CSLib just launched — an open-source effort to formalize computer science in Lean, inspired by Mathlib. CS researchers, practitioners & enthusiasts are invited to get involved!

Learn more at:
🌐 cslib.io
🤝 Contribute: github.com/leanprover/c...

#LeanLang #LeanProver #CSLib #FormalVerification

Readings shared February 19, 2026 The readings shared in Bluesky on 19 February 2026 are: Hennessy-Milner logic in CSLib, the Lean computer science library. ~ Fabrizio Montesi, Marco Peressotti, Alexandre Rademaker. #LeanProver #ITP

Readings shared February 19, 2026. jaalonso.github.io/vestigium/po... #AI4Math #ATP #CSLib #CompSci #Dedukti #FunctionalProgramming #Haskell #ITP #IsabelleHOL #LLMs #LeanProver #Math #Mizar #RocqProver #Vampire

Computer Science as Infrastructure: the Spine of the Lean Computer Science Library (CSLib) Following in the footsteps of the success of Mathlib - the centralised library of formalised mathematics in Lean - CSLib is a rapidly-growing centralised library of formalised computer science and sof...

Computer science as infrastructure: the spine of the Lean computer science library (CSLib). ~ Christopher Henson, Fabrizio Montesi. arxiv.org/abs/2602.150... #LeanProver #ITP #CSLib #CompSci

Hennessy-Milner Logic in CSLib, the Lean Computer Science Library We present a library-level formalisation of Hennessy-Milner Logic (HML) - a foundational logic for labelled transition systems (LTSs) - for the Lean Computer Science Library (CSLib). Our development i...

Hennessy-Milner logic in CSLib, the Lean computer science library. ~ Fabrizio Montesi, Marco Peressotti, Alexandre Rademaker. arxiv.org/abs/2602.154... #LeanProver #ITP #CSLib #CompSci

RE: https://mastodon.acm.org/@acp/115921453909423834

The recording for @fmontesi's Lean Together talk, "CSLib: The Lean Computer Science Library", is now online:

https://inv.nadeko.net/KfIZn2zH8CA

#CSLib #LeanProver

@fmontesi will be the first director of the new Centre for Formal Methods and Future Computing (FORM)!

Among other things, the Centre will work on the development of Lean's CS Library, where Fabrizio already serves as a member of the steering committee.

Interested in research in formal […]