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Mirrors > Home > ILE Home > Th. List > hbia1 | Unicode version |
Description: Lemma 23 of [Monk2] p. 114. (Contributed by NM, 29-May-2008.) |
Ref | Expression |
---|---|
hbia1 |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | hba1 1505 | . 2 | |
2 | hba1 1505 | . 2 | |
3 | 1, 2 | hbim 1509 | 1 |
Colors of variables: wff set class |
Syntax hints: wi 4 wal 1314 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-5 1408 ax-gen 1410 ax-4 1472 ax-ial 1499 ax-i5r 1500 |
This theorem is referenced by: (None) |
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