A calculator app? Anyone could make that (opens in new tab)

If you don't like twitter, here is the paper, it discusses a hybrid approach for calculating mathematical expressions by combining symbolic and analytical methods: https://dl.acm.org/doi/pdf/10.1145/3385412.3386037

Big discussion at the time (1821 points, 86 days ago, 430 comments) https://news.ycombinator.com/item?id=43066953