nostr:npub1k4qmle0sq0u0fwfz8l7zr85j3ag07z0v3lzj7xrkz5v6sfxdd00ss73lsq This relatively common category of ambiguous mathematical statements seems to ignore the use of parentheses to remove ambiguity. I suppose not using parentheses is required in order to cultivate disagreement, but I don't really see the point. It's easy to make the statement unambiguous.