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Mirrors > Home > QLE Home > Th. List > u4lemle2 | Unicode version |
Description: Non-tollens implication to l.e. |
Ref | Expression |
---|---|
u4lemle2.1 |
Ref | Expression |
---|---|
u4lemle2 |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | df-i4 47 | . . . . . 6 | |
2 | 1 | ax-r1 35 | . . . . 5 |
3 | u4lemle2.1 | . . . . 5 | |
4 | 2, 3 | ax-r2 36 | . . . 4 |
5 | 4 | lan 77 | . . 3 |
6 | comanr1 464 | . . . . . . 7 | |
7 | comanr1 464 | . . . . . . . 8 | |
8 | 7 | comcom6 459 | . . . . . . 7 |
9 | 6, 8 | com2or 483 | . . . . . 6 |
10 | 9 | comcom 453 | . . . . 5 |
11 | comor1 461 | . . . . . . . . . 10 | |
12 | 11 | comcom7 460 | . . . . . . . . 9 |
13 | comor2 462 | . . . . . . . . 9 | |
14 | 12, 13 | com2an 484 | . . . . . . . 8 |
15 | 11, 13 | com2an 484 | . . . . . . . 8 |
16 | 14, 15 | com2or 483 | . . . . . . 7 |
17 | 16 | comcom 453 | . . . . . 6 |
18 | comanr2 465 | . . . . . . . . 9 | |
19 | 18 | comcom3 454 | . . . . . . . 8 |
20 | comanr2 465 | . . . . . . . . 9 | |
21 | 20 | comcom3 454 | . . . . . . . 8 |
22 | 19, 21 | com2or 483 | . . . . . . 7 |
23 | 22 | comcom 453 | . . . . . 6 |
24 | 17, 23 | com2an 484 | . . . . 5 |
25 | 10, 24 | fh2 470 | . . . 4 |
26 | 6, 8 | fh1 469 | . . . . . . 7 |
27 | anidm 111 | . . . . . . . . . . . . 13 | |
28 | 27 | ran 78 | . . . . . . . . . . . 12 |
29 | 28 | ax-r1 35 | . . . . . . . . . . 11 |
30 | anass 76 | . . . . . . . . . . 11 | |
31 | 29, 30 | ax-r2 36 | . . . . . . . . . 10 |
32 | dff 101 | . . . . . . . . . . . . 13 | |
33 | 32 | lan 77 | . . . . . . . . . . . 12 |
34 | an0 108 | . . . . . . . . . . . 12 | |
35 | ancom 74 | . . . . . . . . . . . 12 | |
36 | 33, 34, 35 | 3tr2 64 | . . . . . . . . . . 11 |
37 | anass 76 | . . . . . . . . . . 11 | |
38 | 36, 37 | ax-r2 36 | . . . . . . . . . 10 |
39 | 31, 38 | 2or 72 | . . . . . . . . 9 |
40 | 39 | ax-r1 35 | . . . . . . . 8 |
41 | or0 102 | . . . . . . . 8 | |
42 | 40, 41 | ax-r2 36 | . . . . . . 7 |
43 | 26, 42 | ax-r2 36 | . . . . . 6 |
44 | anor1 88 | . . . . . . . 8 | |
45 | 44 | lan 77 | . . . . . . 7 |
46 | an12 81 | . . . . . . 7 | |
47 | dff 101 | . . . . . . 7 | |
48 | 45, 46, 47 | 3tr1 63 | . . . . . 6 |
49 | 43, 48 | 2or 72 | . . . . 5 |
50 | 49, 41 | ax-r2 36 | . . . 4 |
51 | 25, 50 | ax-r2 36 | . . 3 |
52 | an1 106 | . . 3 | |
53 | 5, 51, 52 | 3tr2 64 | . 2 |
54 | 53 | df2le1 135 | 1 |
Colors of variables: term |
Syntax hints: wb 1 wle 2 wn 4 wo 6 wa 7 wt 8 wf 9 wi4 15 |
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-i4 47 df-le1 130 df-le2 131 df-c1 132 df-c2 133 |
This theorem is referenced by: (None) |
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