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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
Your Backtest's Max Drawdown Is a Single Sample, Not a Risk Estimate
12+ min ago (1023+ words) Every backtest report has a line that says maximum drawdown. Mine said 15.3R. I used that number to size positions for years, and it took me an embarrassingly long time to notice that it is not a risk estimate. It is…...
Use Sage with AI via MCP | CompanyGPT
1+ week, 1+ day ago (478+ words) Sage 100 and Sage X3 hold the commercial core processes together in many mid-sized companies. No MCP server exists for them yet, so we build the CompanyGPT integration individually on the web services of the respective Sage line. For Sage 100 and Sage…...
Claude Mythos 5 vs GLM-5.3: Benchmarks & Cost
23+ hour, 29+ min ago (141+ words) Updated September 2, 2026. Public scores include evidence status and uncertainty. They are not guarantees for a specific workload. Estimated · Public rank #34 1 results are shared. Category rows based on different benchmark sets are marked directional and do not name a winner. Claude…...
Gemma 3 27B vs Muse Spark 1.3: Benchmarks & Cost
23+ hour, 29+ min ago (120+ words) Updated September 2, 2026. Public scores include evidence status and uncertainty. They are not guarantees for a specific workload. Gemma 3 27Bvs Muse Spark 1.3 The page does not recommend a cost winner because at least one model cannot fit the stated workload in one…...
Quasar 438B vs Step 3.5 Flash: Benchmarks & Cost
23+ hour, 29+ min ago (97+ words) Updated September 2, 2026. Public scores include evidence status and uncertainty. They are not guarantees for a specific workload. Quasar 438Bvs Step 3.5 Flash Step 3.5 Flash has the lower estimated token cost for this stated workload. Costs use the listed standard API rates. Radar…...
GLM-4.7-Flash vs Quasar 438B: Benchmarks & Cost
19+ hour, 29+ min ago (72+ words) Updated September 2, 2026. Public scores include evidence status and uncertainty. They are not guarantees for a specific workload. Radar confirms releases, published price changes, and retirement dates at the source. Free Radar Brief sends up to five confirmed changes on mornings…...
GLM-4.5-Air vs Muse Spark 1.3: Benchmarks & Cost
23+ hour, 29+ min ago (100+ words) Updated September 2, 2026. Public scores include evidence status and uncertainty. They are not guarantees for a specific workload. GLM-4.5-Airvs Muse Spark 1.3 GLM-4.5-Air has the lower estimated token cost for this stated workload. Costs use the listed standard API rates....
In the Next 70% of My Life, I’ll Probably Keep Asking: Is This Made by AI?
26+ min ago (923+ words) The issue of AI-generated forgery really needs to be properly regulated. On the morning of August 26, a mudslide tragedy just occurred at the Jilong Port, and fake images created by AI spread that very night. The high-traffic post on Weibo…...
Putting a Deterministic Cop Between Your LLM and Its Tools Is Not Optional Anymore
33+ min ago (345+ words) A proxy that sits between an LLM and its MCP servers, enforcing policy the model literally cannot reach or reason its way around. It got two points and zero comments on HN. That gap between significance and attention is the…...
AI learned from cardiologists’ notes, and needed far less labeled ECG data
35+ min ago (627+ words) By teaching an AI system to connect raw heart signals with the clinical insights contained in cardiologists’ reports, researchers tested whether routine ECGs could reveal more with far fewer labeled examples. The model was further shown to match the performance…...