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Mirrors > Home > ILE Home > Th. List > nfrmo1 | Unicode version |
Description: is not free in . (Contributed by NM, 16-Jun-2017.) |
Ref | Expression |
---|---|
nfrmo1 |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | df-rmo 2422 | . 2 | |
2 | nfmo1 2009 | . 2 | |
3 | 1, 2 | nfxfr 1450 | 1 |
Colors of variables: wff set class |
Syntax hints: wa 103 wnf 1436 wcel 1480 wmo 1998 wrmo 2417 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 105 ax-ia2 106 ax-ia3 107 ax-5 1423 ax-7 1424 ax-gen 1425 ax-ie1 1469 ax-ie2 1470 ax-4 1487 ax-ial 1514 ax-i5r 1515 |
This theorem depends on definitions: df-bi 116 df-nf 1437 df-eu 2000 df-mo 2001 df-rmo 2422 |
This theorem is referenced by: nfdisj1 3914 |
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