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Mirrors > Home > QLE Home > Th. List > ud5lem3c | Unicode version |
Description: Lemma for unified disjunction. |
Ref | Expression |
---|---|
ud5lem3c |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | ud5lem0c 281 | . . 3 | |
2 | oran 87 | . . . . 5 | |
3 | 2 | con2 67 | . . . 4 |
4 | anor2 89 | . . . . . 6 | |
5 | 4 | con2 67 | . . . . 5 |
6 | 5 | lan 77 | . . . 4 |
7 | 3, 6 | ax-r2 36 | . . 3 |
8 | 1, 7 | 2an 79 | . 2 |
9 | an32 83 | . . 3 | |
10 | an4 86 | . . . . . . 7 | |
11 | ancom 74 | . . . . . . . . . 10 | |
12 | anabs 121 | . . . . . . . . . 10 | |
13 | 11, 12 | ax-r2 36 | . . . . . . . . 9 |
14 | anidm 111 | . . . . . . . . 9 | |
15 | 13, 14 | 2an 79 | . . . . . . . 8 |
16 | ancom 74 | . . . . . . . 8 | |
17 | 15, 16 | ax-r2 36 | . . . . . . 7 |
18 | 10, 17 | ax-r2 36 | . . . . . 6 |
19 | 18 | ran 78 | . . . . 5 |
20 | ancom 74 | . . . . 5 | |
21 | 19, 20 | ax-r2 36 | . . . 4 |
22 | anass 76 | . . . . 5 | |
23 | 22 | ax-r1 35 | . . . 4 |
24 | 21, 23 | ax-r2 36 | . . 3 |
25 | 9, 24 | ax-r2 36 | . 2 |
26 | 8, 25 | ax-r2 36 | 1 |
Colors of variables: term |
Syntax hints: wb 1 wn 4 wo 6 wa 7 wi5 16 |
This theorem was proved from axioms: ax-a1 30 ax-a2 31 ax-a3 32 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: ud5lem3 594 |
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