Marcus Barnes
@MarcusBarnes
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Cutting-edge LLM4SE research to revolutionize software development. Pioneering AI for transformative mathematical research. #LLM4SE #AIforMath
Toronto, ON
Joined May 2009
You can now connect your Letta Code agent to GitHub with the command /install-github-app ! 👾 Since agents are stateful, you can interact with the same agent with the same persistent memory on GitHub and locally in your CLI.
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Leslie Lamport won a Turing award for his fundamental contributions to distributed systems. For instance, he invented the Paxos consensus algorithm that is a critical component of many distributed systems today. I interviewed him about his work and career. We discussed: • Why
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I want to share a little story for my own research life that I cut from the essay I posted this weekend, but which I think gives an interesting look into where AI tools are currently for day-to-day research tasks. For a project I am working on now, I and my two coauthors needed
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Some thoughts on AI and mathematics, inspired by "First Proof."
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You can understand more about how learning works from Ravi Vakils page for PhD students than 90% of writing on this topic
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Updates: Excited to share that Agent Data Protocol (ADP) is accepted to ICLR 2026 Oral! 🎉 We also added support for 3 new datasets: SWE-Play, MiniCoder, and Toucan, bringing us to 3M trajectories supported. If you're training agentic LMs, try ADP + tell us what dataset/agent
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🔥 We’re partnering with researchers to push the frontier of mathematics and science using AI. If you want to build the future with us, take a look: https://t.co/TmCdEBxIPY
projectnumina.ai
The Numina fellowship is designed for research groups worldwide interested in accelerating their programs with AI tools specialized in mathematical reasoning.
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We're releasing Letta Code, a memory-first coding agent - open source (apache 2.0) - model agnostic - portable agent learning and memory
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‼️Position: AI coding agent research needs recalibration. We've heavily optimized for solo autonomy, and far less for designing agents that empower the humans using them. It’s time to build human-centered coding agents. 🧵
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Recently I gave a talk on LLMs for Math Research (mostly to an audience of pure and applied mathematicians) I tried to compile the latest progress in one presentation pdf and video recording: https://t.co/Q5qvnEwAiE
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Beautiful talk by Barry Mazur on the BSD conjecture from a few days ago here: https://t.co/3NV1KYpHXn Good example of a quite early major impact of computing on mathematics research.
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This paper describes our Aletheia system that solved multiple open Erdős problems. It also contributed intermediate propositions on two research papers, collaborated with a human author on a third paper, and produced a standalone fourth paper on its own. https://t.co/lHOtzrJ1kv
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Our blog post describes how Deep Think agents are making research progress in pure mathematics, physics, and computer science. https://t.co/QAi9aagb5E
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We are looking for brilliant deep learning researchers to help us solve program synthesis at @ndea. If you strongly feel like AGI should be capable of invention, not just automation, consider joining us. Apply here:
ndea.com
Be a part of the team building AGI for scientific advancement.
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Formed this team 4 weeks ago. We’ve had a good start to 2026, and we're having a ton of fun with some early results. We’re scaling up. Lean experts... join us at @axiommathai we’re hiring. Please share... 📧 careers@axiommath.ai @leanprover
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Takeaway: formalization isn't just about rigor — it forces you to confront every implicit assumption textbooks silently skip. The future is the mixture of natural language and Lean for ai4math.
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🚀 We present the first large-scale Lean 4 formulation of Statistical learning theory from scratch! Led by my student @yuanhezhang6 and collaborated with @jasondeanlee 📄 Paper: https://t.co/8q5laY8KYp 💻 GitHub: https://t.co/mTpkr92TMQ 🤗 Dataset: https://t.co/K8wDD6us4k
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CSLib: The Lean computer science library. ~ Clark Barrett, Swarat Chaudhuri, Fabrizio Montesi, Jim Grundy, Pushmeet Kohli, Leonardo de Moura, Alexandre Rademaker, Sorrachai Yingchareonthawornchai. https://t.co/5aruq4Nl3S
#ITP #LeanProver #CompSci
arxiv.org
We introduce CSLib, an open-source framework for proving computer-science-related theorems and writing formally verified code in the Lean proof assistant. CSLib aims to be for computer science...
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Five reasons I do AI for math: We’re entering an era of instant access to domain-expert skills coupled with Lean-verification. We can now turn human curiosity into assisted intuition, and then into certified truth. 🧵 @axiommathai @leanprover
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