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Theorem nfth 441
Description: Theorems are closed. (Contributed by la korvo, 25-Jun-2024.)
Hypothesis
Ref Expression
hbth.0broda
Assertion
Ref Expression
nfthna'a'u da zo'u broda

Proof of Theorem nfth
StepHypRef Expression
1 hbth.0 . . 3broda
21hbth 440 . 2ganai broda gi ro da zo'u broda
32nfi 437 1na'a'u da zo'u broda
Colors of variables: sumti selbri bridi
This theorem was proved from axioms:  ax-mp 10  ax-k 11  ax-s 15  ax-ge-le 48  ax-ge-re 49  ax-ge-in 50  ax-gen1 224
This theorem depends on definitions:  df-go 83  df-nahahu 435
This theorem is referenced by:  ceihi-nf  443  subt  458
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