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Mirrors > Home > MPE Home > Th. List > a1ddd | Structured version Visualization version Unicode version |
Description: Triple deduction introducing an antecedent to a wff. Deduction associated with a1dd 50. Double deduction associated with a1d 25. Triple deduction associated with ax-1 6 and a1i 11. (Contributed by Jeff Hankins, 4-Aug-2009.) |
Ref | Expression |
---|---|
a1ddd.1 |
Ref | Expression |
---|---|
a1ddd |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | a1ddd.1 | . 2 | |
2 | ax-1 6 | . 2 | |
3 | 1, 2 | syl8 76 | 1 |
Colors of variables: wff setvar class |
Syntax hints: wi 4 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 |
This theorem is referenced by: ad4ant123 1294 ad5ant13 1301 ad5ant14 1302 ad5ant15 1303 ad5ant23 1304 ad5ant24 1305 ad5ant25 1306 ad5ant234 1308 ad5ant235 1309 ad5ant123 1310 ad5ant124 1311 ad5ant134 1313 ad5ant135 1314 |
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