RT @Blaisorblade: @LawrPaulson @jonmsterling @andrejbauer I was mostly worrying of HoTT, but for Isabelle I struggle to reconcile that with…
@LawrPaulson @jonmsterling @andrejbauer I was mostly worrying of HoTT, but for Isabelle I struggle to reconcile that with (1) people keep struggling to port Iris to Isabelle (2) papers like https://t.co/1PBtuBr93m exist.
@TaliaRinger @c_rizkallah However, types _for individuals_ would still be types so they’re a problem, and explicit membership predicates are such a pain people try hard to avoid them — they’re “explicit carriers” in the intro to https://t.co/1PBtuBr93m.
@XenaProject Great thread, but how does the shoehorning into HOL differ from the shoehorning into ZFC?* *IIUC, Isabelle has much better automation than Coq, also because its logic is simpler. OTOH, even (universal) algebra requires shoehorning: https://t