@francoisfleuret Horst Herrlich wrote a book on the Axiom of Choice including alternatives & disasters that come from not assuming choice (e.g., the set of reals gets really weird -related to your comments on measures yesterday): https://t.co/LcMXL7AF3
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@1997_takahashi https://t.co/F7CEAWEQdH こっちの本の方がよさそうですね。モデルの構成方法については参考文献に飛ばすという形の本のようですが…。
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@mealreplacer In my head I’m thinking of this book on the axiom of choice, which has chapters “Disaters without Choice”, “Disasters with Choice”, and “Disaters either way”: https://t.co/fNLloXYvVm
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集合と位相の教科書ってこれだっけ https://t.co/R6YzP8js4l