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**Comments for Joel David Hamkins** Comment on Lectures on the Philosophy of Mathematics, Oxford, Michaelmas 2018 by Ruizhi Yang
**Comments for Joel David Hamkins** Comment on The axiom of well-ordered replacement is equivalent to full replacement over Zermelo + foundation by Ruizhi Yang
**Comments for Joel David Hamkins** Comment on There are no nondegenerate regular polygons in the integer lattice, except for squares by The Original CC
**Comments for Joel David Hamkins** Comment on The axiom of well-ordered replacement is equivalent to full replacement over Zermelo + foundation by Transfinite recursion as a fundamental principle in set theory | Joel David Hamkins
**Comments for Joel David Hamkins** Comment on Transfinite recursion as a fundamental principle in set theory by Replacement for well-ordered sets is equivalent to full replacement over Zermelo + foundation | Joel David Hamkins
**Comments for Joel David Hamkins** Comment on Topological models of arithmetic by Hendrik Boom
**Comments for Joel David Hamkins** Comment on Lectures on the Philosophy of Mathematics, Oxford, Michaelmas 2018 by Joel David Hamkins
**Comments for Joel David Hamkins** Comment on Lectures on the Philosophy of Mathematics, Oxford, Michaelmas 2018 by Andrej Bauer
**Comments for Joel David Hamkins** Comment on Lectures on the Philosophy of Mathematics, Oxford, Michaelmas 2018 by Joel David Hamkins
**Comments for Joel David Hamkins** Comment on Lectures on the Philosophy of Mathematics, Oxford, Michaelmas 2018 by beekmancharlie

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