# @antoniolupetti — chronological list Up: [[Users/@antoniolupetti/@antoniolupetti|@antoniolupetti]] · [[X Research]] 49 most recent posts returned by the X API (Sep 26 – Oct 24, 2026), newest first: 41 top-level posts plus 8 replies. Reposts are not included. Metrics read Oct 24, 2026, about 11:13 PM CT. | Date (CT, 2026) | Type | Post | Impr. | Likes | Note | |---|---|---|---:|---:|---| | Oct 24, 8:55 AM | Post | ["The Linear Algebra Behind Google" is a short paper that explains the mathematics behind Google's original PageRank a…](https://x.com/antoniolupetti/status/2113992794679214108) | 35,611 | 1,054 | PageRank paper | | Oct 23, 7:51 AM | Post | ["Start Doing Graph Theory" is a free, 478-page textbook (October 2026) that provides a comprehensive introduction to …](https://x.com/antoniolupetti/status/2113614352548757628) | 23,207 | 925 | Analyzed: [[Users/@antoniolupetti/Post Analyses/Post Analysis - antoniolupetti on Start Doing Graph Theory (2026-10-23)\|post analysis]] | | Oct 22, 12:41 PM | Post | ["Abstract Algebra: Theory and Applications" by Thomas W. Judson is a free university-level textbook that provides a c…](https://x.com/antoniolupetti/status/2113324847019462694) | 4,016 | 156 | | | Oct 22, 11:04 AM | Post | [This binder contains more than a year's worth of late-night writing: a 100,000-word draft of my first novel. I've rec…](https://x.com/antoniolupetti/status/2113300394982170656) | 744 | 11 | | | Oct 21, 1:05 PM | Post | ["Calculus" by Michael Spivak is widely regarded as one of the most influential textbooks for introducing students to …](https://x.com/antoniolupetti/status/2112968479498244499) | 12,834 | 315 | Spivak is a commercial book; collected text does not call it free | | Oct 20, 4:20 AM | Post | ["Mathematical Theory of the Transformer" is an extensive, 825-page mathematical monograph exploring the theoretical f…](https://x.com/antoniolupetti/status/2112473962978410680) | 71,800 | 1,723 | Second most viewed | | Oct 19, 9:56 AM | Post | ["A Course in Universal Algebra" by Stanley Burris and H. P. Sankappanavar is a classic mathematics textbook first pub…](https://x.com/antoniolupetti/status/2112196088933323243) | 7,816 | 247 | | | Oct 18, 10:59 AM | Post | ["Contemporary Mathematics" is a free textbook that introduces fundamental mathematical concepts over nearly 1,900 pag…](https://x.com/antoniolupetti/status/2111849563799572778) | 13,702 | 430 | | | Oct 18, 9:52 AM | Post | [A quiet autumn Sunday here in Italy. Last night, I finished the first draft of my first book. It's a strange and wond…](https://x.com/antoniolupetti/status/2111832675417784664) | 1,014 | 13 | | | Oct 17, 10:12 AM | Post | ["Elements of Abstract and Linear Algebra" by Edwin H. Connell is a freely available university-level textbook that pr…](https://x.com/antoniolupetti/status/2111475456041947184) | 5,345 | 199 | | | Oct 16, 7:58 AM | Post | ["Introduction to Probability" by Charles M. Grinstead and J. Laurie Snell is a university-level textbook published by…](https://x.com/antoniolupetti/status/2111079230368780591) | 9,935 | 391 | | | Oct 15, 10:53 AM | Post | ["Elementary Differential Equations" by William F. Trench is a free university-level textbook covering the fundamental…](https://x.com/antoniolupetti/status/2110761073594847624) | 6,745 | 206 | | | Oct 15, 6:51 AM | Post | [Over the past few months, after switching from iPhone to the Galaxy Fold 8, I've completely reorganized my personal d…](https://x.com/antoniolupetti/status/2110700139396399609) | 1,245 | 13 | | | Oct 14, 1:39 PM | Post | ["Book of Proof" by Richard Hammack is a completely free textbook first published in 2009 that has become something of…](https://x.com/antoniolupetti/status/2110440279761113152) | 18,364 | 626 | | | Oct 14, 5:20 AM | Reply (own thread) | [If you are interested in this kind of mathematical resources, take a look at the Algebrica bibliography, where there …](https://x.com/antoniolupetti/status/2110314806699802912) | 1,196 | 24 | Bibliography plug | | Oct 13, 11:28 AM | Post | ["Calculus" by Gilbert Strang is a free textbook from MIT that has become a true classic in mathematics education. Wit…](https://x.com/antoniolupetti/status/2110044935831331063) | 73,151 | 1,980 | Most viewed in sample | | Oct 12, 10:34 AM | Post | ["Advanced Linear Algebra with Applications" is a set of lecture notes that explores the mathematical foundations of n…](https://x.com/antoniolupetti/status/2109668976745730202) | 11,086 | 491 | | | Oct 11, 10:29 AM | Post | ["Matrix Calculus for Machine Learning and Beyond" is a free set of MIT lecture notes focused on the mathematics of de…](https://x.com/antoniolupetti/status/2109305479331524747) | 9,054 | 310 | | | Oct 11, 8:41 AM | Reply (own thread) | [> "According to Google Search Console", over the past six months, Algebrica has received 2.24 million views on Google…](https://x.com/antoniolupetti/status/2109278124064067790) | 258 | 1 | | | Oct 11, 8:39 AM | Reply (own thread) | [(link only)](https://x.com/antoniolupetti/status/2109277654134538362) | 318 | 3 | | | Oct 11, 8:38 AM | Post | [October page view estimates for Algebrica suggest that monthly traffic could reach 600,000, up from the previous reco…](https://x.com/antoniolupetti/status/2109277546650943877) | 1,281 | 13 | Algebrica traffic claim | | Oct 10, 10:26 AM | Post | ["Scaling Laws, Carefully" is an excellent article by Lilian Weng that explores the mathematical foundations of scalin…](https://x.com/antoniolupetti/status/2108942211089858862) | 23,581 | 514 | | | Oct 10, 6:04 AM | Post | [This is the time of year when I like to refresh my collection of notebooks for jotting down notes on the go. This yea…](https://x.com/antoniolupetti/status/2108876273703440527) | 1,409 | 26 | | | Oct 9, 5:26 AM | Post | ["Graph Theory with Applications" is a free textbook that provides a comprehensive introduction to graph theory and it…](https://x.com/antoniolupetti/status/2108504419440484818) | 3,742 | 97 | Bondy & Murty graph theory text | | Oct 8, 5:46 AM | Post | ["Speech and Language Processing" is a free textbook from Stanford University, organized into three volumes covering a…](https://x.com/antoniolupetti/status/2108146996041175343) | 7,748 | 224 | | | Oct 7, 4:32 PM | Post | ["Introduction to Modern Algebra" is another free, extensive set of lecture notes by Darij Grinberg, running to more t…](https://x.com/antoniolupetti/status/2107947101325816088) | 12,382 | 323 | | | Oct 7, 1:42 PM | Post | ["De Morgan's Laws" is the Algebrica entry on two simple but fundamental rules that explain how complements interact w…](https://x.com/antoniolupetti/status/2107904382918328389) | 1,700 | 37 | | | Oct 7, 7:05 AM | Post | ["A Spiral Workbook for Discrete Mathematics" is a freely available open textbook (2024) that provides a comprehensive…](https://x.com/antoniolupetti/status/2107804511133663375) | 6,032 | 182 | | | Oct 6, 10:43 AM | Post | ["Introduction to Real Analysis" is a free, comprehensive textbook that builds real analysis from the foundations, wit…](https://x.com/antoniolupetti/status/2107496944301977841) | 5,384 | 147 | | | Oct 5, 11:31 AM | Post | ["Understanding Transformers and Attention Mechanisms" is a concise mathematical introduction to the attention mechani…](https://x.com/antoniolupetti/status/2107146661323546651) | 28,746 | 632 | | | Oct 4, 9:11 AM | Reply (own thread) | [@phillip_isola Thank you for pointing it out! It's a truly excellent book. I hope I can help give it the visibility i…](https://x.com/antoniolupetti/status/2106748961961000964) | 554 | 0 | Reply to @phillip_isola | | Oct 4, 9:08 AM | Post | ["Foundations of Computer Vision" is a freely available online book from MIT Press that provides a broad introduction …](https://x.com/antoniolupetti/status/2106748385399025985) | 8,001 | 239 | | | Oct 4, 3:00 AM | Post | ["Decoding Looped Transformers Better for (Almost) Free" is a new and short paper from Apple on a simple but interesti…](https://x.com/antoniolupetti/status/2106655563350491532) | 9,353 | 187 | | | Oct 3, 1:31 PM | Reply (own thread) | [This book has also been added to the Algebrica Bibliography, which now features more than 200 highly valuable referen…](https://x.com/antoniolupetti/status/2106452028826550489) | 565 | 12 | Bibliography plug | | Oct 3, 11:31 AM | Post | ["Discover Linear Algebra" is a recent, freely available open textbook of about 400 pages that provides a comprehensiv…](https://x.com/antoniolupetti/status/2106421798795387276) | 9,801 | 263 | | | Oct 3, 7:12 AM | Post | [L'Hôpital's rule is a very useful method for evaluating certain limits involving indeterminate forms of the type 0/0 …](https://x.com/antoniolupetti/status/2106356704573092066) | 4,121 | 93 | | | Oct 2, 2:14 PM | Post | ["How to Train a Neural Net" is a concise set of lecture notes from MIT's 2024 Deep Learning course that focuses on on…](https://x.com/antoniolupetti/status/2106100475938398697) | 35,520 | 864 | | | Oct 1, 10:09 AM | Post | ["Learning Mathematics: Why Memory, Practice, and Technique Matter More than Talent" To learn mathematics it is essent…](https://x.com/antoniolupetti/status/2105676419120472152) | 42,411 | 1,368 | | | Sep 30, 9:15 AM | Post | ["Trigonometry" is a free, open textbook on trigonometry, with more than 1,000 pages covering the subject from fundame…](https://x.com/antoniolupetti/status/2105300425947697281) | 8,791 | 259 | | | Sep 29, 4:20 AM | Post | ["An Introduction to Transformers" is a short introductory paper that provides a mathematically precise and intuitive …](https://x.com/antoniolupetti/status/2104863851950784592) | 42,777 | 982 | | | Sep 28, 10:15 AM | Reply (own thread) | [Github repository](https://x.com/antoniolupetti/status/2104590932599542219) | 175 | 0 | | | Sep 28, 10:15 AM | Reply (own thread) | [Bibliography](https://x.com/antoniolupetti/status/2104590785781882929) | 73 | 0 | | | Sep 28, 10:15 AM | Reply (own thread) | [Founding Supporters](https://x.com/antoniolupetti/status/2104590720292286883) | 289 | 0 | Donation page | | Sep 28, 10:13 AM | Post | [🔰 September update for Algebrica. This month has brought another set of very encouraging results. Algebrica has recor…](https://x.com/antoniolupetti/status/2104590446651424835) | 1,717 | 47 | | | Sep 28, 5:56 AM | Post | ["Introduction to Mathematical Analysis II" is a recent, freely available open textbook that provides a rigorous intro…](https://x.com/antoniolupetti/status/2104525732265206214) | 5,910 | 154 | | | Sep 27, 4:54 AM | Post | ["Speech and Language Processing" (Stanford) is a comprehensive free resource on modern Natural Language Processing an…](https://x.com/antoniolupetti/status/2104147611993129322) | 10,525 | 303 | | | Sep 26, 12:14 PM | Post | ["The Little Book of Generative AI Foundations" is a recent, free resource for anyone interested in the math behind mo…](https://x.com/antoniolupetti/status/2103896039560200277) | 10,593 | 276 | | | Sep 26, 10:29 AM | Post | [Algebrica is ready for foldables! The site looks really great on them :) If you enjoy Algebrica and want to help me k…](https://x.com/antoniolupetti/status/2103869451930132713) | 1,735 | 36 | Supporter appeal | | Sep 26, 4:15 AM | Post | ["A Graduate Course in Applied Cryptography" is a comprehensive, free book from Stanford University, with more than 1,…](https://x.com/antoniolupetti/status/2103775551328493726) | 9,622 | 277 | |