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Mirrors > Home > NFE Home > Th. List > simp1bi | Unicode version |
Description: Deduce a conjunct from a triple conjunction. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) |
Ref | Expression |
---|---|
3simp1bi.1 |
Ref | Expression |
---|---|
simp1bi |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | 3simp1bi.1 | . . 3 | |
2 | 1 | biimpi 186 | . 2 |
3 | 2 | simp1d 967 | 1 |
Colors of variables: wff setvar class |
Syntax hints: wi 4 wb 176 w3a 934 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 |
This theorem depends on definitions: df-bi 177 df-an 360 df-3an 936 |
This theorem is referenced by: sfintfin 4532 sfin111 4536 vfinspsslem1 4550 weds 5938 |
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