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Mirrors > Home > ILE Home > Th. List > expl | Unicode version |
Description: Export a wff from a left conjunct. (Contributed by Jeff Hankins, 28-Aug-2009.) |
Ref | Expression |
---|---|
expl.1 |
Ref | Expression |
---|---|
expl |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | expl.1 | . . 3 | |
2 | 1 | exp31 356 | . 2 |
3 | 2 | impd 251 | 1 |
Colors of variables: wff set class |
Syntax hints: wi 4 wa 102 |
This theorem was proved from axioms: ax-1 5 ax-2 6 ax-mp 7 ax-ia1 104 ax-ia2 105 ax-ia3 106 |
This theorem is referenced by: recclnq 6582 shftfvalg 9706 shftfval 9709 |
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