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Mirrors > Home > ILE Home > Th. List > resqrexlemgt0 | Unicode version |
Description: Lemma for resqrex 10968. A limit is nonnegative. (Contributed by Jim Kingdon, 7-Aug-2021.) |
Ref | Expression |
---|---|
resqrexlemex.seq | |
resqrexlemex.a | |
resqrexlemex.agt0 | |
resqrexlemgt0.rr | |
resqrexlemgt0.lim |
Ref | Expression |
---|---|
resqrexlemgt0 |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | oveq2 5850 | . . . . . . . . 9 | |
2 | 1 | breq2d 3994 | . . . . . . . 8 |
3 | oveq2 5850 | . . . . . . . . 9 | |
4 | 3 | breq2d 3994 | . . . . . . . 8 |
5 | 2, 4 | anbi12d 465 | . . . . . . 7 |
6 | 5 | rexralbidv 2492 | . . . . . 6 |
7 | resqrexlemgt0.lim | . . . . . . 7 | |
8 | 7 | adantr 274 | . . . . . 6 |
9 | resqrexlemgt0.rr | . . . . . . . . 9 | |
10 | 9 | adantr 274 | . . . . . . . 8 |
11 | 10 | renegcld 8278 | . . . . . . 7 |
12 | 9 | lt0neg1d 8413 | . . . . . . . 8 |
13 | 12 | biimpa 294 | . . . . . . 7 |
14 | 11, 13 | elrpd 9629 | . . . . . 6 |
15 | 6, 8, 14 | rspcdva 2835 | . . . . 5 |
16 | simpl 108 | . . . . . . . 8 | |
17 | 10 | recnd 7927 | . . . . . . . . . 10 |
18 | 17 | negidd 8199 | . . . . . . . . 9 |
19 | 18 | breq2d 3994 | . . . . . . . 8 |
20 | 16, 19 | syl5ib 153 | . . . . . . 7 |
21 | 20 | ralimdv 2534 | . . . . . 6 |
22 | 21 | reximdv 2567 | . . . . 5 |
23 | 15, 22 | mpd 13 | . . . 4 |
24 | 0red 7900 | . . . . . . . . . . 11 | |
25 | eluznn 9538 | . . . . . . . . . . . . 13 | |
26 | resqrexlemex.seq | . . . . . . . . . . . . . . 15 | |
27 | resqrexlemex.a | . . . . . . . . . . . . . . 15 | |
28 | resqrexlemex.agt0 | . . . . . . . . . . . . . . 15 | |
29 | 26, 27, 28 | resqrexlemf 10949 | . . . . . . . . . . . . . 14 |
30 | 29 | ffvelrnda 5620 | . . . . . . . . . . . . 13 |
31 | 25, 30 | sylan2 284 | . . . . . . . . . . . 12 |
32 | 31 | rpred 9632 | . . . . . . . . . . 11 |
33 | 31 | rpgt0d 9635 | . . . . . . . . . . 11 |
34 | 24, 32, 33 | ltnsymd 8018 | . . . . . . . . . 10 |
35 | 34 | pm2.21d 609 | . . . . . . . . 9 |
36 | 35 | anassrs 398 | . . . . . . . 8 |
37 | 36 | ralimdva 2533 | . . . . . . 7 |
38 | nnz 9210 | . . . . . . . . 9 | |
39 | uzid 9480 | . . . . . . . . . 10 | |
40 | elex2 2742 | . . . . . . . . . 10 | |
41 | r19.3rmv 3499 | . . . . . . . . . 10 | |
42 | 39, 40, 41 | 3syl 17 | . . . . . . . . 9 |
43 | 38, 42 | syl 14 | . . . . . . . 8 |
44 | 43 | adantl 275 | . . . . . . 7 |
45 | 37, 44 | sylibrd 168 | . . . . . 6 |
46 | 45 | rexlimdva 2583 | . . . . 5 |
47 | 46 | adantr 274 | . . . 4 |
48 | 23, 47 | mpd 13 | . . 3 |
49 | 48 | inegd 1362 | . 2 |
50 | 0re 7899 | . . 3 | |
51 | lenlt 7974 | . . 3 | |
52 | 50, 9, 51 | sylancr 411 | . 2 |
53 | 49, 52 | mpbird 166 | 1 |
Colors of variables: wff set class |
Syntax hints: wn 3 wi 4 wa 103 wb 104 wceq 1343 wfal 1348 wex 1480 wcel 2136 wral 2444 wrex 2445 csn 3576 class class class wbr 3982 cxp 4602 cfv 5188 (class class class)co 5842 cmpo 5844 cr 7752 cc0 7753 c1 7754 caddc 7756 clt 7933 cle 7934 cneg 8070 cdiv 8568 cn 8857 c2 8908 cz 9191 cuz 9466 crp 9589 cseq 10380 |
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 604 ax-in2 605 ax-io 699 ax-5 1435 ax-7 1436 ax-gen 1437 ax-ie1 1481 ax-ie2 1482 ax-8 1492 ax-10 1493 ax-11 1494 ax-i12 1495 ax-bndl 1497 ax-4 1498 ax-17 1514 ax-i9 1518 ax-ial 1522 ax-i5r 1523 ax-13 2138 ax-14 2139 ax-ext 2147 ax-coll 4097 ax-sep 4100 ax-nul 4108 ax-pow 4153 ax-pr 4187 ax-un 4411 ax-setind 4514 ax-iinf 4565 ax-cnex 7844 ax-resscn 7845 ax-1cn 7846 ax-1re 7847 ax-icn 7848 ax-addcl 7849 ax-addrcl 7850 ax-mulcl 7851 ax-mulrcl 7852 ax-addcom 7853 ax-mulcom 7854 ax-addass 7855 ax-mulass 7856 ax-distr 7857 ax-i2m1 7858 ax-0lt1 7859 ax-1rid 7860 ax-0id 7861 ax-rnegex 7862 ax-precex 7863 ax-cnre 7864 ax-pre-ltirr 7865 ax-pre-ltwlin 7866 ax-pre-lttrn 7867 ax-pre-apti 7868 ax-pre-ltadd 7869 ax-pre-mulgt0 7870 ax-pre-mulext 7871 |
This theorem depends on definitions: df-bi 116 df-3or 969 df-3an 970 df-tru 1346 df-fal 1349 df-nf 1449 df-sb 1751 df-eu 2017 df-mo 2018 df-clab 2152 df-cleq 2158 df-clel 2161 df-nfc 2297 df-ne 2337 df-nel 2432 df-ral 2449 df-rex 2450 df-reu 2451 df-rmo 2452 df-rab 2453 df-v 2728 df-sbc 2952 df-csb 3046 df-dif 3118 df-un 3120 df-in 3122 df-ss 3129 df-nul 3410 df-pw 3561 df-sn 3582 df-pr 3583 df-op 3585 df-uni 3790 df-int 3825 df-iun 3868 df-br 3983 df-opab 4044 df-mpt 4045 df-tr 4081 df-id 4271 df-po 4274 df-iso 4275 df-iord 4344 df-on 4346 df-ilim 4347 df-suc 4349 df-iom 4568 df-xp 4610 df-rel 4611 df-cnv 4612 df-co 4613 df-dm 4614 df-rn 4615 df-res 4616 df-ima 4617 df-iota 5153 df-fun 5190 df-fn 5191 df-f 5192 df-f1 5193 df-fo 5194 df-f1o 5195 df-fv 5196 df-riota 5798 df-ov 5845 df-oprab 5846 df-mpo 5847 df-1st 6108 df-2nd 6109 df-recs 6273 df-frec 6359 df-pnf 7935 df-mnf 7936 df-xr 7937 df-ltxr 7938 df-le 7939 df-sub 8071 df-neg 8072 df-reap 8473 df-ap 8480 df-div 8569 df-inn 8858 df-2 8916 df-n0 9115 df-z 9192 df-uz 9467 df-rp 9590 df-seqfrec 10381 |
This theorem is referenced by: resqrexlemglsq 10964 resqrexlemex 10967 |
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