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Mirrors > Home > QLE Home > Th. List > elimconslem | Unicode version |
Description: Lemma for consequent elimination law. |
Ref | Expression |
---|---|
elimcons.1 | |
elimcons.2 |
Ref | Expression |
---|---|
elimconslem |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | df-t 41 | . . . . . . 7 | |
2 | elimcons.2 | . . . . . . . . . 10 | |
3 | 2 | lecon 154 | . . . . . . . . 9 |
4 | oran3 93 | . . . . . . . . . 10 | |
5 | 4 | ax-r1 35 | . . . . . . . . 9 |
6 | 3, 5 | lbtr 139 | . . . . . . . 8 |
7 | 6 | lelor 166 | . . . . . . 7 |
8 | 1, 7 | bltr 138 | . . . . . 6 |
9 | 8 | lelan 167 | . . . . 5 |
10 | an1 106 | . . . . 5 | |
11 | comor1 461 | . . . . . . 7 | |
12 | 11 | comcom7 460 | . . . . . 6 |
13 | df-a 40 | . . . . . . . . . 10 | |
14 | 13 | ax-r1 35 | . . . . . . . . 9 |
15 | 14, 2 | bltr 138 | . . . . . . . 8 |
16 | 15 | lecom 180 | . . . . . . 7 |
17 | 16 | comcom6 459 | . . . . . 6 |
18 | 12, 17 | fh2c 477 | . . . . 5 |
19 | 9, 10, 18 | le3tr2 141 | . . . 4 |
20 | elimcons.1 | . . . . . . . . 9 | |
21 | df-i1 44 | . . . . . . . . 9 | |
22 | df-i1 44 | . . . . . . . . 9 | |
23 | 20, 21, 22 | 3tr2 64 | . . . . . . . 8 |
24 | 13 | lor 70 | . . . . . . . 8 |
25 | df-a 40 | . . . . . . . . 9 | |
26 | 25 | lor 70 | . . . . . . . 8 |
27 | 23, 24, 26 | 3tr2 64 | . . . . . . 7 |
28 | 27 | ax-r4 37 | . . . . . 6 |
29 | df-a 40 | . . . . . 6 | |
30 | df-a 40 | . . . . . 6 | |
31 | 28, 29, 30 | 3tr1 63 | . . . . 5 |
32 | 31 | lor 70 | . . . 4 |
33 | 19, 32 | lbtr 139 | . . 3 |
34 | lear 161 | . . . 4 | |
35 | 34 | leror 152 | . . 3 |
36 | 33, 35 | letr 137 | . 2 |
37 | ax-a2 31 | . . 3 | |
38 | leao1 162 | . . . 4 | |
39 | 38 | df-le2 131 | . . 3 |
40 | 37, 39 | ax-r2 36 | . 2 |
41 | 36, 40 | lbtr 139 | 1 |
Colors of variables: term |
Syntax hints: wb 1 wle 2 wn 4 wo 6 wa 7 wt 8 wi1 12 |
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-i1 44 df-le1 130 df-le2 131 df-c1 132 df-c2 133 |
This theorem is referenced by: elimcons 868 |
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