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Mirrors > Home > ILE Home > Th. List > clim | Unicode version |
Description: Express the predicate: The limit of complex number sequence is , or converges to . This means that for any real , no matter how small, there always exists an integer such that the absolute difference of any later complex number in the sequence and the limit is less than . (Contributed by NM, 28-Aug-2005.) (Revised by Mario Carneiro, 28-Apr-2015.) |
Ref | Expression |
---|---|
clim.1 | |
clim.3 |
Ref | Expression |
---|---|
clim |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | climrel 10119 | . . . . 5 | |
2 | 1 | brrelex2i 4403 | . . . 4 |
3 | 2 | a1i 9 | . . 3 |
4 | elex 2610 | . . . . 5 | |
5 | 4 | adantr 270 | . . . 4 |
6 | 5 | a1i 9 | . . 3 |
7 | clim.1 | . . . 4 | |
8 | simpr 108 | . . . . . . . 8 | |
9 | 8 | eleq1d 2147 | . . . . . . 7 |
10 | fveq1 5197 | . . . . . . . . . . . . 13 | |
11 | 10 | adantr 270 | . . . . . . . . . . . 12 |
12 | 11 | eleq1d 2147 | . . . . . . . . . . 11 |
13 | oveq12 5541 | . . . . . . . . . . . . . 14 | |
14 | 10, 13 | sylan 277 | . . . . . . . . . . . . 13 |
15 | 14 | fveq2d 5202 | . . . . . . . . . . . 12 |
16 | 15 | breq1d 3795 | . . . . . . . . . . 11 |
17 | 12, 16 | anbi12d 456 | . . . . . . . . . 10 |
18 | 17 | ralbidv 2368 | . . . . . . . . 9 |
19 | 18 | rexbidv 2369 | . . . . . . . 8 |
20 | 19 | ralbidv 2368 | . . . . . . 7 |
21 | 9, 20 | anbi12d 456 | . . . . . 6 |
22 | df-clim 10118 | . . . . . 6 | |
23 | 21, 22 | brabga 4019 | . . . . 5 |
24 | 23 | ex 113 | . . . 4 |
25 | 7, 24 | syl 14 | . . 3 |
26 | 3, 6, 25 | pm5.21ndd 653 | . 2 |
27 | eluzelz 8628 | . . . . . . 7 | |
28 | clim.3 | . . . . . . . . 9 | |
29 | 28 | eleq1d 2147 | . . . . . . . 8 |
30 | 28 | oveq1d 5547 | . . . . . . . . . 10 |
31 | 30 | fveq2d 5202 | . . . . . . . . 9 |
32 | 31 | breq1d 3795 | . . . . . . . 8 |
33 | 29, 32 | anbi12d 456 | . . . . . . 7 |
34 | 27, 33 | sylan2 280 | . . . . . 6 |
35 | 34 | ralbidva 2364 | . . . . 5 |
36 | 35 | rexbidv 2369 | . . . 4 |
37 | 36 | ralbidv 2368 | . . 3 |
38 | 37 | anbi2d 451 | . 2 |
39 | 26, 38 | bitrd 186 | 1 |
Colors of variables: wff set class |
Syntax hints: wi 4 wa 102 wb 103 wceq 1284 wcel 1433 wral 2348 wrex 2349 cvv 2601 class class class wbr 3785 cfv 4922 (class class class)co 5532 cc 6979 clt 7153 cmin 7279 cz 8351 cuz 8619 crp 8734 cabs 9883 cli 10117 |
This theorem was proved from axioms: ax-1 5 ax-2 6 ax-mp 7 ax-ia1 104 ax-ia2 105 ax-ia3 106 ax-io 662 ax-5 1376 ax-7 1377 ax-gen 1378 ax-ie1 1422 ax-ie2 1423 ax-8 1435 ax-10 1436 ax-11 1437 ax-i12 1438 ax-bndl 1439 ax-4 1440 ax-14 1445 ax-17 1459 ax-i9 1463 ax-ial 1467 ax-i5r 1468 ax-ext 2063 ax-sep 3896 ax-pow 3948 ax-pr 3964 ax-cnex 7067 ax-resscn 7068 |
This theorem depends on definitions: df-bi 115 df-3or 920 df-3an 921 df-tru 1287 df-nf 1390 df-sb 1686 df-eu 1944 df-mo 1945 df-clab 2068 df-cleq 2074 df-clel 2077 df-nfc 2208 df-ral 2353 df-rex 2354 df-rab 2357 df-v 2603 df-sbc 2816 df-un 2977 df-in 2979 df-ss 2986 df-pw 3384 df-sn 3404 df-pr 3405 df-op 3407 df-uni 3602 df-br 3786 df-opab 3840 df-mpt 3841 df-id 4048 df-xp 4369 df-rel 4370 df-cnv 4371 df-co 4372 df-dm 4373 df-rn 4374 df-res 4375 df-ima 4376 df-iota 4887 df-fun 4924 df-fn 4925 df-f 4926 df-fv 4930 df-ov 5535 df-neg 7282 df-z 8352 df-uz 8620 df-clim 10118 |
This theorem is referenced by: climcl 10121 clim2 10122 climshftlemg 10141 |
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