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Mirrors > Home > QLE Home > Th. List > oml4 | Unicode version |
Description: Orthomodular law. |
Ref | Expression |
---|---|
oml4 |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | ancom 74 | . . 3 | |
2 | dfb 94 | . . . . 5 | |
3 | 2 | lan 77 | . . . 4 |
4 | coman1 185 | . . . . . . 7 | |
5 | 4 | comcom 453 | . . . . . 6 |
6 | coman1 185 | . . . . . . . . 9 | |
7 | 6 | comcom 453 | . . . . . . . 8 |
8 | 7 | comcom2 183 | . . . . . . 7 |
9 | 8 | comcom5 458 | . . . . . 6 |
10 | 5, 9 | fh1 469 | . . . . 5 |
11 | or0 102 | . . . . . 6 | |
12 | anidm 111 | . . . . . . . . . 10 | |
13 | 12 | ran 78 | . . . . . . . . 9 |
14 | 13 | ax-r1 35 | . . . . . . . 8 |
15 | anass 76 | . . . . . . . 8 | |
16 | 14, 15 | ax-r2 36 | . . . . . . 7 |
17 | ancom 74 | . . . . . . . . 9 | |
18 | an0 108 | . . . . . . . . 9 | |
19 | dff 101 | . . . . . . . . . 10 | |
20 | 19 | ran 78 | . . . . . . . . 9 |
21 | 17, 18, 20 | 3tr2 64 | . . . . . . . 8 |
22 | anass 76 | . . . . . . . 8 | |
23 | 21, 22 | ax-r2 36 | . . . . . . 7 |
24 | 16, 23 | 2or 72 | . . . . . 6 |
25 | ancom 74 | . . . . . 6 | |
26 | 11, 24, 25 | 3tr2 64 | . . . . 5 |
27 | 10, 26 | ax-r2 36 | . . . 4 |
28 | 3, 27 | ax-r2 36 | . . 3 |
29 | 1, 28 | ax-r2 36 | . 2 |
30 | lea 160 | . 2 | |
31 | 29, 30 | bltr 138 | 1 |
Colors of variables: term |
Syntax hints: wle 2 wn 4 tb 5 wo 6 wa 7 wf 9 |
This theorem was proved from axioms: ax-a1 30 ax-a2 31 ax-a3 32 ax-a4 33 ax-a5 34 ax-r1 35 ax-r2 36 ax-r4 37 ax-r5 38 ax-r3 439 |
This theorem depends on definitions: df-b 39 df-a 40 df-t 41 df-f 42 df-le1 130 df-le2 131 df-c1 132 df-c2 133 |
This theorem is referenced by: (None) |
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