The Stacks project

Recent comments

• Feb 02 2026: tag 0AYW by Manolis C. Tsakiris
• Jan 30 2026: tag 0BFD by Stacks project
• Jan 30 2026: tag 0H7Q by Stacks project
• Jan 30 2026: tag 00DR by Stacks project
• Jan 30 2026: tag 03GT by Stacks project

Recent commits

• 30 Jan 2026: Tags: Added new tags
• 30 Jan 2026: Try to fix XyJaX problem
• 30 Jan 2026: t -> y two times
• 30 Jan 2026: Explain why regular element
• 30 Jan 2026: Fix typo in proof

Recent blog posts

• 30 Jan 2026: Update
• 25 Jan 2026: Nonflat deformation theory
• 28 Sep 2025: de Rham cohomology of an Artinian ring
• 25 Sep 2025: Surjective map from affine space
• 15 Aug 2025: The theorem on formal functions

Statistics

The Stacks project now consists of

• 7641 pages
• 765808 lines of code
• 21394 tags
• 3292 sections
• 116 chapters
• 244 slogans