What do Sudoku, AI, Rubik’s cubes, clocks and molecules have in common? They can all be reimagined as algebraic equations.

Microsoft launched its Copilot Plus PC and Windows AI efforts last year, and now it’s going a step further today with native Model Context Protocol (MCP) in Windows and the launch of the Windows AI ...

For example, the standard deviation for the S&P 500 index from 2015 to 2025 was 15.37%. Using the spreadsheet, you can paste the returns, prices, or values into it, find the percent change from ...