School of Mathematical Sciences, East China Normal University

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Das, Sayan ( 沙扬・达斯 )

Title：	Zijiang Outstanding Young Scholar (Young Leading Talent)
Department：	Pure Mathematics
Office：	Room 121, Stat Building
Telephone：	54342646-521
Email：	sayandas@math.ecnu.edu.cn

Research Interest

Operator Algebra

Resume

Selected Publications

Recent Publications(From MathSciNet)

MR4731959 Reviewed Chifan, Ionuţ; Das, Sayan; Houdayer, Cyril; Khan, Krishnendu Examples of property (T) $\rm II_1$ $\rm II_1$ factors with trivial fundamental group. Amer. J. Math. 146 (2024), no. 2, 435–465. (Reviewer: Judith A. Packer) 46L10 (20F65 22D55)

Review PDF Clipboard Journal Article 3 Citations

Publication Year 2024 Indexed 2024-06-04 Review Published2024-12-11

MR4625951 Reviewed Chifan, Ionuţ; Das, Sayan; Sun, Bin Invariant subalgebras of von Neumann algebras arising from negatively curved groups. J. Funct. Anal. 285 (2023), no. 9, Paper No. 110098, 28 pp. (Reviewer: Paul Jolissaint) 46L10 (20F65 20F67)

Review PDF Clipboard Journal Article 5 Citations

Publication Year 2023 Indexed 2023-09-27 Review Published2024-01-04

MR4593771 Reviewed Chifan, Ionuţ; Das, Sayan; Khan, Krishnendu Some applications of group-theoretic Rips constructions to the classification of von Neumann algebras. Anal. PDE 16 (2023), no. 2, 433–476. (Reviewer: Alain Valette) 20F06 (20F65 20F67 46L36)

Review PDF Clipboard Journal Article 4 Citations

Publication Year 2023 Indexed 2023-07-11 Review Published2024-12-10

MR4493239 Reviewed Das, Sayan; Peterson, Jesse Poisson boundaries of ${\rm II}_1$ ${\rm II}_1$ factors. Compos. Math. 158 (2022), no. 8, 1746–1776. (Reviewer: Jorge Castillejos) 46L10 (46L55)

Review PDF Clipboard Journal Article 8 Citations

Publication Year 2022 Indexed 2022-12-13 Review Published2023-09-01

MR4163517 Reviewed Chifan, Ionut; Das, Sayan Rigidity results for von Neumann algebras arising from mixing extensions of profinite actions of groups on probability spaces. Math. Ann. 378 (2020), no. 3-4, 907–950. (Reviewer: Eusebio Gardella) 37A55 (20F65 46L55)

Review PDF Clipboard Journal Article 17 Citations

Publication Year 2020 Indexed 2020-12-07 Review Published2021-08-18

MR3937315 Reviewed Bakshi, Keshab Chandra; Das, Sayan; Liu, Zhengwei; Ren, Yunxiang An angle between intermediate subfactors and its rigidity. Trans. Amer. Math. Soc. 371 (2019), no. 8, 5973–5991. (Reviewer: Liguang Wang) 46L37

Review PDF Clipboard Journal Article 17 Citations

Publication Year 2019 Indexed 2019-06-06 Review Published2019-10-16

MR3866868 Reviewed Chifan, Ionut; Das, Sayan A remark on the ultrapower algebra of the hyperfinite factor. Proc. Amer. Math. Soc. 146 (2018), no. 12, 5289–5294. (Reviewer: Luca Giorgetti) 46L10 (46L37)

Review PDF Clipboard Journal Article 7 Citations

Publication Year 2018 Indexed 2019-01-02 Review Published2019-04-12

MR3797421 Thesis Das, Sayan Poisson Boundaries of Finite von Neumann Algebras. Thesis (Ph.D.)–Vanderbilt University. 2017. 45 pp. ISBN: 978-0355-62273-7, ProQuest LLC

Review PDF Clipboard Series Thesis

Publication Year 2017 Indexed 2018-05-03

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