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Continue to ChatRecent advances in set-theoretic geology, Harvard Logic Colloquium, October 2016 https://jdh.hamkins.org/recent-advances-in-set-theoretic-geology-harvard-logic-colloquium-october-2016/
Recent advances in set-theoretic geology, Harvard Logic Colloquium, October 2016 https://jdh.hamkins.org/recent-advances-in-set-theoretic-geology-harvard-logic-colloquium-october-2016/