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| Mirrors > Home > ILE Home > Th. List > a17d | Unicode version | ||
| Description: ax-17 1540 with antecedent. (Contributed by NM, 1-Mar-2013.) |
| Ref | Expression |
|---|---|
| a17d |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | ax-17 1540 |
. 2
| |
| 2 | 1 | a1i 9 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-17 1540 |
| This theorem is referenced by: (None) |
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