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Mirrors > Home > QLE Home > Th. List > lem3.3.4 | Unicode version |
Description: Equation 3.4 of [PavMeg1999] p. 9. (Contributed by Roy F. Longton, 3-Jul-05.) |
Ref | Expression |
---|---|
lem3.3.4.1 |
Ref | Expression |
---|---|
lem3.3.4 |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | df-i2 45 | . 2 | |
2 | df-id5 1047 | . . . . . . 7 | |
3 | 2 | ax-r4 37 | . . . . . 6 |
4 | 3 | lan 77 | . . . . 5 |
5 | anor3 90 | . . . . . . . 8 | |
6 | 5 | ax-r1 35 | . . . . . . 7 |
7 | oran3 93 | . . . . . . . . 9 | |
8 | 7 | ax-r1 35 | . . . . . . . 8 |
9 | oran 87 | . . . . . . . . 9 | |
10 | 9 | ax-r1 35 | . . . . . . . 8 |
11 | 8, 10 | 2an 79 | . . . . . . 7 |
12 | 6, 11 | ax-r2 36 | . . . . . 6 |
13 | 12 | lan 77 | . . . . 5 |
14 | anabs 121 | . . . . . . 7 | |
15 | 14 | ran 78 | . . . . . 6 |
16 | anass 76 | . . . . . 6 | |
17 | lem3.3.4.1 | . . . . . . . 8 | |
18 | 17 | ax-r4 37 | . . . . . . 7 |
19 | 9 | con2 67 | . . . . . . . . . . 11 |
20 | ancom 74 | . . . . . . . . . . 11 | |
21 | 19, 20 | ax-r2 36 | . . . . . . . . . 10 |
22 | 21 | lor 70 | . . . . . . . . 9 |
23 | oran1 91 | . . . . . . . . . 10 | |
24 | 23 | ax-r1 35 | . . . . . . . . 9 |
25 | df-i2 45 | . . . . . . . . 9 | |
26 | 22, 24, 25 | 3tr1 63 | . . . . . . . 8 |
27 | 26 | con3 68 | . . . . . . 7 |
28 | df-f 42 | . . . . . . 7 | |
29 | 18, 27, 28 | 3tr1 63 | . . . . . 6 |
30 | 15, 16, 29 | 3tr2 64 | . . . . 5 |
31 | 4, 13, 30 | 3tr 65 | . . . 4 |
32 | 31 | lor 70 | . . 3 |
33 | ax-a2 31 | . . 3 | |
34 | 32, 33 | ax-r2 36 | . 2 |
35 | or0r 103 | . 2 | |
36 | 1, 34, 35 | 3tr 65 | 1 |
Colors of variables: term |
Syntax hints: wb 1 wn 4 wo 6 wa 7 wt 8 wf 9 wi2 13 wid5 22 |
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-i2 45 df-id5 1047 |
This theorem is referenced by: lem3.4.4 1077 |
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