Category:Empty Class
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This category contains results about the empty class.
A class is defined as being empty if and only if it has no elements.
That is:
- $\forall x: x \notin A$
or:
- $\neg \exists x: x \in A$
The empty class is usually denoted $\O$ or $\emptyset$.
Pages in category "Empty Class"
The following 8 pages are in this category, out of 8 total.