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Mirrors > Home > QLE Home > Th. List > oau | Unicode version |
Description: Transformation lemma for studying the orthoarguesian law. |
Ref | Expression |
---|---|
oau.1 |
Ref | Expression |
---|---|
oau |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | ax-a2 31 | . . 3 | |
2 | lea 160 | . . . . . . . 8 | |
3 | oau.1 | . . . . . . . 8 | |
4 | 2, 3 | ler2an 173 | . . . . . . 7 |
5 | u1lemaa 600 | . . . . . . . 8 | |
6 | 5 | ax-r1 35 | . . . . . . 7 |
7 | 4, 6 | lbtr 139 | . . . . . 6 |
8 | 7 | lelor 166 | . . . . 5 |
9 | u1lemc1 680 | . . . . . . . 8 | |
10 | 9 | comcom 453 | . . . . . . 7 |
11 | comorr 184 | . . . . . . 7 | |
12 | 10, 11 | fh3 471 | . . . . . 6 |
13 | u1lemoa 620 | . . . . . . 7 | |
14 | ax-a3 32 | . . . . . . . . 9 | |
15 | 14 | ax-r1 35 | . . . . . . . 8 |
16 | oridm 110 | . . . . . . . . 9 | |
17 | 16 | ax-r5 38 | . . . . . . . 8 |
18 | 15, 17 | ax-r2 36 | . . . . . . 7 |
19 | 13, 18 | 2an 79 | . . . . . 6 |
20 | ancom 74 | . . . . . . 7 | |
21 | an1 106 | . . . . . . 7 | |
22 | 20, 21 | ax-r2 36 | . . . . . 6 |
23 | 12, 19, 22 | 3tr 65 | . . . . 5 |
24 | orabs 120 | . . . . 5 | |
25 | 8, 23, 24 | le3tr2 141 | . . . 4 |
26 | leo 158 | . . . 4 | |
27 | 25, 26 | lebi 145 | . . 3 |
28 | 1, 27 | ax-r2 36 | . 2 |
29 | 28 | df-le1 130 | 1 |
Colors of variables: term |
Syntax hints: wle 2 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: oa4uto4g 975 |
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