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Mirrors > Home > ILE Home > Th. List > cntoptop | GIF version |
Description: The topology of the complex numbers is a topology. (Contributed by Jim Kingdon, 6-Jun-2023.) |
Ref | Expression |
---|---|
cntoptopn.1 | ⊢ 𝐽 = (MetOpen‘(abs ∘ − )) |
Ref | Expression |
---|---|
cntoptop | ⊢ 𝐽 ∈ Top |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | cntoptopn.1 | . . 3 ⊢ 𝐽 = (MetOpen‘(abs ∘ − )) | |
2 | 1 | cntoptopon 13874 | . 2 ⊢ 𝐽 ∈ (TopOn‘ℂ) |
3 | 2 | topontopi 13356 | 1 ⊢ 𝐽 ∈ Top |
Colors of variables: wff set class |
Syntax hints: = wceq 1353 ∈ wcel 2148 ∘ ccom 4628 ‘cfv 5213 ℂcc 7804 − cmin 8122 abscabs 10997 MetOpencmopn 13285 Topctop 13337 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-in1 614 ax-in2 615 ax-io 709 ax-5 1447 ax-7 1448 ax-gen 1449 ax-ie1 1493 ax-ie2 1494 ax-8 1504 ax-10 1505 ax-11 1506 ax-i12 1507 ax-bndl 1509 ax-4 1510 ax-17 1526 ax-i9 1530 ax-ial 1534 ax-i5r 1535 ax-13 2150 ax-14 2151 ax-ext 2159 ax-coll 4116 ax-sep 4119 ax-nul 4127 ax-pow 4172 ax-pr 4207 ax-un 4431 ax-setind 4534 ax-iinf 4585 ax-cnex 7897 ax-resscn 7898 ax-1cn 7899 ax-1re 7900 ax-icn 7901 ax-addcl 7902 ax-addrcl 7903 ax-mulcl 7904 ax-mulrcl 7905 ax-addcom 7906 ax-mulcom 7907 ax-addass 7908 ax-mulass 7909 ax-distr 7910 ax-i2m1 7911 ax-0lt1 7912 ax-1rid 7913 ax-0id 7914 ax-rnegex 7915 ax-precex 7916 ax-cnre 7917 ax-pre-ltirr 7918 ax-pre-ltwlin 7919 ax-pre-lttrn 7920 ax-pre-apti 7921 ax-pre-ltadd 7922 ax-pre-mulgt0 7923 ax-pre-mulext 7924 ax-arch 7925 ax-caucvg 7926 |
This theorem depends on definitions: df-bi 117 df-stab 831 df-dc 835 df-3or 979 df-3an 980 df-tru 1356 df-fal 1359 df-nf 1461 df-sb 1763 df-eu 2029 df-mo 2030 df-clab 2164 df-cleq 2170 df-clel 2173 df-nfc 2308 df-ne 2348 df-nel 2443 df-ral 2460 df-rex 2461 df-reu 2462 df-rmo 2463 df-rab 2464 df-v 2739 df-sbc 2963 df-csb 3058 df-dif 3131 df-un 3133 df-in 3135 df-ss 3142 df-nul 3423 df-if 3535 df-pw 3577 df-sn 3598 df-pr 3599 df-op 3601 df-uni 3809 df-int 3844 df-iun 3887 df-br 4002 df-opab 4063 df-mpt 4064 df-tr 4100 df-id 4291 df-po 4294 df-iso 4295 df-iord 4364 df-on 4366 df-ilim 4367 df-suc 4369 df-iom 4588 df-xp 4630 df-rel 4631 df-cnv 4632 df-co 4633 df-dm 4634 df-rn 4635 df-res 4636 df-ima 4637 df-iota 5175 df-fun 5215 df-fn 5216 df-f 5217 df-f1 5218 df-fo 5219 df-f1o 5220 df-fv 5221 df-isom 5222 df-riota 5826 df-ov 5873 df-oprab 5874 df-mpo 5875 df-1st 6136 df-2nd 6137 df-recs 6301 df-frec 6387 df-map 6645 df-sup 6978 df-inf 6979 df-pnf 7988 df-mnf 7989 df-xr 7990 df-ltxr 7991 df-le 7992 df-sub 8124 df-neg 8125 df-reap 8526 df-ap 8533 df-div 8624 df-inn 8914 df-2 8972 df-3 8973 df-4 8974 df-n0 9171 df-z 9248 df-uz 9523 df-q 9614 df-rp 9648 df-xneg 9766 df-xadd 9767 df-seqfrec 10439 df-exp 10513 df-cj 10842 df-re 10843 df-im 10844 df-rsqrt 10998 df-abs 10999 df-topgen 12695 df-psmet 13287 df-xmet 13288 df-met 13289 df-bl 13290 df-mopn 13291 df-top 13338 df-topon 13351 df-bases 13383 |
This theorem is referenced by: cnopncntop 13879 rerestcntop 13892 cnrehmeocntop 13935 limccnpcntop 13986 limccnp2lem 13987 limccnp2cntop 13988 reldvg 13990 dvbss 13996 dvidlemap 14002 dvcnp2cntop 14005 dvrecap 14019 dveflem 14029 |
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