| Mathbox for Thierry Arnoux |
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| Mirrors > Home > MPE Home > Th. List > Mathboxes > rspectps | Structured version Visualization version GIF version | ||
| Description: The spectrum of a ring 𝑅 is a topological space. (Contributed by Thierry Arnoux, 16-Jun-2024.) |
| Ref | Expression |
|---|---|
| rspectps.1 | ⊢ 𝑆 = (Spec‘𝑅) |
| Ref | Expression |
|---|---|
| rspectps | ⊢ (𝑅 ∈ CRing → 𝑆 ∈ TopSp) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | rspectps.1 | . . . 4 ⊢ 𝑆 = (Spec‘𝑅) | |
| 2 | eqid 2730 | . . . 4 ⊢ (TopOpen‘𝑆) = (TopOpen‘𝑆) | |
| 3 | eqid 2730 | . . . 4 ⊢ (PrmIdeal‘𝑅) = (PrmIdeal‘𝑅) | |
| 4 | 1, 2, 3 | zartopon 33874 | . . 3 ⊢ (𝑅 ∈ CRing → (TopOpen‘𝑆) ∈ (TopOn‘(PrmIdeal‘𝑅))) |
| 5 | crngring 20161 | . . . 4 ⊢ (𝑅 ∈ CRing → 𝑅 ∈ Ring) | |
| 6 | 1 | rspecbas 33862 | . . . . 5 ⊢ (𝑅 ∈ Ring → (PrmIdeal‘𝑅) = (Base‘𝑆)) |
| 7 | 6 | fveq2d 6865 | . . . 4 ⊢ (𝑅 ∈ Ring → (TopOn‘(PrmIdeal‘𝑅)) = (TopOn‘(Base‘𝑆))) |
| 8 | 5, 7 | syl 17 | . . 3 ⊢ (𝑅 ∈ CRing → (TopOn‘(PrmIdeal‘𝑅)) = (TopOn‘(Base‘𝑆))) |
| 9 | 4, 8 | eleqtrd 2831 | . 2 ⊢ (𝑅 ∈ CRing → (TopOpen‘𝑆) ∈ (TopOn‘(Base‘𝑆))) |
| 10 | eqid 2730 | . . 3 ⊢ (Base‘𝑆) = (Base‘𝑆) | |
| 11 | 10, 2 | istps 22828 | . 2 ⊢ (𝑆 ∈ TopSp ↔ (TopOpen‘𝑆) ∈ (TopOn‘(Base‘𝑆))) |
| 12 | 9, 11 | sylibr 234 | 1 ⊢ (𝑅 ∈ CRing → 𝑆 ∈ TopSp) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 = wceq 1540 ∈ wcel 2109 ‘cfv 6514 Basecbs 17186 TopOpenctopn 17391 Ringcrg 20149 CRingccrg 20150 TopOnctopon 22804 TopSpctps 22826 PrmIdealcprmidl 33413 Speccrspec 33859 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1795 ax-4 1809 ax-5 1910 ax-6 1967 ax-7 2008 ax-8 2111 ax-9 2119 ax-10 2142 ax-11 2158 ax-12 2178 ax-ext 2702 ax-rep 5237 ax-sep 5254 ax-nul 5264 ax-pow 5323 ax-pr 5390 ax-un 7714 ax-ac2 10423 ax-cnex 11131 ax-resscn 11132 ax-1cn 11133 ax-icn 11134 ax-addcl 11135 ax-addrcl 11136 ax-mulcl 11137 ax-mulrcl 11138 ax-mulcom 11139 ax-addass 11140 ax-mulass 11141 ax-distr 11142 ax-i2m1 11143 ax-1ne0 11144 ax-1rid 11145 ax-rnegex 11146 ax-rrecex 11147 ax-cnre 11148 ax-pre-lttri 11149 ax-pre-lttrn 11150 ax-pre-ltadd 11151 ax-pre-mulgt0 11152 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3or 1087 df-3an 1088 df-tru 1543 df-fal 1553 df-ex 1780 df-nf 1784 df-sb 2066 df-mo 2534 df-eu 2563 df-clab 2709 df-cleq 2722 df-clel 2804 df-nfc 2879 df-ne 2927 df-nel 3031 df-ral 3046 df-rex 3055 df-rmo 3356 df-reu 3357 df-rab 3409 df-v 3452 df-sbc 3757 df-csb 3866 df-dif 3920 df-un 3922 df-in 3924 df-ss 3934 df-pss 3937 df-nul 4300 df-if 4492 df-pw 4568 df-sn 4593 df-pr 4595 df-tp 4597 df-op 4599 df-uni 4875 df-int 4914 df-iun 4960 df-iin 4961 df-br 5111 df-opab 5173 df-mpt 5192 df-tr 5218 df-id 5536 df-eprel 5541 df-po 5549 df-so 5550 df-fr 5594 df-se 5595 df-we 5596 df-xp 5647 df-rel 5648 df-cnv 5649 df-co 5650 df-dm 5651 df-rn 5652 df-res 5653 df-ima 5654 df-pred 6277 df-ord 6338 df-on 6339 df-lim 6340 df-suc 6341 df-iota 6467 df-fun 6516 df-fn 6517 df-f 6518 df-f1 6519 df-fo 6520 df-f1o 6521 df-fv 6522 df-isom 6523 df-riota 7347 df-ov 7393 df-oprab 7394 df-mpo 7395 df-rpss 7702 df-om 7846 df-1st 7971 df-2nd 7972 df-frecs 8263 df-wrecs 8294 df-recs 8343 df-rdg 8381 df-1o 8437 df-oadd 8441 df-er 8674 df-en 8922 df-dom 8923 df-sdom 8924 df-fin 8925 df-dju 9861 df-card 9899 df-ac 10076 df-pnf 11217 df-mnf 11218 df-xr 11219 df-ltxr 11220 df-le 11221 df-sub 11414 df-neg 11415 df-nn 12194 df-2 12256 df-3 12257 df-4 12258 df-5 12259 df-6 12260 df-7 12261 df-8 12262 df-9 12263 df-n0 12450 df-z 12537 df-dec 12657 df-uz 12801 df-fz 13476 df-struct 17124 df-sets 17141 df-slot 17159 df-ndx 17171 df-base 17187 df-ress 17208 df-plusg 17240 df-mulr 17241 df-sca 17243 df-vsca 17244 df-ip 17245 df-tset 17246 df-ple 17247 df-rest 17392 df-topn 17393 df-0g 17411 df-mre 17554 df-mgm 18574 df-sgrp 18653 df-mnd 18669 df-submnd 18718 df-grp 18875 df-minusg 18876 df-sbg 18877 df-subg 19062 df-cntz 19256 df-lsm 19573 df-cmn 19719 df-abl 19720 df-mgp 20057 df-rng 20069 df-ur 20098 df-ring 20151 df-cring 20152 df-subrg 20486 df-lmod 20775 df-lss 20845 df-lsp 20885 df-sra 21087 df-rgmod 21088 df-lidl 21125 df-rsp 21126 df-lpidl 21239 df-top 22788 df-topon 22805 df-topsp 22827 df-cld 22913 df-prmidl 33414 df-mxidl 33438 df-idlsrg 33479 df-rspec 33860 |
| This theorem is referenced by: (None) |
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