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Mirrors > Home > QLE Home > Th. List > mhlemlem1 | Unicode version |
Description: Lemma for Lemma 7.1 of Kalmbach, p. 91. |
Ref | Expression |
---|---|
mhlem.1 |
Ref | Expression |
---|---|
mhlemlem1 |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | leo 158 | . . . . 5 | |
2 | 1 | ler 149 | . . . 4 |
3 | 2 | lecom 180 | . . 3 |
4 | mhlem.1 | . . . . . 6 | |
5 | 1, 4 | letr 137 | . . . . 5 |
6 | 5 | lecom 180 | . . . 4 |
7 | 6 | comcom7 460 | . . 3 |
8 | 3, 7 | fh2 470 | . 2 |
9 | ancom 74 | . . . 4 | |
10 | ax-a3 32 | . . . . 5 | |
11 | 10 | lan 77 | . . . 4 |
12 | anabs 121 | . . . 4 | |
13 | 9, 11, 12 | 3tr 65 | . . 3 |
14 | comor1 461 | . . . . 5 | |
15 | 4 | lecon3 157 | . . . . . . 7 |
16 | 15 | lecom 180 | . . . . . 6 |
17 | 16 | comcom7 460 | . . . . 5 |
18 | 14, 17 | fh1rc 479 | . . . 4 |
19 | 4 | ortha 438 | . . . . 5 |
20 | anabs 121 | . . . . 5 | |
21 | 19, 20 | 2or 72 | . . . 4 |
22 | or0r 103 | . . . 4 | |
23 | 18, 21, 22 | 3tr 65 | . . 3 |
24 | 13, 23 | 2or 72 | . 2 |
25 | 8, 24 | ax-r2 36 | 1 |
Colors of variables: term |
Syntax hints: wb 1 wle 2 wn 4 wo 6 wa 7 wf 9 |
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-le1 130 df-le2 131 df-c1 132 df-c2 133 |
This theorem is referenced by: mhlemlem2 875 mhlem 876 |
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