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Situation at Columbia XIX", "url": "https://www.math.columbia.edu/~woit/wordpress/?p=14788", "published_at": "2025-05-22T19:20:17+00:00" }, { "id": "01a0bb70-9cf3-70b5-9389-b7e1959ea02c", "title": "The Situation at Columbia XVIII", "url": "https://www.math.columbia.edu/~woit/wordpress/?p=14770", "published_at": "2025-05-19T14:37:13+00:00" }, { "id": "01a0bb70-9cf3-70b5-9389-b7e195c3f5d1", "title": "The Situation at Columbia XVII", "url": "https://www.math.columbia.edu/~woit/wordpress/?p=14738", "published_at": "2025-05-09T22:19:02+00:00" }, { "id": "01a0bb74-1e1e-71d8-b6c8-89db9c2bd27c", "title": "The Situation at Columbia XVI", "url": "https://www.math.columbia.edu/~woit/wordpress/?p=14716", "published_at": "2025-05-08T00:29:43+00:00" }, { "id": "01a0bb74-1e1e-71d8-b6c8-89db9cc8b6b6", "title": "The Situation at Columbia XV", "url": "https://www.math.columbia.edu/~woit/wordpress/?p=14692", "published_at": "2025-05-06T14:02:04+00:00" }, { "id": "01a0bb74-1e1e-71d8-b6c8-89db9ceaca57", "title": "The Situation at Columbia XIV", "url": "https://www.math.columbia.edu/~woit/wordpress/?p=14677", "published_at": "2025-05-05T13:45:57+00:00" }, { "id": "01a0bb74-1e1e-71d8-b6c8-89db9cf62fa9", "title": "The Situation at Columbia XIII", "url": "https://www.math.columbia.edu/~woit/wordpress/?p=14667", "published_at": "2025-05-02T18:05:42+00:00" }, { "id": "01a0bb74-1e1e-71d8-b6c8-89db9d9618a0", "title": "The Situation at Columbia XII", "url": "https://www.math.columbia.edu/~woit/wordpress/?p=14660", "published_at": "2025-04-30T15:44:19+00:00" }, { "id": "01a0bb74-1e1e-71d8-b6c8-89db9e272c5b", "title": "The Situation at Columbia XI", "url": "https://www.math.columbia.edu/~woit/wordpress/?p=14646", "published_at": "2025-04-28T01:56:47+00:00" }, { "id": "01a0bb74-1e1e-71d8-b6c8-89db9eaef21c", "title": "The Situation at Columbia X", "url": "https://www.math.columbia.edu/~woit/wordpress/?p=14631", "published_at": "2025-04-25T15:22:50+00:00" }, { "id": "01a0bb74-1e1e-71d8-b6c8-89db9ee6d056", "title": "The Situation at Columbia IX (Harvard Lawsuit Edition)", "url": "https://www.math.columbia.edu/~woit/wordpress/?p=14606", "published_at": "2025-04-21T21:36:40+00:00" }, { "id": "01a087a1-786f-70e1-8df1-6eef154f79da", "title": "Infinite dimensional de Rham cohomology", "url": "https://www.math.columbia.edu/~dejong/wordpress/?p=4946", "published_at": "2025-04-17T18:55:41+00:00" }, { "id": "01a0bb74-1e1e-71d8-b6c8-89db9fc9a214", "title": "The Situation at Columbia VIII", "url": "https://www.math.columbia.edu/~woit/wordpress/?p=14578", "published_at": "2025-04-16T19:37:24+00:00" }, { "id": "01a0bb74-1e1e-71d8-b6c8-89dba0a46c99", "title": "Oscars of Science, Censored Version", "url": "https://www.math.columbia.edu/~woit/wordpress/?p=14572", "published_at": "2025-04-16T14:31:45+00:00" }, { "id": "01a0bb77-5725-7206-b972-7888e595b573", "title": "The Situation at Columbia VII (and Harvard…)", "url": "https://www.math.columbia.edu/~woit/wordpress/?p=14556", "published_at": "2025-04-14T18:34:06+00:00" }, { "id": "01a0bb77-5725-7206-b972-7888e5d69cf3", "title": "The Situation at Columbia VI", "url": "https://www.math.columbia.edu/~woit/wordpress/?p=14538", "published_at": "2025-04-10T20:31:33+00:00" }, { "id": "01a0bb77-5725-7206-b972-7888e5dc3e99", "title": "The Situation at Columbia V", "url": "https://www.math.columbia.edu/~woit/wordpress/?p=14525", "published_at": "2025-04-07T01:46:33+00:00" }, { "id": "01a0bb77-5725-7206-b972-7888e6c0f9f5", "title": "Some Math and Physics Items", "url": "https://www.math.columbia.edu/~woit/wordpress/?p=14516", "published_at": "2025-04-06T19:25:41+00:00" }, { "id": "01a0bb77-5725-7206-b972-7888e6cac3da", "title": "The Situation at Columbia IV", "url": "https://www.math.columbia.edu/~woit/wordpress/?p=14500", "published_at": "2025-04-04T20:08:32+00:00" }, { "id": "01a0bb77-5725-7206-b972-7888e75edf46", "title": "The Situation at Columbia III", "url": "https://www.math.columbia.edu/~woit/wordpress/?p=14485", "published_at": "2025-03-29T17:04:48+00:00" }, { "id": "01a0bb77-5725-7206-b972-7888e7aa0b25", "title": "The Situation at Columbia II", "url": "https://www.math.columbia.edu/~woit/wordpress/?p=14455", "published_at": "2025-03-27T20:00:40+00:00" }, { "id": "01a0bb77-5725-7206-b972-7888e7fc7b20", "title": "Back to Math and Physics", "url": "https://www.math.columbia.edu/~woit/wordpress/?p=14448", "published_at": "2025-03-26T15:22:12+00:00" }, { "id": "01a0bb77-5725-7206-b972-7888e8a368dd", "title": "The Situation at Columbia", "url": "https://www.math.columbia.edu/~woit/wordpress/?p=14435", "published_at": "2025-03-24T11:29:08+00:00" }, { "id": "01a0bb77-5725-7206-b972-7888e8e77aa4", "title": "The View From My Office", "url": "https://www.math.columbia.edu/~woit/wordpress/?p=14418", "published_at": "2025-03-08T13:09:32+00:00" }, { "id": "01a0bb7a-a8d0-73d1-92d4-72b4ad93faf4", "title": "A Tale of Two Cities", "url": "https://www.math.columbia.edu/~woit/wordpress/?p=14394", "published_at": "2025-03-05T22:26:10+00:00" }, { "id": "01a0bb7a-a8d0-73d1-92d4-72b4ae60ce27", "title": "ICM 2026", "url": "https://www.math.columbia.edu/~woit/wordpress/?p=14386", "published_at": "2025-02-25T14:25:45+00:00" } ] posts Claim your blog

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2026

A Modest Proposal original ↗

9 Sept 2026

The Situation at Columbia XXXVII original ↗

8 Sept 2026

The 92-Year-Old Mathematician and the Teenage Apprentice original ↗

7 Sept 2026

This Week’s Hype original ↗

26 Aug 2026

HEP-TH and AI original ↗

16 Aug 2026

Requiem for a Field?original ↗

26 Jul 2026

Various and Sundry original ↗

15 Jul 2026

Notes on Wick Rotation and Chiral Field Theories original ↗

9 Jul 2026

Complexifying the Complex original ↗

11 Jun 2026

The First AI QFT Textbook original ↗

7 Jun 2026

The Only Game in Town original ↗

5 Jun 2026

The Floer Jungle original ↗

5 Jun 2026

End of Civilization News original ↗

2 Jun 2026

Stacks project website slow original ↗

22 May 2026

This Week’s Hype original ↗

15 May 2026

Some Notes on AI original ↗

1 May 2026

Wick Rotating Spinors and Twistors original ↗

17 Apr 2026

Langlands Program 2.0 original ↗

29 Mar 2026

This Week’s Hype original ↗

23 Mar 2026

Formalization of QFT?original ↗

18 Mar 2026

Twistors and Unification original ↗

10 Mar 2026

Twistors and Wick Rotation original ↗

10 Mar 2026

Weyl Spinor Fields and Right-handed Spacetime original ↗

5 Mar 2026

Lorentz versus Euclidean Symmetry original ↗

4 Mar 2026

Hyperfunctions original ↗

2 Mar 2026

Osterwalder-Schrader and Euclidean Spinor Fields original ↗

28 Feb 2026

Harmonic Oscillators original ↗

27 Feb 2026

Looks Like it is Happening…original ↗

24 Feb 2026

Osterwalder-Schrader original ↗

19 Feb 2026

Weil Anima original ↗

10 Feb 2026

The Epstein Files original ↗

3 Feb 2026

Update original ↗

30 Jan 2026

Various and Sundry original ↗

28 Jan 2026

The Situation at Columbia (and elsewhere) XXXVI original ↗

26 Jan 2026

Nonflat deformation theory original ↗

25 Jan 2026

This Week’s Hype original ↗

14 Jan 2026

2025

Approaching 50 Years of String Theory original ↗

19 Dec 2025

Future Collider Update original ↗

18 Dec 2025

The Situation at Columbia XXXV original ↗

13 Dec 2025

Theoretical Physics Slop original ↗

9 Dec 2025

Whatever Happened to String Theory?original ↗

15 Nov 2025

Some Math/Physics Items original ↗

25 Oct 2025

Chen-Ning (Frank) Yang 1922-2025 original ↗

19 Oct 2025

The Situation at Columbia XXXIV original ↗

17 Oct 2025

de Rham cohomology of an Artinian ring original ↗

28 Sept 2025

Surjective map from affine space original ↗

25 Sept 2025

The Situation at Columbia XXXIII original ↗

22 Sept 2025

Two Number Theory Items (and Woody Allen)original ↗

20 Sept 2025

Epistemic Collapse at the WSJ original ↗

11 Sept 2025

Bad Craziness original ↗

28 Aug 2025

The Situation at Columbia XXXII original ↗

25 Aug 2025

The theorem on formal functions original ↗

15 Aug 2025

Pet Peeves original ↗

13 Aug 2025

Updated Stacks Project original ↗

5 Aug 2025

The Situation at Columbia XXXI original ↗

1 Aug 2025

Various and Sundry original ↗

31 Jul 2025

The Situation at Columbia XXX original ↗

26 Jul 2025

The Situation at Columbia XXIX original ↗

24 Jul 2025

The Situation at Columbia XXVIII original ↗

22 Jul 2025

Mathematicians interact with AI, July 2025 update original ↗

4 Jul 2025

This Week’s Hype original ↗

4 Jul 2025

The Situation at Columbia XXVII original ↗

2 Jul 2025

Notes on Epistemic Collapse original ↗

27 Jun 2025

The Situation at Columbia XXVI original ↗

25 Jun 2025

Various and Sundry original ↗

23 Jun 2025

Professional Update original ↗

22 Jun 2025

The Situation at Columbia XXV original ↗

18 Jun 2025

The Situation at Columbia XXIV original ↗

12 Jun 2025

The Situation at Columbia XXIII original ↗

4 Jun 2025

The Situation at Columbia XXII original ↗

31 May 2025

Will We Ever Prove String Theory?original ↗

30 May 2025

Leinweber Institutes for Theoretical Physics original ↗

28 May 2025

The Situation at Columbia XXI original ↗

28 May 2025

The Situation at Columbia XX original ↗

23 May 2025

The Situation at Columbia XIX original ↗

22 May 2025

The Situation at Columbia XVIII original ↗

19 May 2025

The Situation at Columbia XVII original ↗

9 May 2025

The Situation at Columbia XVI original ↗

8 May 2025

The Situation at Columbia XV original ↗

6 May 2025

The Situation at Columbia XIV original ↗

5 May 2025

The Situation at Columbia XIII original ↗

2 May 2025

The Situation at Columbia XII original ↗

30 Apr 2025

The Situation at Columbia XI original ↗

28 Apr 2025

The Situation at Columbia X original ↗

25 Apr 2025

The Situation at Columbia IX (Harvard Lawsuit Edition)original ↗

21 Apr 2025

Infinite dimensional de Rham cohomology original ↗

17 Apr 2025

The Situation at Columbia VIII original ↗

16 Apr 2025

Oscars of Science, Censored Version original ↗

16 Apr 2025

The Situation at Columbia VII (and Harvard…)original ↗

14 Apr 2025

The Situation at Columbia VI original ↗

10 Apr 2025

The Situation at Columbia V original ↗

7 Apr 2025

Some Math and Physics Items original ↗

6 Apr 2025

The Situation at Columbia IV original ↗

4 Apr 2025

The Situation at Columbia III original ↗

29 Mar 2025

The Situation at Columbia II original ↗

27 Mar 2025

Back to Math and Physics original ↗

26 Mar 2025

The Situation at Columbia original ↗

24 Mar 2025

The View From My Office original ↗

8 Mar 2025

A Tale of Two Cities original ↗

5 Mar 2025

ICM 2026 original ↗

25 Feb 2025