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Mirrors > Home > ILE Home > Th. List > exp42 | Unicode version |
Description: An exportation inference. (Contributed by NM, 26-Apr-1994.) |
Ref | Expression |
---|---|
exp42.1 |
Ref | Expression |
---|---|
exp42 |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | exp42.1 | . . 3 | |
2 | 1 | exp31 362 | . 2 |
3 | 2 | expd 256 | 1 |
Colors of variables: wff set class |
Syntax hints: wi 4 wa 103 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia3 107 |
This theorem is referenced by: f1ocnv2d 6050 |
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