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Theorem falanfal 1311
Description: A identity. (Contributed by Anthony Hart, 22-Oct-2010.)
Assertion
Ref Expression
falanfal ((⊥ ∧ ⊥) ↔ ⊥)

Proof of Theorem falanfal
StepHypRef Expression
1 anidm 382 1 ((⊥ ∧ ⊥) ↔ ⊥)
Colors of variables: wff set class
Syntax hints:  wa 101  wb 102  wfal 1264
This theorem was proved from axioms:  ax-1 5  ax-2 6  ax-mp 7  ax-ia1 103  ax-ia2 104  ax-ia3 105
This theorem depends on definitions:  df-bi 114
This theorem is referenced by: (None)
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