Mark Dominus (陶敏修)
12 recent entries
The shittiest project I ever worked on / PIGS in SPACE!!! / In which I revisit the pastimes of my misspent youth / Overlapping intervals / Cobblestones / How I got four errors into a one-line program / Rewriting published history in Git / On the consistency of PA / More about ZF's asymmetry between union and intersection / The non-duality of open and closed sets / The weird ethics of life insurance / My Git Habits
On the consistency of PA
A monk asked Li Fu, "Master, how do we know that the Peano axioms are
Li Fu said, "The axioms are consistent because they have a model."
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