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Theorem nfr 440
Description: Property of not-free quantification. (Contributed by la korvo, 25-Jun-2024.)
Assertion
Ref Expression
nfrganai na'a'u da zo'u broda gi ganai broda gi ro da zo'u broda

Proof of Theorem nfr
StepHypRef Expression
1 df-nahahu 437 . 2go na'a'u da zo'u broda gi ro da zo'u ganai broda gi ro da zo'u broda
2 ax-spec1 228 . 2ganai ro da zo'u ganai broda gi ro da zo'u broda gi ganai broda gi ro da zo'u broda
31, 2sylbi 104 1ganai na'a'u da zo'u broda gi ganai broda gi ro da zo'u broda
Colors of variables: sumti selbri bridi
Syntax hints:   ganai bgan 9   ro brd 222   na'a'u bnd 436
This theorem was proved from axioms:  ax-mp 10  ax-k 11  ax-s 15  ax-ge-le 48  ax-spec1 228
This theorem depends on definitions:  df-go 83  df-nahahu 437
This theorem is referenced by:  nfri  441
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