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Mirrors > Home > QLE Home > Th. List > 3vded11 | Unicode version |
Description: A 3-variable theorem. Experiment with weak deduction theorem. |
Ref | Expression |
---|---|
3vded11.1 |
Ref | Expression |
---|---|
3vded11 |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | le1 146 | . . 3 | |
2 | df-t 41 | . . . . 5 | |
3 | ancom 74 | . . . . . . . 8 | |
4 | anor2 89 | . . . . . . . 8 | |
5 | 3, 4 | ax-r2 36 | . . . . . . 7 |
6 | 5 | lor 70 | . . . . . 6 |
7 | 6 | ax-r1 35 | . . . . 5 |
8 | ax-a3 32 | . . . . 5 | |
9 | 2, 7, 8 | 3tr 65 | . . . 4 |
10 | 3vded11.1 | . . . . 5 | |
11 | leo 158 | . . . . . . . . 9 | |
12 | df-i1 44 | . . . . . . . . . 10 | |
13 | 12 | ax-r1 35 | . . . . . . . . 9 |
14 | 11, 13 | lbtr 139 | . . . . . . . 8 |
15 | 14 | lelan 167 | . . . . . . 7 |
16 | 15 | lelor 166 | . . . . . 6 |
17 | df-i1 44 | . . . . . . 7 | |
18 | 17 | ax-r1 35 | . . . . . 6 |
19 | 16, 18 | lbtr 139 | . . . . 5 |
20 | 10, 19 | lel2or 170 | . . . 4 |
21 | 9, 20 | bltr 138 | . . 3 |
22 | 1, 21 | lebi 145 | . 2 |
23 | 22 | u1lemle2 715 | 1 |
Colors of variables: term |
Syntax hints: 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: 3vded13 816 |
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