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Mirrors > Home > NFE Home > Th. List > simplbda | Unicode version |
Description: Deduction eliminating a conjunct. (Contributed by NM, 22-Oct-2007.) |
Ref | Expression |
---|---|
pm3.26bda.1 |
Ref | Expression |
---|---|
simplbda |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | pm3.26bda.1 | . . 3 | |
2 | 1 | biimpa 470 | . 2 |
3 | 2 | simprd 449 | 1 |
Colors of variables: wff setvar class |
Syntax hints: wi 4 wb 176 wa 358 |
This theorem was proved from axioms: ax-1 5 ax-2 6 ax-3 7 ax-mp 8 |
This theorem depends on definitions: df-bi 177 df-an 360 |
This theorem is referenced by: (None) |
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