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Mirrors > Home > ILE Home > Th. List > 3impexp | Unicode version |
Description: impexp 250 with a 3-conjunct antecedent. (Contributed by Alan Sare, 31-Dec-2011.) |
Ref | Expression |
---|---|
3impexp |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | id 19 | . . 3 | |
2 | 1 | 3expd 1121 | . 2 |
3 | id 19 | . . 3 | |
4 | 3 | 3impd 1118 | . 2 |
5 | 2, 4 | impbii 117 | 1 |
Colors of variables: wff set class |
Syntax hints: wi 4 wb 98 w3a 885 |
This theorem was proved from axioms: ax-1 5 ax-2 6 ax-mp 7 ax-ia1 99 ax-ia2 100 ax-ia3 101 |
This theorem depends on definitions: df-bi 110 df-3an 887 |
This theorem is referenced by: 3impexpbicom 1327 |
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