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Mirrors > Home > ILE Home > Th. List > hbeud | Unicode version |
Description: Deduction version of hbeu 1962. (Contributed by NM, 15-Feb-2013.) (Proof rewritten by Jim Kingdon, 25-May-2018.) |
Ref | Expression |
---|---|
hbeud.1 | |
hbeud.2 | |
hbeud.3 |
Ref | Expression |
---|---|
hbeud |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | hbeud.2 | . . . 4 | |
2 | 1 | nfi 1391 | . . 3 |
3 | hbeud.1 | . . . . 5 | |
4 | 3 | nfi 1391 | . . . 4 |
5 | hbeud.3 | . . . 4 | |
6 | 4, 5 | nfd 1456 | . . 3 |
7 | 2, 6 | nfeud 1957 | . 2 |
8 | 7 | nfrd 1453 | 1 |
Colors of variables: wff set class |
Syntax hints: wi 4 wal 1282 weu 1941 |
This theorem was proved from axioms: ax-1 5 ax-2 6 ax-mp 7 ax-ia1 104 ax-ia2 105 ax-ia3 106 ax-io 662 ax-5 1376 ax-7 1377 ax-gen 1378 ax-ie1 1422 ax-ie2 1423 ax-8 1435 ax-10 1436 ax-11 1437 ax-i12 1438 ax-bndl 1439 ax-4 1440 ax-17 1459 ax-i9 1463 ax-ial 1467 ax-i5r 1468 |
This theorem depends on definitions: df-bi 115 df-tru 1287 df-nf 1390 df-sb 1686 df-eu 1944 |
This theorem is referenced by: (None) |
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