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Mirrors > Home > ILE Home > Th. List > pm2.43a | Unicode version |
Description: Inference absorbing redundant antecedent. (Contributed by NM, 7-Nov-1995.) (Proof shortened by O'Cat, 28-Nov-2008.) |
Ref | Expression |
---|---|
pm2.43a.1 |
Ref | Expression |
---|---|
pm2.43a |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | id 19 | . 2 | |
2 | pm2.43a.1 | . 2 | |
3 | 1, 2 | mpid 42 | 1 |
Colors of variables: wff set class |
Syntax hints: wi 4 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 |
This theorem is referenced by: pm2.43b 52 rspc 2828 rspc2gv 2846 intss1 3844 fvopab3ig 5568 nndi 6462 uzind2 9311 ssfzo12 10167 fiinopn 12717 |
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