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Theorem abs2 179
Description: Absorption into Plus. Together with abs1 178, this shows the additive operators form a lattice.
Assertion
Ref Expression
abs2 ((𝜑 & (𝜑𝜓)) ⧟ 𝜑)

Proof of Theorem abs2
StepHypRef Expression
Colors of variables: wff var nilad
Syntax hints:   & wac 30  wlb 55  wad 131
 WARNING: This theorem has an incomplete proof.
This theorem is referenced by: (None)
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