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naerypme 发表于 2025-7-8 16:27# G' B4 W- l4 i! c6 v6 q$ ?! B1 X
错了，这次复旦哲学系有一个老师作报告，哈哈
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这老兄伯克利数学博士，本科华盛顿大学数学与计算机系，博士后在复旦数学系，博士后做好后在复旦哲学系工作，现在副教授了
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William Johnson
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4 ^* B& _/ T7 H3 v' _* |个人简介 Personal profile
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School of Philosophy, Fudan University, 220 Handan Road, Shanghai, China 200433. q( ?! r; R# w3 B! H: c
Email:willjohnson@fudan.edu.cn8 Y0 j# Q0 [. z# `
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教育和工作经历 Education and Work Experience
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教育经历 Education! A1 R* h8 ~/ F" b# M& F. b
1 B3 Z' G) A+ {& e+ Q6 BPh.D. Mathematics, University of California Berkeley, Aug 2011–Jun 2016. Dissertation: Fun with Fields. Advised by Tom Scanlon.
9 c6 F: G7 ?2 a) {B.S. Mathematics and Computer Science, University of Washington, Sep 2007–Jun 2011. Thesis: Combinatorial Game Theory, Well-Tempered Scoring Games, and a Knot Game.: P% i; b1 ~8 p# g
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工作经历 Work Experience* X$ s/ b. } T: ?! @3 w
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Associate Professor. Fudan University School of Philosophy, Dec. 2022–present. 5 Z6 G4 i0 w3 H) Y! Y5 Y' e* T
Young associate researcher. Fudan University School of Philosophy, Sep. 2020–Dec. 2022. 8 h& w! t8 z0 L+ X
Postdoc. Fudan University School of Mathematical Sciences, Oct 2018–Aug. 2020./ [3 x' D& I0 S# H1 R I. r
Software Engineer. Niantic, Inc., Jan 2016–Jul 2018.9 z i) g# W; w. d$ I$ r \
. }- @. ?8 z1 \& L. h- p8 X/ [( X& U研究方向 Research Interests5 M" h) w) }" Y& P4 L
# k. t& q8 g$ V8 r) y. i7 Z1 kModel theory of fields and valued fields& X9 Y' P0 y. r- `) E# m, P5 L
Neostability: strongly dependent theories, NTP2 theories, dp-rank, o-minimality
7 t$ Q+ m' r# w2 C, N% P, sPseudofinite fields and ACFA9 ^- T: u# ~. p- S) T! U
Definable groups and tame topology5 B. r, }$ t) p( T# M; L
Applications of cohomology and category theory to model theory
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主要学术成果 Academic Achievements& H9 H/ V4 ?* H" `
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代表性论文 Academic Papers
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% l9 n" e' z% K; k1 r( R1. Johnson, W. and Ye, J. (2024). Curve-excluding fields. Journal of the European Mathematical Society (accepted).$ H& U1 B# ` {9 \9 }
2. Andújar Guerrero, P. and Johnson, W. (2024). Around definable types in p-adically closed fields. Annals of Pure and Applied Logic 175(10): 103484.4 l3 v2 |, K$ L ~9 Z, `& k
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).
# q' u9 m& A( N+ e4. 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 D/ A, E2 D! p: O* y
5. Johnson, W. (2023). Topologizing interpretable groups in p-adically closed fields. Notre Dame Journal of Formal Logic 64(4): 571-609.
2 `" L0 W& z# d$ B- E5 Q6. Johnson, W. and Yao, N. (2023). Abelian groups definable in p-adically closed fields. Journal of Symbolic Logic (online first).; W% @) v; @' g2 [) P
7. Johnson, W. and Ye, J. (2023). A note on geometric theories of fields. Model Theory 2(1): 121-132.
' Y/ }- C$ M# d8 ^( P- E6 C7 Z* c8. Johnson, W. (2023). Type-definable NIP fields are Artin-Schreier closed. Fundamenta Mathematicae 260:251-261.9 |9 t3 q$ I8 o8 A
9. Johnson, W. (2023). A note on fsg groups in p-adically closed fields. Mathematical Logic Quarterly 69(1):50-57." o* |1 n7 ^- E) M% z* k9 C
10. 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.; g6 d8 @4 r& b! d6 i- E
11. Johnson, W. (2023). The classification of dp-minimal and dp-small fields. Journal of the European Mathematical Society 25(2): 467-513.# j' I4 `+ p' {2 o5 u8 j
12. Johnson, W. (2022). Henselianity in NIP Fp-algebras. Model Theory 1(1): 115-128.4 B9 ^. W( S. c6 s. }2 K
13. Johnson, W. and Yao, N. (2022). On non-compact p-adic definable groups. Journal of Symbolic Logic 87(1):188-213.
, V; F& u- J- X5 L* o! y# N( `14. Johnson, W. (2022). A criterion for uniform finiteness in the imaginary sorts. Archive for Mathematical Logic 61: 583-589.+ e7 F% l$ k+ s' K+ N# Z7 _
15. Johnson, W. (2022). Forking and dividing in fields with several orderings and valuations. Journal of Mathematical Logic 22(1): 2150025.
) q" _8 W0 @4 Y16. Johnson, W. (2022). Counting mod n in pseudofinite fields. Israel Journal of Mathematics 247: 697-739.+ [# L5 V/ |4 H" o* T& }
17. Johnson, W. (2021). Dp-finite fields I(B): positive characteristic. Annals of Pure and Applied Logic 172(6):102949.
8 r/ n; J( x7 e& |/ z0 }! X18. Johnson, W. (2021). Dp-finite fields I(A): the infinitesimals. Annals of Pure and Applied Logic 172(6):102947.
3 ~& B, f# x! h- n Y2 M/ M19. 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.
: q5 a; a% C! |( M4 Z& [- i- `/ ^8 ~20. Johnson, W. (2018). The canonical topology on dp-minimal fields. J. Math. Logic 18(2): 1850007.- x6 X6 u: {1 q5 {) r
21. Johnson, W. (2018). Interpretable sets in dense o-minimal structures. J. Symbolic Logic 83(4): 1477-1500.6 }; J( T1 \. h: I* a
22. Appendix to Freitag, J., Li, W., Scanlon, T. and Johnson, W. (2017). Differential Chow varieties exist. J. London Math. Soc. 95: 128-156.
' e5 x" q8 {9 ~23. Johnson, W. (2014). The combinatorial game theory of well-tempered scoring games. International Journal of Game Theory 43: 415-438.* s4 Q+ y9 ?/ d. D
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参加的会议 Conference Talks, q+ J! r8 E4 @4 S: b- i9 T9 W- b
# i$ d) S; K. v) C+ k" v) u7 c$ L; }1. A classification of dp-minimal integral domains. 2024 Beijing Model Theory Conference, China.
% _$ |1 u1 v. I5 ^3 H, H9 G" H2. C-minimal fields are geometric. 2023 Asian Logic Conference, Tianjin, China.
4 ~$ \( Z4 P- Z9 ?/ Y& v$ l3. Generic differentiability and the P-minimal group conjectures of Onshuus and Pillay. 2023 Beijing Logic Meeting, China.( S( Y I, F# Y! h" T) Y' J
4. Around NIP Noetherian domains. 2023 conference Model theory of valued fields at CIRM, Marseille, France.9 c) d3 f# {1 c- x C
5. Dolich and Goodrick's visceral theories. 2021 Delta15 Logic Workshop, Nanjing, China.4 X: u2 V5 _3 _4 f
6. On non-compact p-adic definable groups. 2021 Workshop on Trends in Pure and Applied Model Theory, Fields institute, Toronto, Canada.: `7 J1 {8 c0 ~; F2 \4 O- c
7. V-topologies and beyond. 2020 Chinese Mathematical Society Annual Conference, Shijiazhuang, China.
$ \) Z) Q7 Q8 U8 O8. An update on dp-finite fields. 2019 Chinese Annual Conference on Mathematical Logic, Chongqing, China.
. @, ^+ `, o* d: c* @: f9. From modular lattices to valuation rings. 2019 conference Model Theory of Valued fields and Applications, University of Münster, Germany.) @ O! K" H+ r) j
10. Multi-valued algebraically closed fields are NTP2. 2018 workshop Model Theory of Valued Fields, IHP, Paris, France.+ i/ @5 |- d. | d. g9 W
11. When does Teq eliminate ∃∞? 2016 North American meeting of the Association for Symbolic Logic, Storrs, US.
. G& O d4 {) b1 Y12. On dp-minimal fields. 2015 Neostability Theory meeting in Oaxaca, Mexico.+ r9 `; N/ w2 i+ p! b( N
13. Interpretable sets in o-minimal structures. 2015 North American meeting of the ASL, Urbana-Champaign, US.' s4 I% g5 [6 y: P: ]
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预印本 Preprints
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% F' p# w* O# `3 _7 W! q: [( }1. with Yatir Halevi and Christian d'Elbée. The classification of dp-minimal integral domains (2024). arXiv:2405.21014.
& j+ w! V; t7 o" C2. Generic differentiability and P-minimal groups (2024). arXiv:2404.17234.
4 |3 V( \% K% h9 e3. Visceral theories without assumptions (2024). arXiv:2404.11453.
$ p/ w/ f, i1 {' y3 |* T2 J2 F4.C-minimal fields have the exchange property (2024). arXiv:2403.17478.
, D4 u0 b y2 ?" R5. Dp-finite and Noetherian NIP integral domains (2023). arXiv:2302.03315.
# n9 @& i. C) v0 |3 q$ S; H6. Dp-finite fields VI: the dp-finite Shelah conjecture (2020). arXiv:2005.13989.
- {" ~8 n1 h9 ~* x9 I( b0 Y7. Dp-finite fields V: topological fields of finite weight (2020). arXiv:2004.14732.
! r" r3 H9 E' }: g' D# S, b8. Dp-finite fields IV: the rank 2 picture (2020). arXiv:2003.09130.. M3 [0 Y9 q1 [% A; u; S# h
9. Dp-finite fields III: inflators and directories (2019). arXiv:1911.04727.: I8 D& ^7 R. G
10. Dp-finite fields II: the canonical topology and its relation to henselianity (2019). arXiv:1910.05932.% r8 \5 M) N' m+ ` g# r7 |3 h% L
11. Finite burden in multivalued algebraically closed fields (2019). arXiv:1905.04991.( X9 p6 g% M6 ]- z/ M
12. Circular planar resistor networks with nonlinear and signed conductors (2012). arXiv:1203.4045.
2 |& K, I7 o, t6 J( z+ w13. The knotting-unknotting game played on sums of rational shadows (2011). arXiv:1107.2635..# O" S2 C, Z# ^6 t5 f/ g
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其他 Miscellaneous! h, y" E$ l6 E
3 X6 u# Z4 z4 x! [8 v* m2 ~+ R1.Fun with Fields (2016). PhD dissertation, UC Berkeley.
. u& I6 b; {7 m6 E( g5 D2.Combinatorial Game Theory, Well-Tempered Scoring Games, and a Knot Game (2011). Undergraduate Senior Thesis, University of Washington.0 T5 C4 ]! h- v6 \2 I: ?5 P4 T8 N; k
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荣誉及获奖 Grants and Awards& R$ {7 L% l8 g; l) E
! u6 R: D6 ~8 z6 N$ ^$ k; r2022 National Natural Science Foundation of China Young Science Fund Project
) |0 U; P$ n0 u. R1 A* f- r& f, T, F z2018 NSF Mathematical Sciences Postdoctoral Research Fellowship
. v' i4 {) I+ D. Y2016 Sacks Prize for outstanding dissertation in mathematical logic (Association for Symbolic Logic)9 d7 O9 y! K' a( a$ H% j3 `
2016 Herb Alexander Prize for an outstanding dissertation in pure mathematics (UC Berkeley)
" a8 R6 X8 G* _% c: |4 e2011 NSF Graduate Research Fellow9 i _/ _2 m/ f- U" ~* E
2009 Putnam Fellow6 p4 w# L4 c/ _- y
2008, 2010 honorable mention in Putnam contest; ?! E* T: k5 E* z
2011 Dean’s Medalist in the Natural Sciences (University of Washington)' ~8 [+ H2 k( x# d; R/ O
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开设课程 Courses
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& e, `+ A. q5 \. g6 t7 ?Introduction to Model Theory, Fall semesters 2020-2024, Fudan University
/ W0 T, D x6 Z' u. x3 p8 qAdvanced Model Theory, Spring semesters 2021-2024, Fudan University |
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