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Mirrors > Home > QLE Home > Th. List > u5lemanb | Unicode version |
Description: Lemma for relevance implication study. |
Ref | Expression |
---|---|
u5lemanb |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | df-i5 48 | . . 3 | |
2 | 1 | ran 78 | . 2 |
3 | comanr2 465 | . . . . . 6 | |
4 | 3 | comcom3 454 | . . . . 5 |
5 | comanr2 465 | . . . . . 6 | |
6 | 5 | comcom3 454 | . . . . 5 |
7 | 4, 6 | com2or 483 | . . . 4 |
8 | comanr2 465 | . . . 4 | |
9 | 7, 8 | fh1r 473 | . . 3 |
10 | ax-a2 31 | . . . 4 | |
11 | anass 76 | . . . . . . 7 | |
12 | anidm 111 | . . . . . . . 8 | |
13 | 12 | lan 77 | . . . . . . 7 |
14 | 11, 13 | ax-r2 36 | . . . . . 6 |
15 | 4, 6 | fh1r 473 | . . . . . . 7 |
16 | anass 76 | . . . . . . . . . 10 | |
17 | dff 101 | . . . . . . . . . . . . 13 | |
18 | 17 | lan 77 | . . . . . . . . . . . 12 |
19 | 18 | ax-r1 35 | . . . . . . . . . . 11 |
20 | an0 108 | . . . . . . . . . . 11 | |
21 | 19, 20 | ax-r2 36 | . . . . . . . . . 10 |
22 | 16, 21 | ax-r2 36 | . . . . . . . . 9 |
23 | anass 76 | . . . . . . . . . 10 | |
24 | 17 | lan 77 | . . . . . . . . . . . 12 |
25 | 24 | ax-r1 35 | . . . . . . . . . . 11 |
26 | an0 108 | . . . . . . . . . . 11 | |
27 | 25, 26 | ax-r2 36 | . . . . . . . . . 10 |
28 | 23, 27 | ax-r2 36 | . . . . . . . . 9 |
29 | 22, 28 | 2or 72 | . . . . . . . 8 |
30 | or0 102 | . . . . . . . 8 | |
31 | 29, 30 | ax-r2 36 | . . . . . . 7 |
32 | 15, 31 | ax-r2 36 | . . . . . 6 |
33 | 14, 32 | 2or 72 | . . . . 5 |
34 | or0 102 | . . . . 5 | |
35 | 33, 34 | ax-r2 36 | . . . 4 |
36 | 10, 35 | ax-r2 36 | . . 3 |
37 | 9, 36 | ax-r2 36 | . 2 |
38 | 2, 37 | ax-r2 36 | 1 |
Colors of variables: term |
Syntax hints: wb 1 wn 4 wo 6 wa 7 wf 9 wi5 16 |
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-i5 48 df-le1 130 df-le2 131 df-c1 132 df-c2 133 |
This theorem is referenced by: u5lemnob 674 u5lembi 725 |
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