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A couple of years back I tried to make a list of emoji representing the U.S. presidents. Many of them were fun and easy, or at least amused me. But for some I was stumped. What emoji represents Zachary Taylor? I've been playing around with Anthropic's LLM “Claude” for a while, so I thought I'd see what Claude had to contribute. Last time I had...
Here's a Math SE pathology that bugs me. OP will ask "I'm trying to prove that groups and are isomorphic, I constructed this bijection but I see that it's not a homomorphism. Is it sufficient, or do I need to find a bijective homomorphism?" And respondent will reply in the comments "How can a function which is not an homomorphism prove that...
Last month I did a fairly complex piece of systems programming that worked surprisingly well. But it had one big bug that took me a day to track down. One reason I find the bug interesting is that it exemplifies the sort of challenges that come up in systems programming. The essence of systems programming is that your program is dealing with...
[ Previously: [1] [2] [3] ] A couple of years back I wrote: I live in southeastern Pennsylvania, so the Pennsylvania-New Jersey-Delaware triple point must be somewhere nearby. I sat up and got my phone so I could look at the map, and felt foolish. As you can see, the triple point is in the middle of the Delaware River, as of course it must be;...
Marnanel Thurman reported the following item that they found in an 1875 book titled How to Entertain a Social Party: To Make a Loaf of Bread Dance on the Table. — Having a quill filled with quicksilver and stopped close, you secretly thrust it into a hot roll or loaf, which will put it in motion. (Bottom of page 46.) No further...