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Mathbox for Thierry Arnoux |
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Mirrors > Home > MPE Home > Th. List > Mathboxes > zarcmp | Structured version Visualization version GIF version |
Description: The Zariski topology is compact. Proposition 1.1.10(ii) of [EGA], p. 82. (Contributed by Thierry Arnoux, 2-Jul-2024.) |
Ref | Expression |
---|---|
zartop.1 | ⊢ 𝑆 = (Spec‘𝑅) |
zartop.2 | ⊢ 𝐽 = (TopOpen‘𝑆) |
Ref | Expression |
---|---|
zarcmp | ⊢ (𝑅 ∈ CRing → 𝐽 ∈ Comp) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | zartop.1 | . 2 ⊢ 𝑆 = (Spec‘𝑅) | |
2 | zartop.2 | . 2 ⊢ 𝐽 = (TopOpen‘𝑆) | |
3 | sseq1 3913 | . . . . 5 ⊢ (𝑖 = 𝑘 → (𝑖 ⊆ 𝑗 ↔ 𝑘 ⊆ 𝑗)) | |
4 | 3 | rabbidv 3390 | . . . 4 ⊢ (𝑖 = 𝑘 → {𝑗 ∈ (PrmIdeal‘𝑅) ∣ 𝑖 ⊆ 𝑗} = {𝑗 ∈ (PrmIdeal‘𝑅) ∣ 𝑘 ⊆ 𝑗}) |
5 | sseq2 3914 | . . . . 5 ⊢ (𝑗 = 𝑙 → (𝑘 ⊆ 𝑗 ↔ 𝑘 ⊆ 𝑙)) | |
6 | 5 | cbvrabv 3402 | . . . 4 ⊢ {𝑗 ∈ (PrmIdeal‘𝑅) ∣ 𝑘 ⊆ 𝑗} = {𝑙 ∈ (PrmIdeal‘𝑅) ∣ 𝑘 ⊆ 𝑙} |
7 | 4, 6 | eqtrdi 2810 | . . 3 ⊢ (𝑖 = 𝑘 → {𝑗 ∈ (PrmIdeal‘𝑅) ∣ 𝑖 ⊆ 𝑗} = {𝑙 ∈ (PrmIdeal‘𝑅) ∣ 𝑘 ⊆ 𝑙}) |
8 | 7 | cbvmptv 5128 | . 2 ⊢ (𝑖 ∈ (LIdeal‘𝑅) ↦ {𝑗 ∈ (PrmIdeal‘𝑅) ∣ 𝑖 ⊆ 𝑗}) = (𝑘 ∈ (LIdeal‘𝑅) ↦ {𝑙 ∈ (PrmIdeal‘𝑅) ∣ 𝑘 ⊆ 𝑙}) |
9 | 1, 2, 8 | zarcmplem 31337 | 1 ⊢ (𝑅 ∈ CRing → 𝐽 ∈ Comp) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 = wceq 1539 ∈ wcel 2112 {crab 3072 ⊆ wss 3854 ↦ cmpt 5105 ‘cfv 6328 TopOpenctopn 16738 CRingccrg 19351 LIdealclidl 19995 Compccmp 22071 PrmIdealcprmidl 31116 Speccrspec 31318 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1798 ax-4 1812 ax-5 1912 ax-6 1971 ax-7 2016 ax-8 2114 ax-9 2122 ax-10 2143 ax-11 2159 ax-12 2176 ax-ext 2730 ax-rep 5149 ax-sep 5162 ax-nul 5169 ax-pow 5227 ax-pr 5291 ax-un 7452 ax-reg 9074 ax-inf2 9122 ax-ac2 9908 ax-cnex 10616 ax-resscn 10617 ax-1cn 10618 ax-icn 10619 ax-addcl 10620 ax-addrcl 10621 ax-mulcl 10622 ax-mulrcl 10623 ax-mulcom 10624 ax-addass 10625 ax-mulass 10626 ax-distr 10627 ax-i2m1 10628 ax-1ne0 10629 ax-1rid 10630 ax-rnegex 10631 ax-rrecex 10632 ax-cnre 10633 ax-pre-lttri 10634 ax-pre-lttrn 10635 ax-pre-ltadd 10636 ax-pre-mulgt0 10637 ax-addf 10639 ax-mulf 10640 |
This theorem depends on definitions: df-bi 210 df-an 401 df-or 846 df-3or 1086 df-3an 1087 df-tru 1542 df-fal 1552 df-ex 1783 df-nf 1787 df-sb 2071 df-mo 2558 df-eu 2589 df-clab 2737 df-cleq 2751 df-clel 2831 df-nfc 2899 df-ne 2950 df-nel 3054 df-ral 3073 df-rex 3074 df-reu 3075 df-rmo 3076 df-rab 3077 df-v 3409 df-sbc 3694 df-csb 3802 df-dif 3857 df-un 3859 df-in 3861 df-ss 3871 df-pss 3873 df-nul 4222 df-if 4414 df-pw 4489 df-sn 4516 df-pr 4518 df-tp 4520 df-op 4522 df-uni 4792 df-int 4832 df-iun 4878 df-iin 4879 df-disj 4991 df-br 5026 df-opab 5088 df-mpt 5106 df-tr 5132 df-id 5423 df-eprel 5428 df-po 5436 df-so 5437 df-fr 5476 df-se 5477 df-we 5478 df-xp 5523 df-rel 5524 df-cnv 5525 df-co 5526 df-dm 5527 df-rn 5528 df-res 5529 df-ima 5530 df-pred 6119 df-ord 6165 df-on 6166 df-lim 6167 df-suc 6168 df-iota 6287 df-fun 6330 df-fn 6331 df-f 6332 df-f1 6333 df-fo 6334 df-f1o 6335 df-fv 6336 df-isom 6337 df-riota 7101 df-ov 7146 df-oprab 7147 df-mpo 7148 df-of 7398 df-rpss 7440 df-om 7573 df-1st 7686 df-2nd 7687 df-supp 7829 df-wrecs 7950 df-recs 8011 df-rdg 8049 df-1o 8105 df-2o 8106 df-oadd 8109 df-er 8292 df-map 8411 df-ixp 8473 df-en 8521 df-dom 8522 df-sdom 8523 df-fin 8524 df-fsupp 8852 df-fi 8893 df-sup 8924 df-oi 8992 df-r1 9211 df-rank 9212 df-dju 9348 df-card 9386 df-ac 9561 df-pnf 10700 df-mnf 10701 df-xr 10702 df-ltxr 10703 df-le 10704 df-sub 10895 df-neg 10896 df-nn 11660 df-2 11722 df-3 11723 df-4 11724 df-5 11725 df-6 11726 df-7 11727 df-8 11728 df-9 11729 df-n0 11920 df-xnn0 11992 df-z 12006 df-dec 12123 df-uz 12268 df-fz 12925 df-fzo 13068 df-seq 13404 df-hash 13726 df-struct 16528 df-ndx 16529 df-slot 16530 df-base 16532 df-sets 16533 df-ress 16534 df-plusg 16621 df-mulr 16622 df-starv 16623 df-sca 16624 df-vsca 16625 df-ip 16626 df-tset 16627 df-ple 16628 df-ds 16630 df-unif 16631 df-hom 16632 df-cco 16633 df-rest 16739 df-topn 16740 df-0g 16758 df-gsum 16759 df-prds 16764 df-pws 16766 df-mre 16900 df-mrc 16901 df-acs 16903 df-mgm 17903 df-sgrp 17952 df-mnd 17963 df-mhm 18007 df-submnd 18008 df-grp 18157 df-minusg 18158 df-sbg 18159 df-mulg 18277 df-subg 18328 df-ghm 18408 df-cntz 18499 df-lsm 18813 df-cmn 18960 df-abl 18961 df-mgp 19293 df-ur 19305 df-ring 19352 df-cring 19353 df-rnghom 19523 df-subrg 19586 df-lmod 19689 df-lss 19757 df-lsp 19797 df-lmhm 19847 df-lbs 19900 df-sra 19997 df-rgmod 19998 df-lidl 19999 df-rsp 20000 df-lpidl 20069 df-nzr 20084 df-cnfld 20152 df-zring 20224 df-zrh 20258 df-dsmm 20482 df-frlm 20497 df-uvc 20533 df-top 21579 df-topon 21596 df-cld 21704 df-cmp 22072 df-prmidl 31117 df-mxidl 31138 df-idlsrg 31152 df-rspec 31319 |
This theorem is referenced by: (None) |
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