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Syntax Definition coprab 5923
Description: Extend class notation to include class abstraction (class builder) of nested ordered pairs.
Hypotheses
Ref Expression
wph wff ph
vx setvar x
vy setvar y
vz setvar z
Assertion
Ref Expression
coprab class { <. <. x , y >. , z >. | ph }
See definition df-oprab 5926 for more information.
Colors of variables: wff set class
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