# Comparing the $\emptyset$, $\{\emptyset \}$, $\{ \{ \emptyset \} \}$, etc.

by Allen J. Schwenk (Western Michigan University)

College Mathematics Journal
May, 2002

Subject classification(s): Logic and Foundations | Set Theory
Applicable Course(s): 4.6 Logic/Foundations

Uses which student does which assignment to give examples of comparing the empty set, the set containing the empty set, etc...

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