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Mirrors > Home > ILE Home > Th. List > 3mix2d | Unicode version |
Description: Deduction introducing triple disjunction. (Contributed by Scott Fenton, 8-Jun-2011.) |
Ref | Expression |
---|---|
3mixd.1 |
Ref | Expression |
---|---|
3mix2d |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | 3mixd.1 | . 2 | |
2 | 3mix2 1162 | . 2 | |
3 | 1, 2 | syl 14 | 1 |
Colors of variables: wff set class |
Syntax hints: wi 4 w3o 972 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 105 ax-ia2 106 ax-ia3 107 ax-io 704 |
This theorem depends on definitions: df-bi 116 df-3or 974 |
This theorem is referenced by: exmidontriimlem3 7189 fztri3or 9984 trirec0 14038 |
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