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In order to prove these results, we shall work within a model of ZFC, in particular, we shall make use of the Axiom of Choice. Therefore, in contrast to the proofs of the corresponding results in Part II, the following proofs are not constructive in general.

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Models and Ultraproducts

  • 章节

  • 发表日期：

    2025年

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  • Lorenz Halbeisen,
  • Regula Krapf

摘要

In order to prove these results, we shall work within a model of ZFC, in particular, we shall make use of the Axiom of Choice. Therefore, in contrast to the proofs of the corresponding results in Part II, the following proofs are not constructive in general.