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| Description: A Cauchy sequence of complex numbers converges to a complex number. Theorem 12-5.3 of [Gleason] p. 180 (sufficiency part). This version shows the explicit value of the limit (which is why we need all the hypotheses) rather than just its existence. |
| Ref | Expression |
|---|---|
| caucvg3a.1 |
|
| caucvg3a.2 |
|
| caucvg3a.3 |
|
| caucvg3a.4 |
|
| caucvg3a.4a |
|
| caucvg3a.5 |
|
| caucvg3a.6 |
|
| caucvg3a.6a |
|
| caucvg3a.7 |
|
| caucvg3a.8 |
|
| Ref | Expression |
|---|---|
| caucvg3a |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | ffnfv 3813 |
. . . . 5
| |
| 2 | caucvg3a.3 |
. . . . 5
| |
| 3 | caucvg3a.4 |
. . . . . . 7
| |
| 4 | caucvg3a.1 |
. . . . . . . . 9
| |
| 5 | 4 | ffvelrni 3800 |
. . . . . . . 8
|
| 6 | reclt 6688 |
. . . . . . . 8
| |
| 7 | 5, 6 | syl 10 |
. . . . . . 7
|
| 8 | 3, 7 | eqeltrd 1540 |
. . . . . 6
|
| 9 | 8 | rgen 1690 |
. . . . 5
|
| 10 | 1, 2, 9 | mpbir2an 728 |
. . . 4
|
| 11 | caucvg3a.2 |
. . . . 5
| |
| 12 | 4, 11, 2, 3 | caure 6864 |
. . . 4
|
| 13 | caucvg3a.4a |
. . . 4
| |
| 14 | 10, 12, 13 | caucvg 7099 |
. . 3
|
| 15 | axicn 5242 |
. . . 4
| |
| 16 | ltso 5484 |
. . . . 5
| |
| 17 | 16 | supex 4551 |
. . . 4
|
| 18 | ffnfv 3813 |
. . . . . 6
| |
| 19 | caucvg3a.5 |
. . . . . 6
| |
| 20 | caucvg3a.6 |
. . . . . . . 8
| |
| 21 | imclt 6689 |
. . . . . . . . 9
| |
| 22 | 5, 21 | syl 10 |
. . . . . . . 8
|
| 23 | 20, 22 | eqeltrd 1540 |
. . . . . . 7
|
| 24 | 23 | rgen 1690 |
. . . . . 6
|
| 25 | 18, 19, 24 | mpbir2an 728 |
. . . . 5
|
| 26 | 4, 11, 19, 20 | cauim 6865 |
. . . . 5
|
| 27 | caucvg3a.6a |
. . . . 5
| |
| 28 | 25, 26, 27 | caucvg 7099 |
. . . 4
|
| 29 | caucvg3a.7 |
. . . 4
| |
| 30 | 23 | recnd 5287 |
. . . . 5
|
| 31 | caucvg3a.8 |
. . . . 5
| |
| 32 | 30, 31 | jca 288 |
. . . 4
|
| 33 | 15, 17, 28, 29, 32 | climmulc 7069 |
. . 3
|
| 34 | 14, 33 | pm3.2i 285 |
. 2
|
| 35 | 1z 6106 |
. . 3
| |
| 36 | elnnuz 6372 |
. . . . 5
| |
| 37 | 7 | recnd 5287 |
. . . . . . 7
|
| 38 | 3, 37 | eqeltrd 1540 |
. . . . . 6
|
| 39 | axmulcl 5245 |
. . . . . . . . 9
| |
| 40 | 15, 39 | mpan 693 |
. . . . . . . 8
|
| 41 | 30, 40 | syl 10 |
. . . . . . 7
|
| 42 | 31, 41 | eqeltrd 1540 |
. . . . . 6
|
| 43 | replimtOLD 6693 |
. . . . . . . 8
| |
| 44 | 5, 43 | syl 10 |
. . . . . . 7
|
| 45 | axmulcom 5248 |
. . . . . . . . . . 11
| |
| 46 | 15, 45 | mpan 693 |
. . . . . . . . . 10
|
| 47 | 30, 46 | syl 10 |
. . . . . . . . 9
|
| 48 | 20 | opreq1d 3960 |
. . . . . . . . 9
|
| 49 | 31, 47, 48 | 3eqtrd 1503 |
. . . . . . . 8
|
| 50 | 3, 49 | opreq12d 3963 |
. . . . . . 7
|
| 51 | 44, 50 | eqtr4d 1502 |
. . . . . 6
|
| 52 | 38, 42, 51 | 3jca 817 |
. . . . 5
|
| 53 | 36, 52 | sylbir 201 |
. . . 4
|
| 54 | 53 | rgen 1690 |
. . 3
|
| 55 | 35, 54 | pm3.2i 285 |
. 2
|
| 56 | nnex 5881 |
. . . 4
| |
| 57 | fnex 3593 |
. . . 4
| |
| 58 | 2, 56, 57 | mp2an 695 |
. . 3
|
| 59 | fnex 3593 |
. . . 4
| |
| 60 | 29, 56, 59 | mp2an 695 |
. . 3
|
| 61 | fex 3637 |
. . . 4
| |
| 62 | 4, 56, 61 | mp2an 695 |
. . 3
|
| 63 | 16 | supex 4551 |
. . 3
|
| 64 | oprex 3968 |
. . 3
| |
| 65 | 58, 60, 62, 63, 64 | climadd 7053 |
. 2
|
| 66 | 34, 55, 65 | mp2an 695 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem is referenced by: cvgcmp3c 7122 |
| This theorem was proved from axioms: ax-1 4 ax-2 5 ax-3 6 ax-mp 7 ax-7 959 ax-gen 960 ax-8 961 ax-9 962 ax-10 963 ax-11 964 ax-12 965 ax-13 966 ax-14 967 ax-17 968 ax-4 970 ax-5o 972 ax-6o 975 ax-9o 1119 ax-10o 1136 ax-16 1206 ax-11o 1213 ax-ext 1452 ax-rep 2683 ax-sep 2693 ax-nul 2700 ax-pow 2732 ax-pr 2769 ax-un 2857 ax-inf2 4597 |
| This theorem depends on definitions: df-bi 147 df-or 224 df-an 225 df-3or 774 df-3an 775 df-ex 978 df-sb 1168 df-eu 1375 df-mo 1376 df-clab 1457 df-cleq 1462 df-clel 1465 df-ne 1579 df-nel 1580 df-ral 1641 df-rex 1642 df-reu 1643 df-rab 1644 df-v 1803 df-sbc 1932 df-csb 1992 df-dif 2039 df-un 2040 df-in 2041 df-ss 2043 df-pss 2045 df-nul 2271 df-if 2352 df-pw 2392 df-sn 2402 df-pr 2403 df-tp 2405 df-op 2406 df-uni 2494 df-int 2524 df-iun 2558 df-br 2610 df-opab 2657 df-tr 2671 df-eprel 2821 df-id 2824 df-po 2831 df-so 2841 df-fr 2907 df-we 2924 df-ord 2941 df-on 2942 df-lim 2943 df-suc 2944 df-om 3122 df-xp 3174 df-rel 3175 df-cnv 3176 df-co 3177 df-dm 3178 df-rn 3179 df-res 3180 df-ima 3181 df-fun 3182 df-fn 3183 df-f 3184 df-f1 3185 df-fo 3186 df-f1o 3187 df-fv 3188 df-rdg 3917 df-opr 3950 df-oprab 3951 df-1st 4063 df-2nd 4064 df-1o 4117 df-oadd 4119 df-omul 4120 df-er 4245 df-ec 4247 df-qs 4250 df-en 4351 df-dom 4352 df-sdom 4353 df-sup 4548 df-ni 4972 df-pli 4973 df-mi 4974 df-lti 4975 df-plpq 5007 df-mpq |