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| Mirrors > Home > MPE Home > Th. List > Mathboxes > ellcsrspsn | Structured version Visualization version GIF version | ||
| Description: Membership in a left coset in a quotient of a ring by the span of a singleton (that is, by the ideal generated by an element). This characterization comes from eqglact 19076 and elrspsn 21165. (Contributed by SN, 19-Jun-2025.) |
| Ref | Expression |
|---|---|
| ellcsrspsn.b | ⊢ 𝐵 = (Base‘𝑅) |
| ellcsrspsn.p | ⊢ + = (+g‘𝑅) |
| ellcsrspsn.t | ⊢ · = (.r‘𝑅) |
| ellcsrspsn.e | ⊢ ∼ = (𝑅 ~QG 𝐼) |
| ellcsrspsn.u | ⊢ 𝑈 = (𝑅 /s ∼ ) |
| ellcsrspsn.i | ⊢ 𝐼 = ((RSpan‘𝑅)‘{𝑀}) |
| ellcsrspsn.r | ⊢ (𝜑 → 𝑅 ∈ Ring) |
| ellcsrspsn.m | ⊢ (𝜑 → 𝑀 ∈ 𝐵) |
| ellcsrspsn.x | ⊢ (𝜑 → 𝑋 ∈ (Base‘𝑈)) |
| Ref | Expression |
|---|---|
| ellcsrspsn | ⊢ (𝜑 → ∃𝑥 ∈ 𝐵 (𝑋 = [𝑥] ∼ ∧ 𝑋 = {𝑧 ∣ ∃𝑦 ∈ 𝐵 𝑧 = (𝑥 + (𝑦 · 𝑀))})) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | ellcsrspsn.x | . . 3 ⊢ (𝜑 → 𝑋 ∈ (Base‘𝑈)) | |
| 2 | ellcsrspsn.r | . . . 4 ⊢ (𝜑 → 𝑅 ∈ Ring) | |
| 3 | ellcsrspsn.e | . . . . 5 ⊢ ∼ = (𝑅 ~QG 𝐼) | |
| 4 | ellcsrspsn.u | . . . . 5 ⊢ 𝑈 = (𝑅 /s ∼ ) | |
| 5 | ellcsrspsn.b | . . . . 5 ⊢ 𝐵 = (Base‘𝑅) | |
| 6 | 3, 4, 5 | quselbas 19081 | . . . 4 ⊢ ((𝑅 ∈ Ring ∧ 𝑋 ∈ (Base‘𝑈)) → (𝑋 ∈ (Base‘𝑈) ↔ ∃𝑥 ∈ 𝐵 𝑋 = [𝑥] ∼ )) |
| 7 | 2, 1, 6 | syl2anc 584 | . . 3 ⊢ (𝜑 → (𝑋 ∈ (Base‘𝑈) ↔ ∃𝑥 ∈ 𝐵 𝑋 = [𝑥] ∼ )) |
| 8 | 1, 7 | mpbid 232 | . 2 ⊢ (𝜑 → ∃𝑥 ∈ 𝐵 𝑋 = [𝑥] ∼ ) |
| 9 | 2 | ringgrpd 20145 | . . . . . . . 8 ⊢ (𝜑 → 𝑅 ∈ Grp) |
| 10 | 9 | adantr 480 | . . . . . . 7 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐵) → 𝑅 ∈ Grp) |
| 11 | ellcsrspsn.i | . . . . . . . . 9 ⊢ 𝐼 = ((RSpan‘𝑅)‘{𝑀}) | |
| 12 | eqid 2729 | . . . . . . . . . 10 ⊢ (RSpan‘𝑅) = (RSpan‘𝑅) | |
| 13 | ellcsrspsn.m | . . . . . . . . . . 11 ⊢ (𝜑 → 𝑀 ∈ 𝐵) | |
| 14 | 13 | snssd 4763 | . . . . . . . . . 10 ⊢ (𝜑 → {𝑀} ⊆ 𝐵) |
| 15 | 12, 5, 2, 14 | rspssbasd 35612 | . . . . . . . . 9 ⊢ (𝜑 → ((RSpan‘𝑅)‘{𝑀}) ⊆ 𝐵) |
| 16 | 11, 15 | eqsstrid 3976 | . . . . . . . 8 ⊢ (𝜑 → 𝐼 ⊆ 𝐵) |
| 17 | 16 | adantr 480 | . . . . . . 7 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐵) → 𝐼 ⊆ 𝐵) |
| 18 | simpr 484 | . . . . . . 7 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐵) → 𝑥 ∈ 𝐵) | |
| 19 | ellcsrspsn.p | . . . . . . . 8 ⊢ + = (+g‘𝑅) | |
| 20 | 5, 3, 19 | eqglact 19076 | . . . . . . 7 ⊢ ((𝑅 ∈ Grp ∧ 𝐼 ⊆ 𝐵 ∧ 𝑥 ∈ 𝐵) → [𝑥] ∼ = ((𝑖 ∈ 𝐵 ↦ (𝑥 + 𝑖)) “ 𝐼)) |
| 21 | 10, 17, 18, 20 | syl3anc 1373 | . . . . . 6 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐵) → [𝑥] ∼ = ((𝑖 ∈ 𝐵 ↦ (𝑥 + 𝑖)) “ 𝐼)) |
| 22 | eqid 2729 | . . . . . . . . 9 ⊢ (𝑖 ∈ 𝐵 ↦ (𝑥 + 𝑖)) = (𝑖 ∈ 𝐵 ↦ (𝑥 + 𝑖)) | |
| 23 | vex 3442 | . . . . . . . . . 10 ⊢ 𝑧 ∈ V | |
| 24 | 23 | a1i 11 | . . . . . . . . 9 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐵) → 𝑧 ∈ V) |
| 25 | 22, 24, 17 | elimampt 5998 | . . . . . . . 8 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐵) → (𝑧 ∈ ((𝑖 ∈ 𝐵 ↦ (𝑥 + 𝑖)) “ 𝐼) ↔ ∃𝑖 ∈ 𝐼 𝑧 = (𝑥 + 𝑖))) |
| 26 | oveq2 7361 | . . . . . . . . . 10 ⊢ (𝑖 = (𝑦 · 𝑀) → (𝑥 + 𝑖) = (𝑥 + (𝑦 · 𝑀))) | |
| 27 | 26 | eqeq2d 2740 | . . . . . . . . 9 ⊢ (𝑖 = (𝑦 · 𝑀) → (𝑧 = (𝑥 + 𝑖) ↔ 𝑧 = (𝑥 + (𝑦 · 𝑀)))) |
| 28 | 11 | eleq2i 2820 | . . . . . . . . . . 11 ⊢ (𝑖 ∈ 𝐼 ↔ 𝑖 ∈ ((RSpan‘𝑅)‘{𝑀})) |
| 29 | ellcsrspsn.t | . . . . . . . . . . . . 13 ⊢ · = (.r‘𝑅) | |
| 30 | 5, 29, 12 | elrspsn 21165 | . . . . . . . . . . . 12 ⊢ ((𝑅 ∈ Ring ∧ 𝑀 ∈ 𝐵) → (𝑖 ∈ ((RSpan‘𝑅)‘{𝑀}) ↔ ∃𝑦 ∈ 𝐵 𝑖 = (𝑦 · 𝑀))) |
| 31 | 2, 13, 30 | syl2anc 584 | . . . . . . . . . . 11 ⊢ (𝜑 → (𝑖 ∈ ((RSpan‘𝑅)‘{𝑀}) ↔ ∃𝑦 ∈ 𝐵 𝑖 = (𝑦 · 𝑀))) |
| 32 | 28, 31 | bitrid 283 | . . . . . . . . . 10 ⊢ (𝜑 → (𝑖 ∈ 𝐼 ↔ ∃𝑦 ∈ 𝐵 𝑖 = (𝑦 · 𝑀))) |
| 33 | 32 | adantr 480 | . . . . . . . . 9 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐵) → (𝑖 ∈ 𝐼 ↔ ∃𝑦 ∈ 𝐵 𝑖 = (𝑦 · 𝑀))) |
| 34 | ovexd 7388 | . . . . . . . . 9 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐵) → (𝑦 · 𝑀) ∈ V) | |
| 35 | 27, 33, 34 | rexxfr3d 35610 | . . . . . . . 8 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐵) → (∃𝑖 ∈ 𝐼 𝑧 = (𝑥 + 𝑖) ↔ ∃𝑦 ∈ 𝐵 𝑧 = (𝑥 + (𝑦 · 𝑀)))) |
| 36 | 25, 35 | bitrd 279 | . . . . . . 7 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐵) → (𝑧 ∈ ((𝑖 ∈ 𝐵 ↦ (𝑥 + 𝑖)) “ 𝐼) ↔ ∃𝑦 ∈ 𝐵 𝑧 = (𝑥 + (𝑦 · 𝑀)))) |
| 37 | 36 | eqabdv 2861 | . . . . . 6 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐵) → ((𝑖 ∈ 𝐵 ↦ (𝑥 + 𝑖)) “ 𝐼) = {𝑧 ∣ ∃𝑦 ∈ 𝐵 𝑧 = (𝑥 + (𝑦 · 𝑀))}) |
| 38 | 21, 37 | eqtrd 2764 | . . . . 5 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐵) → [𝑥] ∼ = {𝑧 ∣ ∃𝑦 ∈ 𝐵 𝑧 = (𝑥 + (𝑦 · 𝑀))}) |
| 39 | eqeq1 2733 | . . . . 5 ⊢ (𝑋 = [𝑥] ∼ → (𝑋 = {𝑧 ∣ ∃𝑦 ∈ 𝐵 𝑧 = (𝑥 + (𝑦 · 𝑀))} ↔ [𝑥] ∼ = {𝑧 ∣ ∃𝑦 ∈ 𝐵 𝑧 = (𝑥 + (𝑦 · 𝑀))})) | |
| 40 | 38, 39 | syl5ibrcom 247 | . . . 4 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐵) → (𝑋 = [𝑥] ∼ → 𝑋 = {𝑧 ∣ ∃𝑦 ∈ 𝐵 𝑧 = (𝑥 + (𝑦 · 𝑀))})) |
| 41 | 40 | ancld 550 | . . 3 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐵) → (𝑋 = [𝑥] ∼ → (𝑋 = [𝑥] ∼ ∧ 𝑋 = {𝑧 ∣ ∃𝑦 ∈ 𝐵 𝑧 = (𝑥 + (𝑦 · 𝑀))}))) |
| 42 | 41 | reximdva 3142 | . 2 ⊢ (𝜑 → (∃𝑥 ∈ 𝐵 𝑋 = [𝑥] ∼ → ∃𝑥 ∈ 𝐵 (𝑋 = [𝑥] ∼ ∧ 𝑋 = {𝑧 ∣ ∃𝑦 ∈ 𝐵 𝑧 = (𝑥 + (𝑦 · 𝑀))}))) |
| 43 | 8, 42 | mpd 15 | 1 ⊢ (𝜑 → ∃𝑥 ∈ 𝐵 (𝑋 = [𝑥] ∼ ∧ 𝑋 = {𝑧 ∣ ∃𝑦 ∈ 𝐵 𝑧 = (𝑥 + (𝑦 · 𝑀))})) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ↔ wb 206 ∧ wa 395 = wceq 1540 ∈ wcel 2109 {cab 2707 ∃wrex 3053 Vcvv 3438 ⊆ wss 3905 {csn 4579 ↦ cmpt 5176 “ cima 5626 ‘cfv 6486 (class class class)co 7353 [cec 8630 Basecbs 17138 +gcplusg 17179 .rcmulr 17180 /s cqus 17427 Grpcgrp 18830 ~QG cqg 19019 Ringcrg 20136 RSpancrsp 21132 |
| 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 2701 ax-rep 5221 ax-sep 5238 ax-nul 5248 ax-pow 5307 ax-pr 5374 ax-un 7675 ax-cnex 11084 ax-resscn 11085 ax-1cn 11086 ax-icn 11087 ax-addcl 11088 ax-addrcl 11089 ax-mulcl 11090 ax-mulrcl 11091 ax-mulcom 11092 ax-addass 11093 ax-mulass 11094 ax-distr 11095 ax-i2m1 11096 ax-1ne0 11097 ax-1rid 11098 ax-rnegex 11099 ax-rrecex 11100 ax-cnre 11101 ax-pre-lttri 11102 ax-pre-lttrn 11103 ax-pre-ltadd 11104 ax-pre-mulgt0 11105 |
| 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 2533 df-eu 2562 df-clab 2708 df-cleq 2721 df-clel 2803 df-nfc 2878 df-ne 2926 df-nel 3030 df-ral 3045 df-rex 3054 df-rmo 3345 df-reu 3346 df-rab 3397 df-v 3440 df-sbc 3745 df-csb 3854 df-dif 3908 df-un 3910 df-in 3912 df-ss 3922 df-pss 3925 df-nul 4287 df-if 4479 df-pw 4555 df-sn 4580 df-pr 4582 df-tp 4584 df-op 4586 df-uni 4862 df-int 4900 df-iun 4946 df-br 5096 df-opab 5158 df-mpt 5177 df-tr 5203 df-id 5518 df-eprel 5523 df-po 5531 df-so 5532 df-fr 5576 df-we 5578 df-xp 5629 df-rel 5630 df-cnv 5631 df-co 5632 df-dm 5633 df-rn 5634 df-res 5635 df-ima 5636 df-pred 6253 df-ord 6314 df-on 6315 df-lim 6316 df-suc 6317 df-iota 6442 df-fun 6488 df-fn 6489 df-f 6490 df-f1 6491 df-fo 6492 df-f1o 6493 df-fv 6494 df-riota 7310 df-ov 7356 df-oprab 7357 df-mpo 7358 df-om 7807 df-1st 7931 df-2nd 7932 df-frecs 8221 df-wrecs 8252 df-recs 8301 df-rdg 8339 df-1o 8395 df-er 8632 df-ec 8634 df-qs 8638 df-en 8880 df-dom 8881 df-sdom 8882 df-fin 8883 df-sup 9351 df-inf 9352 df-pnf 11170 df-mnf 11171 df-xr 11172 df-ltxr 11173 df-le 11174 df-sub 11367 df-neg 11368 df-nn 12147 df-2 12209 df-3 12210 df-4 12211 df-5 12212 df-6 12213 df-7 12214 df-8 12215 df-9 12216 df-n0 12403 df-z 12490 df-dec 12610 df-uz 12754 df-fz 13429 df-struct 17076 df-sets 17093 df-slot 17111 df-ndx 17123 df-base 17139 df-ress 17160 df-plusg 17192 df-mulr 17193 df-sca 17195 df-vsca 17196 df-ip 17197 df-tset 17198 df-ple 17199 df-ds 17201 df-0g 17363 df-imas 17430 df-qus 17431 df-mgm 18532 df-sgrp 18611 df-mnd 18627 df-grp 18833 df-minusg 18834 df-sbg 18835 df-subg 19020 df-eqg 19022 df-mgp 20044 df-ur 20085 df-ring 20138 df-subrg 20473 df-lmod 20783 df-lss 20853 df-lsp 20893 df-sra 21095 df-rgmod 21096 df-lidl 21133 df-rsp 21134 |
| This theorem is referenced by: r1peuqusdeg1 35615 |
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