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Mirrors > Home > ILE Home > Th. List > dedekindicclemuub | Unicode version |
Description: Lemma for dedekindicc 12780. Any element of the upper cut is an upper bound for the lower cut. (Contributed by Jim Kingdon, 15-Feb-2024.) |
Ref | Expression |
---|---|
dedekindicc.a | |
dedekindicc.b | |
dedekindicc.lss | |
dedekindicc.uss | |
dedekindicc.lm | |
dedekindicc.um | |
dedekindicc.lr | |
dedekindicc.ur | |
dedekindicc.disj | |
dedekindicc.loc | |
dedekindicclemuub.u |
Ref | Expression |
---|---|
dedekindicclemuub |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | dedekindicclemuub.u | . . 3 | |
2 | eleq1 2202 | . . . . 5 | |
3 | breq2 3933 | . . . . . 6 | |
4 | 3 | rexbidv 2438 | . . . . 5 |
5 | 2, 4 | bibi12d 234 | . . . 4 |
6 | dedekindicc.ur | . . . 4 | |
7 | dedekindicc.uss | . . . . 5 | |
8 | 7, 1 | sseldd 3098 | . . . 4 |
9 | 5, 6, 8 | rspcdva 2794 | . . 3 |
10 | 1, 9 | mpbid 146 | . 2 |
11 | dedekindicc.a | . . . . . . 7 | |
12 | dedekindicc.b | . . . . . . 7 | |
13 | iccssre 9738 | . . . . . . 7 | |
14 | 11, 12, 13 | syl2anc 408 | . . . . . 6 |
15 | 14 | ad2antrr 479 | . . . . 5 |
16 | dedekindicc.lss | . . . . . . 7 | |
17 | 16 | ad2antrr 479 | . . . . . 6 |
18 | simpr 109 | . . . . . 6 | |
19 | 17, 18 | sseldd 3098 | . . . . 5 |
20 | 15, 19 | sseldd 3098 | . . . 4 |
21 | 7 | ad2antrr 479 | . . . . . 6 |
22 | simplrl 524 | . . . . . 6 | |
23 | 21, 22 | sseldd 3098 | . . . . 5 |
24 | 15, 23 | sseldd 3098 | . . . 4 |
25 | 14, 8 | sseldd 3098 | . . . . 5 |
26 | 25 | ad2antrr 479 | . . . 4 |
27 | breq1 3932 | . . . . . . . . . 10 | |
28 | 27 | rspcev 2789 | . . . . . . . . 9 |
29 | 22, 28 | sylan 281 | . . . . . . . 8 |
30 | 27 | cbvrexv 2655 | . . . . . . . 8 |
31 | 29, 30 | sylib 121 | . . . . . . 7 |
32 | eleq1 2202 | . . . . . . . . 9 | |
33 | breq2 3933 | . . . . . . . . . 10 | |
34 | 33 | rexbidv 2438 | . . . . . . . . 9 |
35 | 32, 34 | bibi12d 234 | . . . . . . . 8 |
36 | 6 | ad3antrrr 483 | . . . . . . . 8 |
37 | 19 | adantr 274 | . . . . . . . 8 |
38 | 35, 36, 37 | rspcdva 2794 | . . . . . . 7 |
39 | 31, 38 | mpbird 166 | . . . . . 6 |
40 | simplll 522 | . . . . . . 7 | |
41 | 18 | adantr 274 | . . . . . . 7 |
42 | dedekindicc.disj | . . . . . . . . 9 | |
43 | disj 3411 | . . . . . . . . 9 | |
44 | 42, 43 | sylib 121 | . . . . . . . 8 |
45 | 44 | r19.21bi 2520 | . . . . . . 7 |
46 | 40, 41, 45 | syl2anc 408 | . . . . . 6 |
47 | 39, 46 | pm2.65da 650 | . . . . 5 |
48 | 20, 24, 47 | nltled 7883 | . . . 4 |
49 | simplrr 525 | . . . 4 | |
50 | 20, 24, 26, 48, 49 | lelttrd 7887 | . . 3 |
51 | 50 | ralrimiva 2505 | . 2 |
52 | 10, 51 | rexlimddv 2554 | 1 |
Colors of variables: wff set class |
Syntax hints: wn 3 wi 4 wa 103 wb 104 wo 697 wceq 1331 wcel 1480 wral 2416 wrex 2417 cin 3070 wss 3071 c0 3363 class class class wbr 3929 (class class class)co 5774 cr 7619 clt 7800 cicc 9674 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 105 ax-ia2 106 ax-ia3 107 ax-in1 603 ax-in2 604 ax-io 698 ax-5 1423 ax-7 1424 ax-gen 1425 ax-ie1 1469 ax-ie2 1470 ax-8 1482 ax-10 1483 ax-11 1484 ax-i12 1485 ax-bndl 1486 ax-4 1487 ax-13 1491 ax-14 1492 ax-17 1506 ax-i9 1510 ax-ial 1514 ax-i5r 1515 ax-ext 2121 ax-sep 4046 ax-pow 4098 ax-pr 4131 ax-un 4355 ax-setind 4452 ax-cnex 7711 ax-resscn 7712 ax-pre-ltirr 7732 ax-pre-ltwlin 7733 ax-pre-lttrn 7734 |
This theorem depends on definitions: df-bi 116 df-3or 963 df-3an 964 df-tru 1334 df-fal 1337 df-nf 1437 df-sb 1736 df-eu 2002 df-mo 2003 df-clab 2126 df-cleq 2132 df-clel 2135 df-nfc 2270 df-ne 2309 df-nel 2404 df-ral 2421 df-rex 2422 df-rab 2425 df-v 2688 df-sbc 2910 df-dif 3073 df-un 3075 df-in 3077 df-ss 3084 df-nul 3364 df-pw 3512 df-sn 3533 df-pr 3534 df-op 3536 df-uni 3737 df-br 3930 df-opab 3990 df-id 4215 df-po 4218 df-iso 4219 df-xp 4545 df-rel 4546 df-cnv 4547 df-co 4548 df-dm 4549 df-iota 5088 df-fun 5125 df-fv 5131 df-ov 5777 df-oprab 5778 df-mpo 5779 df-pnf 7802 df-mnf 7803 df-xr 7804 df-ltxr 7805 df-le 7806 df-icc 9678 |
This theorem is referenced by: dedekindicclemub 12774 dedekindicclemloc 12775 |
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