Rchr
J-GLOBAL ID：202101005402162193
Update date: Jan. 02, 2025
Ejiri Sho
エジリ ショウ | Ejiri Sho
Affiliation and department：
Job title：
Associate Professor
Research field (1)：
Algebra
Research keywords (6)：
Positivity theorems
, Albanese morphisms
, Abelian varieties
, Iitaka's conjecture
, Algebraic fiber spaces
, Algebraic geometry in positive characteristic
Research theme for competitive and other funds (2)：
- 2018 - 2021 正標数の代数的ファイバー空間に関する研究
- 2015 - 2018 通常代数多様体を一般ファイバーに持つファイバー空間の研究
Papers (13)：
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Sho Ejiri, Osamu Fujino, Masataka Iwai. Positivity of extensions of vector bundles. Mathematische Zeitschrift. 2024. 306. 3
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Sho Ejiri. Direct images of pluricanonical bundles and Frobenius stable canonical rings of fibers. Algebraic Geometry. 2024. 71-110
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Sho Ejiri. Notes on Frobenius stable direct images. Journal of Algebra. 2023. 633. 464-473
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Sho Ejiri. Notes on direct images of pluricanonical bundles. European Journal of Mathematics. 2023. 9. 4
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Sho Ejiri, Masataka Iwai, Shin-ichi Matsumura. On asymptotic base loci of relative anti-canonical divisors of algebraic fiber spaces. Journal of Algebraic Geometry. 2023
ｍore...
MISC (5)：
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Sho Ejiri. Splitting of algebraic fiber spaces with nef relative anti-canonical divisor and decomposition of F-split varieties. 2023
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Sho Ejiri, Zsolt Patakfalvi. The Demailly--Peternell--Schneider conjecture is true in positive characteristic. 2023
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Sho Ejiri, Shou Yoshikawa. Varieties in positive characteristic with numerically flat log cotangent bundle. 2023
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Sho Ejiri. Numerical Kodaira dimension of algebraic fiber spaces in positive characteristic. 2022
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Sho Ejiri. On weak positivity theorems and Iitaka’s conjecture in positive characteristic. 2016. 2016. 55-63
Lectures and oral presentations (44)：
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The Demailly--Peternell--Schneider conjecture is true in positive characteristic
(2023)
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Numerical Kodaira dimension of algebraic fiber spaces in positive characteristic
(2023)
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Numerical Kodaira dimension of algebraic fiber spaces in positive characteristic
(2023)
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Subadditivity of Kodaira dimension does not hold in positive characteristic
(2021)
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On the abundance theorem for numerically trivial canonical divisors in positive characteristic
(Princeton Algebraic Geometry Seminar 2021)
ｍore...
Education (3)：
- 2015 - 2017 The University of Tokyo Graduate School of Mathematical Sciences
- 2013 - 2015 The University of Tokyo Graduate School of Mathematical Sciences
- 2011 - 2013 Kobe University Faculty of Science Department of Mathematics
Work history (6)：
Awards (1)：
- 2018/03 - Graduate School of Mathematical Sciences, The University of Tokyo Prize of Dean. Graduate School of Mathematical Sciences, University of Tokyo
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