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Mirrors > Home > QLE Home > Th. List > u3lemana | Unicode version |
Description: Lemma for Kalmbach implication study. |
Ref | Expression |
---|---|
u3lemana |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | df-i3 46 | . . 3 | |
2 | 1 | ran 78 | . 2 |
3 | comanr1 464 | . . . . 5 | |
4 | comanr1 464 | . . . . 5 | |
5 | 3, 4 | com2or 483 | . . . 4 |
6 | comid 187 | . . . . . 6 | |
7 | 6 | comcom3 454 | . . . . 5 |
8 | comorr 184 | . . . . 5 | |
9 | 7, 8 | com2an 484 | . . . 4 |
10 | 5, 9 | fh1r 473 | . . 3 |
11 | lea 160 | . . . . . . 7 | |
12 | lea 160 | . . . . . . 7 | |
13 | 11, 12 | lel2or 170 | . . . . . 6 |
14 | 13 | df2le2 136 | . . . . 5 |
15 | an32 83 | . . . . . 6 | |
16 | ancom 74 | . . . . . . 7 | |
17 | dff 101 | . . . . . . . . . 10 | |
18 | 17 | ax-r1 35 | . . . . . . . . 9 |
19 | 18 | lan 77 | . . . . . . . 8 |
20 | an0 108 | . . . . . . . 8 | |
21 | 19, 20 | ax-r2 36 | . . . . . . 7 |
22 | 16, 21 | ax-r2 36 | . . . . . 6 |
23 | 15, 22 | ax-r2 36 | . . . . 5 |
24 | 14, 23 | 2or 72 | . . . 4 |
25 | or0 102 | . . . 4 | |
26 | 24, 25 | ax-r2 36 | . . 3 |
27 | 10, 26 | ax-r2 36 | . 2 |
28 | 2, 27 | ax-r2 36 | 1 |
Colors of variables: term |
Syntax hints: wb 1 wn 4 wo 6 wa 7 wf 9 wi3 14 |
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-i3 46 df-le1 130 df-le2 131 df-c1 132 df-c2 133 |
This theorem is referenced by: u3lemnoa 662 u3lem13a 789 u3lem13b 790 |
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