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Mirrors > Home > QLE Home > Th. List > nom54 | Unicode version |
Description: Part of Lemma 3.3(15) from "Non-Orthomodular Models..." paper. |
Ref | Expression |
---|---|
nom54 |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | ancom 74 | . . . . . . . 8 | |
2 | anor3 90 | . . . . . . . 8 | |
3 | 1, 2 | ax-r2 36 | . . . . . . 7 |
4 | 3 | lor 70 | . . . . . 6 |
5 | 3 | ax-r4 37 | . . . . . . . 8 |
6 | 5 | lan 77 | . . . . . . 7 |
7 | 6 | lor 70 | . . . . . 6 |
8 | 4, 7 | 2an 79 | . . . . 5 |
9 | df-id3 52 | . . . . 5 | |
10 | df-id3 52 | . . . . 5 | |
11 | 8, 9, 10 | 3tr1 63 | . . . 4 |
12 | 11 | ax-r1 35 | . . 3 |
13 | nom23 316 | . . 3 | |
14 | 12, 13 | ax-r2 36 | . 2 |
15 | nomcon4 305 | . 2 | |
16 | i2i1 267 | . 2 | |
17 | 14, 15, 16 | 3tr1 63 | 1 |
Colors of variables: term |
Syntax hints: wb 1 wn 4 wo 6 wa 7 wi1 12 wi2 13 wid3 20 wid4 21 |
This theorem was proved from axioms: ax-a1 30 ax-a2 31 ax-a4 33 ax-a5 34 ax-r1 35 ax-r2 36 ax-r4 37 ax-r5 38 |
This theorem depends on definitions: df-a 40 df-t 41 df-i1 44 df-i2 45 df-id1 50 df-id2 51 df-id3 52 df-id4 53 df-le1 130 df-le2 131 |
This theorem is referenced by: nom61 338 |
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