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Theorem bnj1364 31399
Description: Property of FrSe. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.)
Ref Expression
bnj1364 (𝑅 FrSe 𝐴𝑅 Se 𝐴)

Proof of Theorem bnj1364
StepHypRef Expression
1 df-bnj15 31064 . 2 (𝑅 FrSe 𝐴 ↔ (𝑅 Fr 𝐴𝑅 Se 𝐴))
21simprbi 483 1 (𝑅 FrSe 𝐴𝑅 Se 𝐴)
Colors of variables: wff setvar class
Syntax hints:  wi 4   Fr wfr 5218   Se w-bnj13 31061   FrSe w-bnj15 31063
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8
This theorem depends on definitions:  df-bi 197  df-an 385  df-bnj15 31064
This theorem is referenced by:  bnj1489  31427
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