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Syntax Definition ccom 4693
Description: Extend the definition of a class to include the composition of two classes. (Read: The composition of  A and  B.)
Hypotheses
Ref Expression
cA  class  A
cB  class  B
Assertion
Ref Expression
ccom  class  ( A  o.  B )

See definition df-co 4698 for more information.

Colors of variables: wff set class
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