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Theorem nfnth 442
Description: Non-theorems are closed. (Contributed by la korvo, 25-Jun-2024.)
Hypothesis
Ref Expression
nfnth.0naku broda
Assertion
Ref Expression
nfnthna'a'u da zo'u broda

Proof of Theorem nfnth
StepHypRef Expression
1 nfnth.0 . . 3naku broda
21efqi 285 . 2ganai broda gi ro da zo'u broda
32nfi 437 1na'a'u da zo'u broda
Colors of variables: sumti selbri bridi
Syntax hints:   ro brd 222
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  ax-efq 284
This theorem depends on definitions:  df-go 83  df-nahahu 435
This theorem is referenced by: (None)
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