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Theorem nfnd 1544
Description: Deduction associated with nfnt 1543. (Contributed by Mario Carneiro, 24-Sep-2016.)
Hypothesis
Ref Expression
nfnd.1  F/
Assertion
Ref Expression
nfnd  F/

Proof of Theorem nfnd
StepHypRef Expression
1 nfnd.1 . 2  F/
2 nfnt 1543 . 2  F/  F/
31, 2syl 14 1  F/
Colors of variables: wff set class
Syntax hints:   wn 3   wi 4   F/wnf 1346
This theorem was proved from axioms:  ax-1 5  ax-2 6  ax-mp 7  ax-ia1 99  ax-ia2 100  ax-ia3 101  ax-in1 544  ax-in2 545  ax-5 1333  ax-gen 1335  ax-ie2 1380  ax-4 1397  ax-ial 1424
This theorem depends on definitions:  df-bi 110  df-tru 1245  df-fal 1248  df-nf 1347
This theorem is referenced by:  nfned  2292  nfneld  2299  nfifd  3349
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