| Mathbox for Thierry Arnoux |
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| Mirrors > Home > MPE Home > Th. List > Mathboxes > zarcls0 | Structured version Visualization version GIF version | ||
| Description: The closure of the identity ideal in the Zariski topology. Proposition 1.1.2(i) of [EGA] p. 80. (Contributed by Thierry Arnoux, 16-Jun-2024.) |
| Ref | Expression |
|---|---|
| zarclsx.1 | ⊢ 𝑉 = (𝑖 ∈ (LIdeal‘𝑅) ↦ {𝑗 ∈ (PrmIdeal‘𝑅) ∣ 𝑖 ⊆ 𝑗}) |
| zarcls0.1 | ⊢ 𝑃 = (PrmIdeal‘𝑅) |
| zarcls0.2 | ⊢ 0 = (0g‘𝑅) |
| Ref | Expression |
|---|---|
| zarcls0 | ⊢ (𝑅 ∈ Ring → (𝑉‘{ 0 }) = 𝑃) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | zarclsx.1 | . . 3 ⊢ 𝑉 = (𝑖 ∈ (LIdeal‘𝑅) ↦ {𝑗 ∈ (PrmIdeal‘𝑅) ∣ 𝑖 ⊆ 𝑗}) | |
| 2 | 1 | a1i 11 | . 2 ⊢ (𝑅 ∈ Ring → 𝑉 = (𝑖 ∈ (LIdeal‘𝑅) ↦ {𝑗 ∈ (PrmIdeal‘𝑅) ∣ 𝑖 ⊆ 𝑗})) |
| 3 | zarcls0.1 | . . 3 ⊢ 𝑃 = (PrmIdeal‘𝑅) | |
| 4 | simplr 781 | . . . . . 6 ⊢ (((𝑅 ∈ Ring ∧ 𝑖 = { 0 }) ∧ 𝑗 ∈ (PrmIdeal‘𝑅)) → 𝑖 = { 0 }) | |
| 5 | simpll 779 | . . . . . . . 8 ⊢ (((𝑅 ∈ Ring ∧ 𝑖 = { 0 }) ∧ 𝑗 ∈ (PrmIdeal‘𝑅)) → 𝑅 ∈ Ring) | |
| 6 | prmidlidl 21533 | . . . . . . . . 9 ⊢ ((𝑅 ∈ Ring ∧ 𝑗 ∈ (PrmIdeal‘𝑅)) → 𝑗 ∈ (LIdeal‘𝑅)) | |
| 7 | 5, 6 | sylancom 600 | . . . . . . . 8 ⊢ (((𝑅 ∈ Ring ∧ 𝑖 = { 0 }) ∧ 𝑗 ∈ (PrmIdeal‘𝑅)) → 𝑗 ∈ (LIdeal‘𝑅)) |
| 8 | eqid 2760 | . . . . . . . . 9 ⊢ (LIdeal‘𝑅) = (LIdeal‘𝑅) | |
| 9 | zarcls0.2 | . . . . . . . . 9 ⊢ 0 = (0g‘𝑅) | |
| 10 | 8, 9 | lidl0cl 21409 | . . . . . . . 8 ⊢ ((𝑅 ∈ Ring ∧ 𝑗 ∈ (LIdeal‘𝑅)) → 0 ∈ 𝑗) |
| 11 | 5, 7, 10 | syl2anc 596 | . . . . . . 7 ⊢ (((𝑅 ∈ Ring ∧ 𝑖 = { 0 }) ∧ 𝑗 ∈ (PrmIdeal‘𝑅)) → 0 ∈ 𝑗) |
| 12 | 11 | snssd 4747 | . . . . . 6 ⊢ (((𝑅 ∈ Ring ∧ 𝑖 = { 0 }) ∧ 𝑗 ∈ (PrmIdeal‘𝑅)) → { 0 } ⊆ 𝑗) |
| 13 | 4, 12 | eqsstrd 3965 | . . . . 5 ⊢ (((𝑅 ∈ Ring ∧ 𝑖 = { 0 }) ∧ 𝑗 ∈ (PrmIdeal‘𝑅)) → 𝑖 ⊆ 𝑗) |
| 14 | 13 | ralrimiva 3154 | . . . 4 ⊢ ((𝑅 ∈ Ring ∧ 𝑖 = { 0 }) → ∀𝑗 ∈ (PrmIdeal‘𝑅)𝑖 ⊆ 𝑗) |
| 15 | rabid2 3444 | . . . 4 ⊢ ((PrmIdeal‘𝑅) = {𝑗 ∈ (PrmIdeal‘𝑅) ∣ 𝑖 ⊆ 𝑗} ↔ ∀𝑗 ∈ (PrmIdeal‘𝑅)𝑖 ⊆ 𝑗) | |
| 16 | 14, 15 | sylibr 237 | . . 3 ⊢ ((𝑅 ∈ Ring ∧ 𝑖 = { 0 }) → (PrmIdeal‘𝑅) = {𝑗 ∈ (PrmIdeal‘𝑅) ∣ 𝑖 ⊆ 𝑗}) |
| 17 | 3, 16 | eqtr2id 2808 | . 2 ⊢ ((𝑅 ∈ Ring ∧ 𝑖 = { 0 }) → {𝑗 ∈ (PrmIdeal‘𝑅) ∣ 𝑖 ⊆ 𝑗} = 𝑃) |
| 18 | 8, 9 | lidl0 21420 | . 2 ⊢ (𝑅 ∈ Ring → { 0 } ∈ (LIdeal‘𝑅)) |
| 19 | 3 | fvexi 6893 | . . 3 ⊢ 𝑃 ∈ V |
| 20 | 19 | a1i 11 | . 2 ⊢ (𝑅 ∈ Ring → 𝑃 ∈ V) |
| 21 | 2, 17, 18, 20 | fvmptd 6995 | 1 ⊢ (𝑅 ∈ Ring → (𝑉‘{ 0 }) = 𝑃) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∧ wa 401 = wceq 1570 ∈ wcel 2145 ∀wral 3076 {crab 3412 Vcvv 3450 ⊆ wss 3899 {csn 4584 ↦ cmpt 5186 ‘cfv 6533 0gc0g 17525 Ringcrg 20373 LIdealclidl 21394 PrmIdealcprmidl 21524 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1943 ax-6 2000 ax-7 2041 ax-8 2147 ax-9 2155 ax-10 2178 ax-11 2194 ax-12 2213 ax-ext 2732 ax-rep 5232 ax-sep 5251 ax-nul 5263 ax-pow 5330 ax-pr 5398 ax-un 7737 ax-cnex 11181 ax-resscn 11182 ax-1cn 11183 ax-icn 11184 ax-addcl 11185 ax-addrcl 11186 ax-mulcl 11187 ax-mulrcl 11188 ax-mulcom 11189 ax-addass 11190 ax-mulass 11191 ax-distr 11192 ax-i2m1 11193 ax-1ne0 11194 ax-1rid 11195 ax-rnegex 11196 ax-rrecex 11197 ax-cnre 11198 ax-pre-lttri 11199 ax-pre-lttrn 11200 ax-pre-ltadd 11201 ax-pre-mulgt0 11202 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-nf 1817 df-sb 2100 df-mo 2564 df-eu 2594 df-clab 2739 df-cleq 2752 df-clel 2835 df-nfc 2909 df-ne 2956 df-nel 3062 df-ral 3077 df-rex 3087 df-rmo 3365 df-reu 3366 df-rab 3413 df-v 3452 df-sbc 3740 df-csb 3848 df-dif 3902 df-un 3904 df-in 3906 df-ss 3916 df-pss 3919 df-nul 4280 df-if 4483 df-pw 4559 df-sn 4585 df-pr 4587 df-op 4591 df-uni 4868 df-iun 4953 df-br 5104 df-opab 5168 df-mpt 5187 df-tr 5213 df-id 5550 df-eprel 5555 df-po 5563 df-so 5564 df-fr 5608 df-we 5610 df-xp 5661 df-rel 5662 df-cnv 5663 df-co 5664 df-dm 5665 df-rn 5666 df-res 5667 df-ima 5668 df-pred 6299 df-ord 6360 df-on 6361 df-lim 6362 df-suc 6363 df-iota 6489 df-fun 6535 df-fn 6536 df-f 6537 df-f1 6538 df-fo 6539 df-f1o 6540 df-fv 6541 df-riota 7371 df-ov 7417 df-oprab 7418 df-mpo 7419 df-om 7864 df-1st 7987 df-2nd 7988 df-frecs 8281 df-wrecs 8312 df-recs 8361 df-rdg 8400 df-er 8697 df-en 8954 df-dom 8955 df-sdom 8956 df-pnf 11270 df-mnf 11271 df-xr 11272 df-ltxr 11273 df-le 11274 df-sub 11468 df-neg 11469 df-nn 12259 df-2 12328 df-3 12329 df-4 12330 df-5 12331 df-6 12332 df-7 12333 df-8 12334 df-sets 17257 df-slot 17275 df-ndx 17287 df-base 17303 df-ress 17324 df-plusg 17356 df-mulr 17357 df-sca 17359 df-vsca 17360 df-ip 17361 df-0g 17527 df-mgm 18731 df-sgrp 18822 df-mnd 18838 df-grp 19061 df-minusg 19062 df-sbg 19063 df-subg 19247 df-cmn 19910 df-abl 19911 df-mgp 20275 df-rng 20289 df-ur 20322 df-ring 20375 df-subrg 20733 df-lmod 21047 df-lss 21117 df-sra 21358 df-rgmod 21359 df-lidl 21396 df-prmidl 21525 |
| This theorem is used by: zartopn 34386 |
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