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| Mirrors > Home > ILE Home > Th. List > Mathboxes > bj-nfalt | Unicode version | ||
| Description: Closed form of nfal 1468 (copied from set.mm). (Contributed by BJ, 2-May-2019.) |
| Ref | Expression |
|---|---|
| bj-nfalt |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | df-nf 1350 |
. . . 4
| |
| 2 | 1 | albii 1359 |
. . 3
|
| 3 | bj-hbalt 9903 |
. . . . 5
| |
| 4 | 3 | alimi 1344 |
. . . 4
|
| 5 | 4 | alcoms 1365 |
. . 3
|
| 6 | 2, 5 | sylbi 114 |
. 2
|
| 7 | df-nf 1350 |
. 2
| |
| 8 | 6, 7 | sylibr 137 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| 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-5 1336 ax-7 1337 ax-gen 1338 |
| This theorem depends on definitions: df-bi 110 df-nf 1350 |
| This theorem is referenced by: (None) |
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