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SmithArno 发表于 2025-8-4 18:28
& v; F" L; s6 q. D" z- bJEMS' z5 Z8 ]. X; M) w7 b
W) A+ ^/ `: W# n' [【1】中科院数学所李时璋* ?1 q- s5 v" [- P' ]! W# C) e
复旦哲学系副教授Will发了三篇JEMS：
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" \- [2 ~5 a7 A# S1 T做45分钟报告的William 是美国号称世界最著名大学生数学竞赛-普特南数学竞赛桂冠获奖者（Putnam Fellow） ，加州大学伯克利分校数学博士，复旦大学数学系博士后，复旦大学哲学系青年研究员、副教授。, |0 p4 j& I- X& B$ ^' c
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个人简介 Personal profile
* Z1 E3 I% g3 RSchool of Philosophy, Fudan University, 220 Handan Road, Shanghai, China 200433.
- n' _1 R- q2 S- F' KEmail:willjohnson@fudan.edu.cn
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% [; v# P- X8 w1 {, b+ r: j& I' |教育和工作经历 Education and Work Experience
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0 f6 X- ?. x, ]" u教育经历 Education' c5 T# P& i- W l& t( h8 P
Ph.D. Mathematics, University of California Berkeley, Aug 2011–Jun 2016. Dissertation: Fun with Fields. Advised by Tom Scanlon.
% t" T9 \- u! WB.S. Mathematics and Computer Science, University of Washington, Sep 2007–Jun 2011. Thesis: Combinatorial Game Theory, Well-Tempered Scoring Games, and a Knot Game.
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! [$ D* Z: e& j, Q" M工作经历 Work Experience
2 C/ |9 a- ]7 O, t9 o5 fAssociate Professor. Fudan University School of Philosophy, Dec. 2022–present.
; B1 l$ B* k* x& m. n: i3 z# G4 _4 n% o Young associate researcher. Fudan University School of Philosophy, Sep. 2020–Dec. 2022.) _ S* ?9 v. c$ F+ o- v& m3 X/ }; I
Postdoc. Fudan University School of Mathematical Sciences, Oct 2018–Aug. 2020.
l$ l# x7 s6 Q3 E0 o! a- H4 \, lSoftware Engineer. Niantic, Inc., Jan 2016–Jul 2018.$ f: J6 b. {3 A7 |, }
, K2 k) B1 W9 X r. P. r研究方向 Research Interests2 r+ V% N; X& a/ q7 v6 S
Model theory of fields and valued fields
" S9 o7 Q, q! J$ M) \$ v( c' dNeostability: strongly dependent theories, NTP2 theories, dp-rank, o-minimality : k& G2 U4 x6 k$ a$ c: a e
Pseudofinite fields and ACFA
# A0 ?! a2 `! B# Y# `% S; HDefinable groups and tame topology" |, X! T" [3 V9 W
Applications of cohomology and category theory to model theory
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, t) O3 T2 m& r4 O: V. s主要学术成果 Academic Achievements
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+ W0 E4 @3 b" `7 d3 @) k! W: a5 v代表性论文 Academic Papers4 {5 V; }; t' M$ G( Z) E
1. Johnson, W. and Ye, J. (2024). Curve-excluding fields. Journal of the European Mathematical Society (accepted).
U, b" S* ?" t# x. F3 x2. Andújar Guerrero, P. and Johnson, W. (2024). Around definable types in p-adically closed fields. Annals of Pure and Applied Logic 175(10): 103484.' O0 i$ }4 R( ?3 u/ n7 ^# N6 C o% T+ s
3. Johnson, W. and Yao, N. (2024). One-dimensional subgroups and connected components in non-abelian p-adic definable groups. Journal of Symbolic Logic (online first).
' ^! m. l# S3 \3 J& c/ @4. Johnson, W., Tran, C.-M., Walsberg, E., and Ye, J. (2024). The etale-open topology and the stable fields conjecture. Journal of the European Mathematical Society 26(10): 4033-4070.1 G- x9 N W( f8 D
5. Johnson, W. (2023). Topologizing interpretable groups in p-adically closed fields. Notre Dame Journal of Formal Logic 64(4): 571-609. r* | s7 f/ y! M: w
6. Johnson, W. and Yao, N. (2023). Abelian groups definable in p-adically closed fields. Journal of Symbolic Logic (online first).
3 m( p5 D7 A% ?2 I7. Johnson, W. and Ye, J. (2023). A note on geometric theories of fields. Model Theory 2(1): 121-132.
- c; [, N/ i) j# B2 C8. Johnson, W. (2023). Type-definable NIP fields are Artin-Schreier closed. Fundamenta Mathematicae 260:251-261.
?4 g5 ` B O5 D0 R9. Johnson, W. (2023). A note on fsg groups in p-adically closed fields. Mathematical Logic Quarterly 69(1):50-57.
6 D7 c2 z% X0 `* P) c5 Q' p10. Johnson, W., Walsberg, E., and Ye, J. (2023). The étale open topology over the fraction field of a henselian local domain. Mathematische Nachrichten 296(5): 1928-1937.
- {1 }$ a; n4 l7 g7 I, l11. Johnson, W. (2023). The classification of dp-minimal and dp-small fields. Journal of the European Mathematical Society 25(2): 467-513. |8 s- w1 ~- F9 g3 b) l& q. f
12. Johnson, W. (2022). Henselianity in NIP Fp-algebras. Model Theory 1(1): 115-128.4 o& \' E/ R7 \8 J0 D& T
13. Johnson, W. and Yao, N. (2022). On non-compact p-adic definable groups. Journal of Symbolic Logic 87(1):188-213.4 L6 W0 c; U* }
14. Johnson, W. (2022). A criterion for uniform finiteness in the imaginary sorts. Archive for Mathematical Logic 61: 583-589.3 Y1 k6 n; Z- v' W
15. Johnson, W. (2022). Forking and dividing in fields with several orderings and valuations. Journal of Mathematical Logic 22(1): 2150025.
9 r* R5 i# w& u( P G' n16. Johnson, W. (2022). Counting mod n in pseudofinite fields. Israel Journal of Mathematics 247: 697-739.
2 B4 Y J7 u: T; j3 z( G8 @% W17. Johnson, W. (2021). Dp-finite fields I(B): positive characteristic. Annals of Pure and Applied Logic 172(6):102949.4 o* _" x; C9 X( V
18. Johnson, W. (2021). Dp-finite fields I(A): the infinitesimals. Annals of Pure and Applied Logic 172(6):102947.' e9 X/ x4 w$ x1 M+ R' @" P, f& K5 F
19. Johnson, W. (2020). On the proof of elimination of imaginaries in algebraically closed valued fields. Notre Dame Journal of Formal Logic 61(3): 363-381.
: x" I4 J* Z% ~* z20. Johnson, W. (2018). The canonical topology on dp-minimal fields. J. Math. Logic 18(2): 1850007.
) p7 o% ~: X2 K! l& |6 ~21. Johnson, W. (2018). Interpretable sets in dense o-minimal structures. J. Symbolic Logic 83(4): 1477-1500.
! c5 C; X' B& ~7 Y22. Appendix to Freitag, J., Li, W., Scanlon, T. and Johnson, W. (2017). Differential Chow varieties exist. J. London Math. Soc. 95: 128-156.
2 s' `% y+ m5 g23. Johnson, W. (2014). The combinatorial game theory of well-tempered scoring games. International Journal of Game Theory 43: 415-438.3 `, U' o+ P$ F+ T" r- K
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荣誉及获奖 Grants and Awards
. f8 o% p ^+ A, s) m, x2022 National Natural Science Foundation of China Young Science Fund Project) b7 @* ]6 g5 q7 \, q6 u
2018 NSF Mathematical Sciences Postdoctoral Research Fellowship
& S9 n0 M( \4 \" x2016 Sacks Prize for outstanding dissertation in mathematical logic (Association for Symbolic Logic)- h. j4 ]* l' I0 P7 R% n# n
2016 Herb Alexander Prize for an outstanding dissertation in pure mathematics (UC Berkeley)& b" C. _0 {1 A4 s
2011 NSF Graduate Research Fellow
; d* Y& Z8 D% ]! |2009 Putnam Fellow
/ v$ }2 Q5 V: g) \5 w I( x2008, 2010 honorable mention in Putnam contest: K5 F& D5 d+ n5 t
2011 Dean’s Medalist in the Natural Sciences (University of Washington) |
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