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The Mathematics Search Engine
Mathematics News & Resources
4Mathematics is a specialist search engine for Mathematics. Discover the latest math news and mathematical content. Part of the 4SEARCH network of topic specific search engines.
Latest Articles
AI Does Not Need More Answers. It Needs Trustworthy Context.
4+ min ago (833+ words) AI does not need more fluent answers. A useful team agent needs context that is current, addressable, citable, and safe to change. Without those properties, better prose only makes an unsupported answer sound more convincing. The hard questions are operational:…...
Mistakes I Made Building My First Full- Stack AI App
12+ min ago (705+ words) A brutally honest reflection of my experience with rate limits, hallucinating prompts, and deployment horror stories for building my first end-to-end AI application "Building applications with AI is so easy, just plug in an API key and write a 10 line…...
The Shortlist Decides First
19+ min ago (25+ words) The eval this post runs was designed by the readers. A commenter on What the Agent Pays for Discovery... Tagged with ai, mcp, azure, api....
We Thought the LLM Was Wrong. Our Safety Detector Was Wrong.
5+ min ago (131+ words) There is a hidden dependency in a lot of LLM safety benchmarks: You send an adversarial prompt to a model, collect its response, and then some classifier decides whether that response represents refusal, compliance, or ambiguity. Eventually those classifications become…...
PostgreSQL with pgvector vs Vector DBs: Why Almost Nobody Needs Pinecone
18+ min ago (395+ words) Your team just signed up for a dedicated vector database costing $300 per month to index 50,000......
Michigan spending far less on math than literacy
41+ min ago (1320+ words) (This story was originally published by Bridge Michigan, a nonprofit and nonpartisan news organization. Visit the newsroom online: bridgemi.com.) As Michigan goes all in on literacy, some are asking: What about math? Gov. Gretchen Whitmer and State Superintendent Glenn…...
OpenAI???s unreleased AI model solves 100+ maths problems after less than a month of training
30+ min ago (369+ words) OpenAI says an unreleased internal AI model has solved more than 100 long-standing maths problems in less than a month of training. The company said the model began training on August 28 and has since worked across most areas of mathematics. The…...
OpenAI Launches Independent Math AI Advisory Group
6+ hour, 13+ min ago (210+ words) Ted Hisokawa Sep 21, 2026 20:58 OpenAI partners with an independent advisory group to address concerns about AI's role in solving major math problems and its broader implications. OpenAI announced on September 21, 2026, the formation of an independent Advisory Group on Mathematics and Artificial…...
How Machine Learning Is Changing the Way We Inspect the Railway
37+ min ago (1098+ words) Both terms are used to describe AIVR’s capabilities, so it’s worth being clear on what each means. Artificial Intelligence (AI) is the broad field of building systems that can perform tasks that would normally require human intelligence. Machine learning (ML)…...
SQLazy is live on Product Hunt today~~
45+ min ago (59+ words) If you've ever wrestled with SQL, this one's for you. Verify the logic at each step – Intermediate results are inspectable. Let the compiler generate the final SQL. The final SQL is generated by the compiler, not the LLM. This means:…...