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Mirrors > Home > MPE Home > Th. List > 2a1dd | Structured version Visualization version Unicode version |
Description: Double deduction introducing two antecedents. Two applications of 2a1dd 51. Deduction associated with 2a1d 26. Double deduction associated with 2a1 28 and 2a1i 12. (Contributed by Jeff Hankins, 5-Aug-2009.) |
Ref | Expression |
---|---|
2a1dd.1 |
Ref | Expression |
---|---|
2a1dd |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | 2a1dd.1 | . . 3 | |
2 | 1 | a1dd 50 | . 2 |
3 | 2 | a1dd 50 | 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: ad5ant13 1301 ad5ant14 1302 ad5ant15 1303 ad5ant23 1304 ad5ant24 1305 ad5ant25 1306 ad5ant125 1312 |
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