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Mirrors > Home > QLE Home > Th. List > ud5lem2 | Unicode version |
Description: Lemma for unified disjunction. |
Ref | Expression |
---|---|
ud5lem2 |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | df-i5 48 | . 2 | |
2 | ax-a3 32 | . . 3 | |
3 | ancom 74 | . . . . 5 | |
4 | anabs 121 | . . . . 5 | |
5 | 3, 4 | ax-r2 36 | . . . 4 |
6 | ax-a2 31 | . . . . 5 | |
7 | anor2 89 | . . . . . . . . . 10 | |
8 | 7 | ax-r1 35 | . . . . . . . . 9 |
9 | 8 | ran 78 | . . . . . . . 8 |
10 | an32 83 | . . . . . . . . 9 | |
11 | anidm 111 | . . . . . . . . . 10 | |
12 | 11 | ran 78 | . . . . . . . . 9 |
13 | 10, 12 | ax-r2 36 | . . . . . . . 8 |
14 | 9, 13 | ax-r2 36 | . . . . . . 7 |
15 | 8 | ran 78 | . . . . . . . 8 |
16 | an32 83 | . . . . . . . . 9 | |
17 | ancom 74 | . . . . . . . . . 10 | |
18 | ancom 74 | . . . . . . . . . . . . 13 | |
19 | dff 101 | . . . . . . . . . . . . . 14 | |
20 | 19 | ax-r1 35 | . . . . . . . . . . . . 13 |
21 | 18, 20 | ax-r2 36 | . . . . . . . . . . . 12 |
22 | 21 | lan 77 | . . . . . . . . . . 11 |
23 | an0 108 | . . . . . . . . . . 11 | |
24 | 22, 23 | ax-r2 36 | . . . . . . . . . 10 |
25 | 17, 24 | ax-r2 36 | . . . . . . . . 9 |
26 | 16, 25 | ax-r2 36 | . . . . . . . 8 |
27 | 15, 26 | ax-r2 36 | . . . . . . 7 |
28 | 14, 27 | 2or 72 | . . . . . 6 |
29 | or0 102 | . . . . . 6 | |
30 | 28, 29 | ax-r2 36 | . . . . 5 |
31 | 6, 30 | ax-r2 36 | . . . 4 |
32 | 5, 31 | 2or 72 | . . 3 |
33 | 2, 32 | ax-r2 36 | . 2 |
34 | 1, 33 | 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 |
This theorem depends on definitions: df-a 40 df-t 41 df-f 42 df-i5 48 |
This theorem is referenced by: ud5 599 |
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