Description: Several properties of Boolean algebras provable in \(ZFC\) are not provable in \(ZF\) alone

Content:

In Plotkin [1976], it is shown that several properties of Boolean algebras provable in \(ZFC\) are not provable in \(ZF\) alone. Forms Form 247 and Form 248 are examples.

Howard-Rubin number: 86

Type: Remark

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