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Mirrors > Home > MPE Home > Th. List > Mathboxes > motr | Structured version Visualization version Unicode version |
Description: Lemma for ~? trcoss . (Contributed by Peter Mazsa, 2-Oct-2018.) |
Ref | Expression |
---|---|
motr |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | exancom 1787 | . . . . . . 7 | |
2 | 1 | anbi1i 731 | . . . . . 6 |
3 | 2 | anbi2i 730 | . . . . 5 |
4 | 3anass 1042 | . . . . 5 | |
5 | 3, 4 | bitr4i 267 | . . . 4 |
6 | mopick2 2540 | . . . 4 | |
7 | 5, 6 | sylbi 207 | . . 3 |
8 | 3anass 1042 | . . . . 5 | |
9 | 8 | exbii 1774 | . . . 4 |
10 | exsimpr 1796 | . . . 4 | |
11 | 9, 10 | sylbi 207 | . . 3 |
12 | 7, 11 | syl 17 | . 2 |
13 | impexp 462 | . 2 | |
14 | 12, 13 | mpbi 220 | 1 |
Colors of variables: wff setvar class |
Syntax hints: wi 4 wa 384 w3a 1037 wex 1704 wmo 2471 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1722 ax-4 1737 ax-5 1839 ax-6 1888 ax-7 1935 ax-10 2019 ax-11 2034 ax-12 2047 |
This theorem depends on definitions: df-bi 197 df-or 385 df-an 386 df-3an 1039 df-tru 1486 df-ex 1705 df-nf 1710 df-eu 2474 df-mo 2475 |
This theorem is referenced by: (None) |
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