<?xml version="1.0" encoding="utf-8"?>
<?xml-stylesheet type="text/xsl" href="../assets/xml/rss.xsl" media="all"?><rss version="2.0" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:atom="http://www.w3.org/2005/Atom"><channel><title>Vestigium (Publicaciones sobre LeanLang)</title><link>https://jaalonso.github.io/vestigium/</link><description></description><atom:link href="https://jaalonso.github.io/vestigium/tags/leanlang.xml" rel="self" type="application/rss+xml"></atom:link><language>es</language><copyright>Contents © 2026 &lt;a href="mailto:"&gt;José A. Alonso&lt;/a&gt; 
&lt;a rel="license" href="https://creativecommons.org/licenses/by-nc-sa/4.0/"&gt;
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src="https://i.creativecommons.org/l/by-nc-sa/4.0/88x31.png"&gt;&lt;/a&gt;</copyright><lastBuildDate>Thu, 01 Oct 2026 12:59:59 GMT</lastBuildDate><generator>Nikola (getnikola.com)</generator><docs>http://blogs.law.harvard.edu/tech/rss</docs><item><title>Readings shared December 16, 2024</title><link>https://jaalonso.github.io/vestigium/posts/2024/12/16-readings_shared_12-16-24/</link><dc:creator>José A. Alonso</dc:creator><description>&lt;p&gt;The readings shared in &lt;a href="https://bsky.app/profile/jalonso.bsky.social"&gt;Bluesky&lt;/a&gt; on 16 December 2024 are&lt;/p&gt;
&lt;ul&gt;
&lt;li&gt;&lt;a href="https://jaalonso.github.io/vestigium/posts/2024/12/13-readings_shared_12-13-24"&gt;Readings shared December 15, 2024&lt;/a&gt;. #Haskell #FunctionalProgramming #CategoryTheory #AI #ITP #LeanProver #Math&lt;/li&gt;
&lt;li&gt;&lt;a href="https://leanfirststeps.blogspot.com/2024/12/19-reductio-ad-absurdum.html"&gt;Lean: First steps (19 - Reductio ad absurdum)&lt;/a&gt;. ~ Tariq Rashid. #ITP #LeanLang #Lean4 #Math&lt;/li&gt;
&lt;li&gt;&lt;a href="https://www.cambridge.org/core/journals/journal-of-functional-programming/article/bottomup-computation-using-trees-of-sublists/5FC308F9732880B018C841EA424B09FA"&gt;Bottom-up computation using trees of sublists&lt;/a&gt;. ~ Shin-Cheng Mu. #Haskell #FunctionalProgramming&lt;/li&gt;
&lt;li&gt;&lt;a href="https://www.philipzucker.com/knuckle_lemma/"&gt;'Lean-style' tactics in Knuckledragger&lt;/a&gt;. ~ Philip Zucker. #Logic #SMT #Z3 #Python&lt;/li&gt;
&lt;li&gt;&lt;a href="https://www.cambridge.org/core/journals/journal-of-functional-programming/article/an-example-of-goaldirected-calculational-proof/A20D6BD38245A04263684CFDC5375C0D"&gt;An example of goal-directed, calculational proof&lt;/a&gt;. ~ Roland Carl Backhouse, Walter Guttmann, Michael Winter. #Logic&lt;/li&gt;
&lt;li&gt;&lt;a href="https://www.p-cos.net/lisp/guide.html"&gt;Pascal Costanza's Highly Opinionated Guide to Lisp&lt;/a&gt;. ~ Pascal Costanza. #CommonLisp #Programming&lt;/li&gt;
&lt;li&gt;&lt;a href="https://arxiv.org/abs/2412.10673"&gt;Proposing and solving olympiad geometry with guided tree search&lt;/a&gt;. ~ Chi Zhang et als. #AI #Math&lt;/li&gt;
&lt;/ul&gt;</description><category>AI</category><category>CommonLisp</category><category>FunctionalProgramming</category><category>Haskell</category><category>ITP</category><category>Lean4</category><category>LeanLang</category><category>Logic</category><category>Math</category><category>Programming</category><category>SMT</category><category>Z3</category><guid>https://jaalonso.github.io/vestigium/posts/2024/12/16-readings_shared_12-16-24/</guid><pubDate>Mon, 16 Dec 2024 04:00:00 GMT</pubDate></item><item><title>Readings shared December 12, 2024</title><link>https://jaalonso.github.io/vestigium/posts/2024/12/12-readings_shared_12-12-24/</link><dc:creator>José A. Alonso</dc:creator><description>&lt;p&gt;The readings shared in &lt;a href="https://bsky.app/profile/jalonso.bsky.social"&gt;Bluesky&lt;/a&gt; on 12 December 2024 are&lt;/p&gt;
&lt;ul&gt;
&lt;li&gt;&lt;a href="https://jaalonso.github.io/vestigium/posts/2024/12/11-readings_shared_12-11-24"&gt;Readings shared December 11, 2024&lt;/a&gt;. #ITP #IsabelleHOL #Logic #Math #SetTheory #Haskell #FunctionalProgramming&lt;/li&gt;
&lt;li&gt;&lt;a href="https://xenaproject.wordpress.com/2024/12/11/fermats-last-theorem-how-its-going/"&gt;Fermat’s Last Theorem — how it’s going&lt;/a&gt;. ~ Kevin Buzzard. #ITP #LeanLang #Lean4 #Math&lt;/li&gt;
&lt;/ul&gt;</description><category>ITP</category><category>Lean4</category><category>LeanLang</category><category>Math</category><guid>https://jaalonso.github.io/vestigium/posts/2024/12/12-readings_shared_12-12-24/</guid><pubDate>Thu, 12 Dec 2024 04:00:00 GMT</pubDate></item><item><title>Readings shared December 9, 2024</title><link>https://jaalonso.github.io/vestigium/posts/2024/12/09-readings_shared_12-09-24/</link><dc:creator>José A. Alonso</dc:creator><description>&lt;p&gt;The readings shared in &lt;a href="https://bsky.app/profile/jalonso.bsky.social"&gt;Bluesky&lt;/a&gt; on 9 December 2024 are&lt;/p&gt;
&lt;ul&gt;
&lt;li&gt;&lt;a href="https://jaalonso.github.io/vestigium/posts/2024/12/08-readings_shared_12-08-24"&gt;Readings shared December 8, 2024&lt;/a&gt;. #ITP #Agda #Coq #Haskell #FunctionalProgramming&lt;/li&gt;
&lt;li&gt;&lt;a href="https://leni.sh/post/information-sign.01-coupling/"&gt;Information sign: Search and coupling (Metavariables, coupling, and formal proofs)&lt;/a&gt;. ~ Leni Aniva. #ITP #LeanLang #Lean4&lt;/li&gt;
&lt;li&gt;&lt;a href="https://www.well-typed.com/blog/2024/12/debuggable/"&gt;Debugging your Haskell application with debuggable&lt;/a&gt;. ~ Edsko de Vries. #Haskell #FunctionalProgramming&lt;/li&gt;
&lt;li&gt;&lt;a href="https://kazu-yamamoto.hatenablog.jp/entry/2024/12/04/180338"&gt;Myth and truth in Haskell asynchronous exceptions&lt;/a&gt;. ~ Kazu Yamamoto. #Haskell #FunctionalProgramming&lt;/li&gt;
&lt;/ul&gt;</description><category>FunctionalProgramming</category><category>Haskell</category><category>ITP</category><category>Lean4</category><category>LeanLang</category><guid>https://jaalonso.github.io/vestigium/posts/2024/12/09-readings_shared_12-09-24/</guid><pubDate>Mon, 09 Dec 2024 04:00:00 GMT</pubDate></item><item><title>Readings shared December 5, 2024</title><link>https://jaalonso.github.io/vestigium/posts/2024/12/05-readings_shared_12-05-24/</link><dc:creator>José A. Alonso</dc:creator><description>&lt;p&gt;The readings shared in &lt;a href="https://bsky.app/profile/jalonso.bsky.social"&gt;Bluesky&lt;/a&gt; on 5 December 2024 are&lt;/p&gt;
&lt;ul&gt;
&lt;li&gt;&lt;a href="https://jaalonso.github.io/vestigium/posts/2024/12/04-readings_shared_12-04-24"&gt;Readings shared December 4, 2024&lt;/a&gt;. #ITP #LeanLang #Logic #Math&lt;/li&gt;
&lt;li&gt;&lt;a href="https://youtu.be/ar4ifBiRVoA"&gt;Lean: First steps (18 - Our Own Definition)&lt;/a&gt;. ~ Tariq Rashid. #ITP #LeanLang #Lean4 #Math&lt;/li&gt;
&lt;li&gt;&lt;a href="https://ltzhou.com/static/POPL25extended.pdf"&gt;QuickSub: Efficient iso-recursive subtyping&lt;/a&gt;. ~ Litao Zhou, Bruno C.D.S. Oliveira. #ITP #Coq #Rocq&lt;/li&gt;
&lt;li&gt;&lt;a href="https://arxiv.org/abs/2411.19397"&gt;Tail modulo cons, OCaml, and relational separation logic&lt;/a&gt;. ~ Clément Allain, Frédéric Bour, Basile Clément, François Pottier, Gabriel Scherer. #ITP #Coq #OCaml #FunctionalProgramming&lt;/li&gt;
&lt;li&gt;&lt;a href="https://www.isa-afp.org/entries/Hilbert_Space_Tensor_Product.html"&gt;The tensor product on Hilbert spaces (in Isabelle/HOL)&lt;/a&gt;. ~ Dominique Unruh. #ITP #IsabelleHOL #Math&lt;/li&gt;
&lt;li&gt;&lt;a href="https://www.youtube.com/live/KkKxHApYSfc"&gt;The Haskell Unfolder Episode 37: Solving Advent of Code 2024 day 4&lt;/a&gt;. ~ Edsko de Vries, Andres Löh. #Haskell #FunctionalProgramming&lt;/li&gt;
&lt;li&gt;&lt;a href="https://arxiv.org/abs/2411.18872"&gt;A Lean dataset for International Math Olympiad: Small steps towards writing math proofs for hard problems&lt;/a&gt;. ~ Roozbeh Yousefzadeh, Xuenan Cao. #LLMs #ITP #LeanLang #Lean4 #Math&lt;/li&gt;
&lt;li&gt;&lt;a href="https://arxiv.org/abs/2411.19744"&gt;Amplifying human performance in combinatorial competitive programming&lt;/a&gt;. ~ Petar Veličković, Alex Vitvitskyi, Larisa Markeeva, Borja Ibarz, Lars Buesing, Matej Balog, Alexander Novikov. #AI #LLMs #Math&lt;/li&gt;
&lt;li&gt;&lt;a href="https://www.ntnu.no/ojs/index.php/nikt/article/view/6205/5630"&gt;OnlineProver: First experience with teaching formal proofs&lt;/a&gt;. ~ Joachim Kristensen et als. #Logic #Teaching&lt;/li&gt;
&lt;/ul&gt;</description><category>AI</category><category>Coq</category><category>FunctionalProgramming</category><category>Haskell</category><category>IsabelleHOL</category><category>ITP</category><category>Lean4</category><category>LeanLang</category><category>LLMs</category><category>Logic</category><category>Math</category><category>OCaml</category><category>Rocq</category><guid>https://jaalonso.github.io/vestigium/posts/2024/12/05-readings_shared_12-05-24/</guid><pubDate>Thu, 05 Dec 2024 04:00:00 GMT</pubDate></item><item><title>Readings shared December 4, 2024</title><link>https://jaalonso.github.io/vestigium/posts/2024/12/04-readings_shared_12-04-24/</link><dc:creator>José A. Alonso</dc:creator><description>&lt;p&gt;The readings shared in &lt;a href="https://bsky.app/profile/jalonso.bsky.social"&gt;Bluesky&lt;/a&gt; on 4 December 2024 are&lt;/p&gt;
&lt;ul&gt;
&lt;li&gt;&lt;a href="https://jaalonso.github.io/vestigium/posts/2024/12/03-readings_shared_12-03-24"&gt;Readings shared December 3, 2024&lt;/a&gt;. #ITP #LeanLang #IsabelleHOL #Coq #Rocq #Math #LLMs #ChatGPT&lt;/li&gt;
&lt;li&gt;&lt;a href="https://arxiv.org/abs/2412.01671"&gt;Verified foundations for differential privacy&lt;/a&gt;. ~ Markus de Medeiros et als. #ITP #LeanLang&lt;/li&gt;
&lt;li&gt;&lt;a href="https://arxiv.org/abs/1407.2650v3"&gt;Logic and linear algebra: An introduction&lt;/a&gt;. ~ Daniel Murfet. #Logic #Math&lt;/li&gt;
&lt;/ul&gt;</description><category>ITP</category><category>LeanLang</category><category>Logic</category><category>Math</category><guid>https://jaalonso.github.io/vestigium/posts/2024/12/04-readings_shared_12-04-24/</guid><pubDate>Wed, 04 Dec 2024 04:00:00 GMT</pubDate></item><item><title>Readings shared December 3, 2024</title><link>https://jaalonso.github.io/vestigium/posts/2024/12/03-readings_shared_12-03-24/</link><dc:creator>José A. Alonso</dc:creator><description>&lt;p&gt;The readings shared in &lt;a href="https://bsky.app/profile/jalonso.bsky.social"&gt;Bluesky&lt;/a&gt; on 3 December 2024 are&lt;/p&gt;
&lt;ul&gt;
&lt;li&gt;&lt;a href="https://jaalonso.github.io/vestigium/posts/2024/12/02-readings_shared_12-02-24"&gt;Readings shared December 2, 2024&lt;/a&gt;. #ITP #LeanLang #Math #Calculemus #CategoryTheory #Math #Racket #FunctionalProgramming&lt;/li&gt;
&lt;li&gt;&lt;a href="https://youtu.be/qF8gcKh8IFA"&gt;Lean: First steps (17 - Using our own lemma)&lt;/a&gt;. ~ Tariq Rashid. #ITP #Lean4 #Math&lt;/li&gt;
&lt;li&gt;&lt;a href="https://nantes-universite.hal.science/hal-04801739/file/main.pdf"&gt;All your base are belong to U&lt;sup&gt;s&lt;/sup&gt; (Sort polymorphism for proof assistants)&lt;/a&gt;. ~ Josselin Poiret, Gaëtan Gilbert, Kenji Maillard, Pierre-Marie Pédrot, Matthieu Sozeau, Nicolas Tabareau, Éric Tanter. #ITP #CoqLang #Rocq&lt;/li&gt;
&lt;li&gt;&lt;a href="https://dl.acm.org/doi/pdf/10.1145/3706425"&gt;Mechanised safety verification for a distributed autonomous railway control system&lt;/a&gt;. ~ Robert Sachtleben, Anne Haxthausen, Jan Peleska. #ITP #IsabelleHOL&lt;/li&gt;
&lt;li&gt;&lt;a href="https://mathvalues.squarespace.com/masterblog/the-mathematician-whoincidentallyhelped-mathematicians-to-stop-worrying-and-love-the-computer"&gt;The mathematician who—incidentally—helped mathematicians to stop worrying and love the computer&lt;/a&gt;. ~ Keith Devlin. #Math&lt;/li&gt;
&lt;li&gt;&lt;a href="https://www.nature.com/articles/d41586-024-03940-y"&gt;ChatGPT turns two: how the AI chatbot has changed scientists’ lives (How many researchers are using the AI tool? Nature gathers data and talks to members of the academic community)&lt;/a&gt;. ~ Mariana Lenharo. #LLMs #ChatGPT&lt;/li&gt;
&lt;/ul&gt;</description><category>ChatGPT</category><category>Coq</category><category>IsabelleHOL</category><category>ITP</category><category>LeanLang</category><category>LLMs</category><category>Math</category><category>Rocq</category><guid>https://jaalonso.github.io/vestigium/posts/2024/12/03-readings_shared_12-03-24/</guid><pubDate>Tue, 03 Dec 2024 04:00:00 GMT</pubDate></item><item><title>Readings shared December 2, 2024</title><link>https://jaalonso.github.io/vestigium/posts/2024/12/02-readings_shared_12-02-24/</link><dc:creator>José A. Alonso</dc:creator><description>&lt;p&gt;The readings shared in &lt;a href="https://bsky.app/profile/jalonso.bsky.social"&gt;Bluesky&lt;/a&gt; on 2 December 2024 are&lt;/p&gt;
&lt;ul&gt;
&lt;li&gt;&lt;a href="https://jaalonso.github.io/vestigium/posts/2024/12/01-readings_shared_12-01-24"&gt;Readings shared December 1, 2024&lt;/a&gt;. #ITP #IsabelleHOL #Math&lt;/li&gt;
&lt;li&gt;&lt;a href="https://jaalonso.github.io/calculemus/posts/2024/12/02-tendsto_mul/"&gt;Proofs of "If uₙ tends to a y vₙ tends to b, then uₙvₙ tends to ab" in Lean4&lt;/a&gt;. #ITP #Lean4 #Math #Calculemus&lt;/li&gt;
&lt;li&gt;&lt;a href="https://youtu.be/k2sGtzGGK6k"&gt;Lean: First steps (15 - Zero product)&lt;/a&gt;. ~ Tariq Rashid. #ITP #Lean4 #Math&lt;/li&gt;
&lt;li&gt;&lt;a href="https://youtu.be/XrvlSwb0qcY"&gt;Lean: First steps (16 - Writing our own lemma)&lt;/a&gt;. ~ Tariq Rashid. #ITP #Lean4 #Math&lt;/li&gt;
&lt;li&gt;&lt;a href="https://docs.racket-lang.org/ctp/index.html"&gt;Category theory in programming&lt;/a&gt;. ~ Noah Ma. #CategoryTheory #Math #Racket #FunctionalProgramming&lt;/li&gt;
&lt;/ul&gt;</description><category>Calculemus</category><category>CategoryTheory</category><category>FunctionalProgramming</category><category>ITP</category><category>LeanLang</category><category>Math</category><category>Racket</category><guid>https://jaalonso.github.io/vestigium/posts/2024/12/02-readings_shared_12-02-24/</guid><pubDate>Mon, 02 Dec 2024 04:00:00 GMT</pubDate></item></channel></rss>