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Mirrors > Home > ILE Home > Th. List > naecoms | Unicode version |
Description: A commutation rule for distinct variable specifiers. (Contributed by NM, 2-Jan-2002.) |
Ref | Expression |
---|---|
naecoms.1 |
Ref | Expression |
---|---|
naecoms |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | ax-10 1396 | . . 3 | |
2 | 1 | con3i 562 | . 2 |
3 | naecoms.1 | . 2 | |
4 | 2, 3 | syl 14 | 1 |
Colors of variables: wff set class |
Syntax hints: wn 3 wi 4 wal 1241 wceq 1243 |
This theorem was proved from axioms: ax-1 5 ax-2 6 ax-mp 7 ax-in1 544 ax-in2 545 ax-10 1396 |
This theorem is referenced by: nfcvf2 2200 |
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