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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 19108 and elrspsn 21195. (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 19113 | . . . 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 20177 | . . . . . . . 8 ⊢ (𝜑 → 𝑅 ∈ Grp) |
| 10 | 9 | adantr 480 | . . . . . . 7 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐵) → 𝑅 ∈ Grp) |
| 11 | ellcsrspsn.i | . . . . . . . . 9 ⊢ 𝐼 = ((RSpan‘𝑅)‘{𝑀}) | |
| 12 | eqid 2736 | . . . . . . . . . 10 ⊢ (RSpan‘𝑅) = (RSpan‘𝑅) | |
| 13 | ellcsrspsn.m | . . . . . . . . . . 11 ⊢ (𝜑 → 𝑀 ∈ 𝐵) | |
| 14 | 13 | snssd 4765 | . . . . . . . . . 10 ⊢ (𝜑 → {𝑀} ⊆ 𝐵) |
| 15 | 12, 5, 2, 14 | rspssbasd 35834 | . . . . . . . . 9 ⊢ (𝜑 → ((RSpan‘𝑅)‘{𝑀}) ⊆ 𝐵) |
| 16 | 11, 15 | eqsstrid 3972 | . . . . . . . 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 19108 | . . . . . . 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 2736 | . . . . . . . . 9 ⊢ (𝑖 ∈ 𝐵 ↦ (𝑥 + 𝑖)) = (𝑖 ∈ 𝐵 ↦ (𝑥 + 𝑖)) | |
| 23 | vex 3444 | . . . . . . . . . 10 ⊢ 𝑧 ∈ V | |
| 24 | 23 | a1i 11 | . . . . . . . . 9 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐵) → 𝑧 ∈ V) |
| 25 | 22, 24, 17 | elimampt 6002 | . . . . . . . 8 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐵) → (𝑧 ∈ ((𝑖 ∈ 𝐵 ↦ (𝑥 + 𝑖)) “ 𝐼) ↔ ∃𝑖 ∈ 𝐼 𝑧 = (𝑥 + 𝑖))) |
| 26 | oveq2 7366 | . . . . . . . . . 10 ⊢ (𝑖 = (𝑦 · 𝑀) → (𝑥 + 𝑖) = (𝑥 + (𝑦 · 𝑀))) | |
| 27 | 26 | eqeq2d 2747 | . . . . . . . . 9 ⊢ (𝑖 = (𝑦 · 𝑀) → (𝑧 = (𝑥 + 𝑖) ↔ 𝑧 = (𝑥 + (𝑦 · 𝑀)))) |
| 28 | 11 | eleq2i 2828 | . . . . . . . . . . 11 ⊢ (𝑖 ∈ 𝐼 ↔ 𝑖 ∈ ((RSpan‘𝑅)‘{𝑀})) |
| 29 | ellcsrspsn.t | . . . . . . . . . . . . 13 ⊢ · = (.r‘𝑅) | |
| 30 | 5, 29, 12 | elrspsn 21195 | . . . . . . . . . . . 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 7393 | . . . . . . . . 9 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐵) → (𝑦 · 𝑀) ∈ V) | |
| 35 | 27, 33, 34 | rexxfr3d 35832 | . . . . . . . 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 2869 | . . . . . 6 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐵) → ((𝑖 ∈ 𝐵 ↦ (𝑥 + 𝑖)) “ 𝐼) = {𝑧 ∣ ∃𝑦 ∈ 𝐵 𝑧 = (𝑥 + (𝑦 · 𝑀))}) |
| 38 | 21, 37 | eqtrd 2771 | . . . . 5 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐵) → [𝑥] ∼ = {𝑧 ∣ ∃𝑦 ∈ 𝐵 𝑧 = (𝑥 + (𝑦 · 𝑀))}) |
| 39 | eqeq1 2740 | . . . . 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 3149 | . 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 1541 ∈ wcel 2113 {cab 2714 ∃wrex 3060 Vcvv 3440 ⊆ wss 3901 {csn 4580 ↦ cmpt 5179 “ cima 5627 ‘cfv 6492 (class class class)co 7358 [cec 8633 Basecbs 17136 +gcplusg 17177 .rcmulr 17178 /s cqus 17426 Grpcgrp 18863 ~QG cqg 19052 Ringcrg 20168 RSpancrsp 21162 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1796 ax-4 1810 ax-5 1911 ax-6 1968 ax-7 2009 ax-8 2115 ax-9 2123 ax-10 2146 ax-11 2162 ax-12 2184 ax-ext 2708 ax-rep 5224 ax-sep 5241 ax-nul 5251 ax-pow 5310 ax-pr 5377 ax-un 7680 ax-cnex 11082 ax-resscn 11083 ax-1cn 11084 ax-icn 11085 ax-addcl 11086 ax-addrcl 11087 ax-mulcl 11088 ax-mulrcl 11089 ax-mulcom 11090 ax-addass 11091 ax-mulass 11092 ax-distr 11093 ax-i2m1 11094 ax-1ne0 11095 ax-1rid 11096 ax-rnegex 11097 ax-rrecex 11098 ax-cnre 11099 ax-pre-lttri 11100 ax-pre-lttrn 11101 ax-pre-ltadd 11102 ax-pre-mulgt0 11103 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3or 1087 df-3an 1088 df-tru 1544 df-fal 1554 df-ex 1781 df-nf 1785 df-sb 2068 df-mo 2539 df-eu 2569 df-clab 2715 df-cleq 2728 df-clel 2811 df-nfc 2885 df-ne 2933 df-nel 3037 df-ral 3052 df-rex 3061 df-rmo 3350 df-reu 3351 df-rab 3400 df-v 3442 df-sbc 3741 df-csb 3850 df-dif 3904 df-un 3906 df-in 3908 df-ss 3918 df-pss 3921 df-nul 4286 df-if 4480 df-pw 4556 df-sn 4581 df-pr 4583 df-tp 4585 df-op 4587 df-uni 4864 df-int 4903 df-iun 4948 df-br 5099 df-opab 5161 df-mpt 5180 df-tr 5206 df-id 5519 df-eprel 5524 df-po 5532 df-so 5533 df-fr 5577 df-we 5579 df-xp 5630 df-rel 5631 df-cnv 5632 df-co 5633 df-dm 5634 df-rn 5635 df-res 5636 df-ima 5637 df-pred 6259 df-ord 6320 df-on 6321 df-lim 6322 df-suc 6323 df-iota 6448 df-fun 6494 df-fn 6495 df-f 6496 df-f1 6497 df-fo 6498 df-f1o 6499 df-fv 6500 df-riota 7315 df-ov 7361 df-oprab 7362 df-mpo 7363 df-om 7809 df-1st 7933 df-2nd 7934 df-frecs 8223 df-wrecs 8254 df-recs 8303 df-rdg 8341 df-1o 8397 df-er 8635 df-ec 8637 df-qs 8641 df-en 8884 df-dom 8885 df-sdom 8886 df-fin 8887 df-sup 9345 df-inf 9346 df-pnf 11168 df-mnf 11169 df-xr 11170 df-ltxr 11171 df-le 11172 df-sub 11366 df-neg 11367 df-nn 12146 df-2 12208 df-3 12209 df-4 12210 df-5 12211 df-6 12212 df-7 12213 df-8 12214 df-9 12215 df-n0 12402 df-z 12489 df-dec 12608 df-uz 12752 df-fz 13424 df-struct 17074 df-sets 17091 df-slot 17109 df-ndx 17121 df-base 17137 df-ress 17158 df-plusg 17190 df-mulr 17191 df-sca 17193 df-vsca 17194 df-ip 17195 df-tset 17196 df-ple 17197 df-ds 17199 df-0g 17361 df-imas 17429 df-qus 17430 df-mgm 18565 df-sgrp 18644 df-mnd 18660 df-grp 18866 df-minusg 18867 df-sbg 18868 df-subg 19053 df-eqg 19055 df-mgp 20076 df-ur 20117 df-ring 20170 df-subrg 20503 df-lmod 20813 df-lss 20883 df-lsp 20923 df-sra 21125 df-rgmod 21126 df-lidl 21163 df-rsp 21164 |
| This theorem is referenced by: r1peuqusdeg1 35837 |
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