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Syntax Definition ccomk 4180
Description: Extend the definition of a class to include the Kuratowski composition of two classes. (Read: The composition of A and B.)
Hypotheses
Ref Expression
cA class A
cB class B
Assertion
Ref Expression
ccomk class (A k B)

See definition df-cok 4190 for more information.

Colors of variables: wff setvar class
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