier de Géométrie Arithmétique 2024, RIMS (Kyoto University), Japan.
- July 2024. “Prismatic approach to a mixed characteristic Kunz’s theorem”, The 23nd Sendai-Hiroshima Workshop on Number Theory at Sendai, Tohoku University, Japan.
- June 2024. “Regularity criterion of mixed characteristic rings via prismatic cohomology”, Keio Algebra Seminar, Keio University, Japan.
- June 2024. “Prisms and regular local rings”, The 35th Seminar on Commutative Algebra in Japan, Tokushima University, Japan.
- Apr 2024. “Prisms and its application to regular rings”, Saturday Seminar, Meiji University, Japan.
- Mar 2024. “Perfectoid ideals and its correspondence”, The 20th Mathematics Conference for Young Researchers, Hokkaido University, Japan.
- Feb 2024. “Mixed characteristic Kunz’s theorem with prismatic theory”, The 28th Conference on Algebra for Young Researchers in Japan, Waseda University, Japan.
2023, 2022
- Dec 2023. “Commutative ring theoretic approach for the perfectoidization of semiperfectoid rings”, Number Theory Seminar, Kyoto University, Japan.
- Nov 2023. “Ideal correspondence between a perfectoid ring and its tilt”, The 44th Japan Symposium on Commutative Algebra, LecTore Hayama, Japan.
- Aug 2023. “Absolute integral closure” (Survey talk), The 18th Summer School on Commutative algebra, Tokyo Institute of Technology, Japan.
- Aug 2023. “On the relation between perfectoidization and p-root closure”, The 9th China-Japan-Korea International Conference on Ring and Module Theory, Incheon National University, Republic of Korea.
- July 2023. “On the commutative ring-theoretic structure of the perfectoidization of semiperfectoid rings”, The 22nd Hiroshima-Sendai Workshop on Number Theory at Hiroshima, Hiroshima University, Japan.
- July 2023. “Perfectoidization の可換環論への応用とその構造について (On the application of perfectoidization to commutative algebra and its structure)”, The 34th Seminar on Commutative Algebra in Japan, Kitami Institute of Technology, Japan.
- May 2023. “Perfectoid(ization) とその可換環論的性質について (On Perfectoid(ization) and its commutative ring-theoretic properties)”, Ookayama Youth Seminar in Algebra, Tokyo Institute of Technology, Japan.
- Mar 2023. “A mixed characteristic analogue of the perfection of rings”, The 11th Japan-Vietnam Joint Seminar on Commutative Algebra - by and for young mathematicians -, Vietnam Academy of Science and Technology, Vietnam.
- Mar 2023. “混標数における perfectoid almost Cohen-Macaulay 代数の明示的構成 (An explicit construction of perfectoid almost Cohen-Macaulay algebras in mixed characteristic)”, MSJ Spring Meeting 2023, Chuo University, Japan.
- Mar 2023. “Perfectoid almost Cohen-Macaulay 代数の明示的構成について (An explicit construction of perfectoid almost Cohen-Macaulay algebras)”, The 19th Mathematics Conference for Young Researchers, Hokkaido University, Japan.
- Oct 2022. “An explicit construction of perfectoid almost Cohen-Macaulay algebras in mixed characteristic”, The 43rd Japan Symposium on Commutative Algebra, Osaka University, Japan.
Attended International Conferences and Workshops
The following is a (non-exhaustive) list of international conferences and workshops I attended or will attend without giving a talk.
- May 2025. RGAS Summer School on Perfectoid Techniques, La Cristalera, Spain.
- Oct 2024. Methods in Mixed Characteristic Geometry - Fall School at JGU Mainz, Johannes Gutenberg-Universität Mainz, Germany.