RT @brokenbijection: @codydroux @ereliuer_eteer @YuriSulyma https://t.co/DfruWte2Wk https://t.co/ybvxygdp40 These two references have diffe…
@JDHamkins @FF_un1 When I wrote course notes on combinatorics, I looked this up, and I remember some subtleties (which are out of my league). The text below quotes a claim that the class of all cardinals satisfy the pigeonhole principle but not the princip
Or can I? This is honestly a bit much for me 😣 Just going to tentatively accept WOP iff MI for now. https://t.co/jqM6O1tin0
RT @sioum: “Are Induction and Well-Ordering Equivalent?” Math Intelligencer (2019) 41: 33 https://t.co/F17PzTm4x9 No?? 아니었다니...
RT @sioum: “Are Induction and Well-Ordering Equivalent?” Math Intelligencer (2019) 41: 33 https://t.co/F17PzTm4x9 No?? 아니었다니...
“Are Induction and Well-Ordering Equivalent?” Math Intelligencer (2019) 41: 33 https://t.co/F17PzTm4x9 No?? 아니었다니...