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Syntax Definition cprd2 25403
Description: Extend class notation to include finite supports products/sums.
Ref Expression
cA  class  A
cB  class  B
vk  set  k
cG  class  G
Ref Expression
cprd2  class prod2 k  e.  A G B

See definition df-prod2 25405 for more information.

Colors of variables: wff set class
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