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Mirrors > Home > MPE Home > Th. List > an33rean | Structured version Visualization version Unicode version |
Description: Rearrange a 9-fold conjunction. (Contributed by Thierry Arnoux, 14-Apr-2019.) |
Ref | Expression |
---|---|
an33rean |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | 3anass 1042 | . . 3 | |
2 | 3anan12 1051 | . . 3 | |
3 | 3anrev 1049 | . . . 4 | |
4 | 3anass 1042 | . . . 4 | |
5 | 3, 4 | bitri 264 | . . 3 |
6 | 1, 2, 5 | 3anbi123i 1251 | . 2 |
7 | 3an6 1409 | . 2 | |
8 | an4 865 | . . . . . 6 | |
9 | 8 | anbi2i 730 | . . . . 5 |
10 | 3anass 1042 | . . . . 5 | |
11 | 3anass 1042 | . . . . 5 | |
12 | 9, 10, 11 | 3bitr4i 292 | . . . 4 |
13 | an4 865 | . . . . . 6 | |
14 | 13 | anbi1i 731 | . . . . 5 |
15 | df-3an 1039 | . . . . 5 | |
16 | df-3an 1039 | . . . . 5 | |
17 | 14, 15, 16 | 3bitr4i 292 | . . . 4 |
18 | 3ancomb 1047 | . . . . . 6 | |
19 | 18 | anbi1i 731 | . . . . 5 |
20 | 3an6 1409 | . . . . 5 | |
21 | 3an6 1409 | . . . . 5 | |
22 | 19, 20, 21 | 3bitr4i 292 | . . . 4 |
23 | 12, 17, 22 | 3bitri 286 | . . 3 |
24 | 23 | anbi2i 730 | . 2 |
25 | 6, 7, 24 | 3bitri 286 | 1 |
Colors of variables: wff setvar class |
Syntax hints: wb 196 wa 384 w3a 1037 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 |
This theorem depends on definitions: df-bi 197 df-an 386 df-3an 1039 |
This theorem is referenced by: trgcgrg 25410 |
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