A Mathematician with early access to XAI Grok 4.20, found a new Bellman function for one of the problems he had been working ...

1A. This [Bit of regal headwear] is not a crown or a tiara, but a DIADEM, which appears in the modern Times puzzle ...

They found that students assigned to teachers who used more mathematical vocabulary in their lessons made greater progress ...

James Chen, CMT is an expert trader, investment adviser, and global market strategist. Andy Smith is a Certified Financial Planner (CFP®), licensed realtor and educator with over 35 years of diverse ...