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Mirrors > Home > MPE Home > Th. List > 2eu4OLD | Unicode version |
Description: Obsolete proof of 2eu4 2380 as of 14-Sep-2019. (Contributed by NM, 3-Dec-2001.) (Proof modification is discouraged.) (New usage is discouraged.) |
Ref | Expression |
---|---|
2eu4OLD |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | eu3v 2312 | . . 3 | |
2 | eu3v 2312 | . . 3 | |
3 | 1, 2 | anbi12i 697 | . 2 |
4 | an4 824 | . 2 | |
5 | excom 1849 | . . . . 5 | |
6 | 5 | anbi2i 694 | . . . 4 |
7 | anidm 644 | . . . 4 | |
8 | 6, 7 | bitri 249 | . . 3 |
9 | 19.26 1680 | . . . . . . . 8 | |
10 | nfa1 1897 | . . . . . . . . . . 11 | |
11 | 10 | 19.3 1888 | . . . . . . . . . 10 |
12 | 11 | anbi2i 694 | . . . . . . . . 9 |
13 | jcab 863 | . . . . . . . . . . . . 13 | |
14 | 13 | albii 1640 | . . . . . . . . . . . 12 |
15 | 19.26 1680 | . . . . . . . . . . . 12 | |
16 | 14, 15 | bitri 249 | . . . . . . . . . . 11 |
17 | 16 | albii 1640 | . . . . . . . . . 10 |
18 | 19.26 1680 | . . . . . . . . . 10 | |
19 | 17, 18 | bitri 249 | . . . . . . . . 9 |
20 | 12, 19 | bitr4i 252 | . . . . . . . 8 |
21 | 9, 20 | bitr2i 250 | . . . . . . 7 |
22 | 19.26 1680 | . . . . . . . . 9 | |
23 | nfa1 1897 | . . . . . . . . . . 11 | |
24 | 23 | 19.3 1888 | . . . . . . . . . 10 |
25 | alcom 1845 | . . . . . . . . . 10 | |
26 | 24, 25 | anbi12i 697 | . . . . . . . . 9 |
27 | 22, 26 | bitri 249 | . . . . . . . 8 |
28 | 27 | albii 1640 | . . . . . . 7 |
29 | 21, 28 | bitr4i 252 | . . . . . 6 |
30 | 19.23v 1760 | . . . . . . . 8 | |
31 | 19.23v 1760 | . . . . . . . 8 | |
32 | 30, 31 | anbi12i 697 | . . . . . . 7 |
33 | 32 | 2albii 1641 | . . . . . 6 |
34 | nfe1 1840 | . . . . . . . 8 | |
35 | nfv 1707 | . . . . . . . 8 | |
36 | 34, 35 | nfim 1920 | . . . . . . 7 |
37 | nfe1 1840 | . . . . . . . 8 | |
38 | nfv 1707 | . . . . . . . 8 | |
39 | 37, 38 | nfim 1920 | . . . . . . 7 |
40 | 36, 39 | aaan 1975 | . . . . . 6 |
41 | 29, 33, 40 | 3bitri 271 | . . . . 5 |
42 | 41 | 2exbii 1668 | . . . 4 |
43 | eeanv 1988 | . . . 4 | |
44 | 42, 43 | bitr2i 250 | . . 3 |
45 | 8, 44 | anbi12i 697 | . 2 |
46 | 3, 4, 45 | 3bitri 271 | 1 |
Colors of variables: wff setvar class |
Syntax hints: -> wi 4 <-> wb 184
/\ wa 369 A. wal 1393 E. wex 1612
E! weu 2282 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1618 ax-4 1631 ax-5 1704 ax-6 1747 ax-7 1790 ax-10 1837 ax-11 1842 ax-12 1854 |
This theorem depends on definitions: df-bi 185 df-an 371 df-ex 1613 df-nf 1617 df-eu 2286 df-mo 2287 |
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