Hereditary set

Stub grade: U

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This page is a stub, so it contains little or minimal information and is on a to-do list for being expanded.The message provided is:

This page isn't important and wont be expanded upon without request or without anything that covers this definition. It exists only for completeness, and as an example of another meaning of hereditary

Not to be confused with: Hereditary system of sets

Definition

An hereditary set is a set that contains only other sets.

• Caution:I do not know whether the sets contained in a set must also contain only sets or not - that is to say if this means a set can contain arbitrary sets, or if a set must contain other hereditary sets

Grade: C

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Check that "foundations of mathematics" book from the same series as the big hardcore [ilmath]\lambda[/ilmath]-calculus book