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Definition df-fal 1401
Description: Definition of the truth value "false", or "falsum", denoted by . See also df-tru 1398. (Contributed by Anthony Hart, 22-Oct-2010.)
Assertion
Ref Expression
df-fal

Detailed syntax breakdown of Definition df-fal
StepHypRef Expression
1 wfal 1400 . 2
2 wtru 1396 . . 3
32wn 3 . 2
41, 3wb 184 1
Colors of variables: wff setvar class
This definition is referenced by:  fal  1402  nottru  1431
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