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Syntax Definition bj-cpr2 34223
Description: Syntax for the second class tuple projection. (Contributed by BJ, 6-Oct-2018.)
Hypothesis
Ref Expression
cA class 𝐴
Assertion
Ref Expression
bj-cpr2 class pr2 𝐴

See definition df-bj-pr2 34224 for more information.

Colors of variables: wff setvar class
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