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| Mirrors > Home > MPE Home > Th. List > Mathboxes > ringlsmss2 | Structured version Visualization version GIF version | ||
| Description: The product with an ideal of a ring is a subset of that ideal. (Contributed by Thierry Arnoux, 2-Jun-2024.) |
| Ref | Expression |
|---|---|
| ringlsmss.1 | ⊢ 𝐵 = (Base‘𝑅) |
| ringlsmss.2 | ⊢ 𝐺 = (mulGrp‘𝑅) |
| ringlsmss.3 | ⊢ × = (LSSum‘𝐺) |
| ringlsmss2.1 | ⊢ (𝜑 → 𝑅 ∈ Ring) |
| ringlsmss2.2 | ⊢ (𝜑 → 𝐸 ⊆ 𝐵) |
| ringlsmss2.3 | ⊢ (𝜑 → 𝐼 ∈ (LIdeal‘𝑅)) |
| Ref | Expression |
|---|---|
| ringlsmss2 | ⊢ (𝜑 → (𝐸 × 𝐼) ⊆ 𝐼) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | simpr 485 | . . . . 5 ⊢ (((((𝜑 ∧ 𝑎 ∈ (𝐸 × 𝐼)) ∧ 𝑒 ∈ 𝐸) ∧ 𝑖 ∈ 𝐼) ∧ 𝑎 = (𝑒(.r‘𝑅)𝑖)) → 𝑎 = (𝑒(.r‘𝑅)𝑖)) | |
| 2 | ringlsmss2.1 | . . . . . . . . 9 ⊢ (𝜑 → 𝑅 ∈ Ring) | |
| 3 | 2 | ad2antrr 732 | . . . . . . . 8 ⊢ (((𝜑 ∧ 𝑒 ∈ 𝐸) ∧ 𝑖 ∈ 𝐼) → 𝑅 ∈ Ring) |
| 4 | ringlsmss2.3 | . . . . . . . . 9 ⊢ (𝜑 → 𝐼 ∈ (LIdeal‘𝑅)) | |
| 5 | 4 | ad2antrr 732 | . . . . . . . 8 ⊢ (((𝜑 ∧ 𝑒 ∈ 𝐸) ∧ 𝑖 ∈ 𝐼) → 𝐼 ∈ (LIdeal‘𝑅)) |
| 6 | ringlsmss2.2 | . . . . . . . . . 10 ⊢ (𝜑 → 𝐸 ⊆ 𝐵) | |
| 7 | 6 | sselda 3915 | . . . . . . . . 9 ⊢ ((𝜑 ∧ 𝑒 ∈ 𝐸) → 𝑒 ∈ 𝐵) |
| 8 | 7 | adantr 481 | . . . . . . . 8 ⊢ (((𝜑 ∧ 𝑒 ∈ 𝐸) ∧ 𝑖 ∈ 𝐼) → 𝑒 ∈ 𝐵) |
| 9 | simpr 485 | . . . . . . . 8 ⊢ (((𝜑 ∧ 𝑒 ∈ 𝐸) ∧ 𝑖 ∈ 𝐼) → 𝑖 ∈ 𝐼) | |
| 10 | eqid 2739 | . . . . . . . . 9 ⊢ (LIdeal‘𝑅) = (LIdeal‘𝑅) | |
| 11 | ringlsmss.1 | . . . . . . . . 9 ⊢ 𝐵 = (Base‘𝑅) | |
| 12 | eqid 2739 | . . . . . . . . 9 ⊢ (.r‘𝑅) = (.r‘𝑅) | |
| 13 | 10, 11, 12 | lidlmcl 21218 | . . . . . . . 8 ⊢ (((𝑅 ∈ Ring ∧ 𝐼 ∈ (LIdeal‘𝑅)) ∧ (𝑒 ∈ 𝐵 ∧ 𝑖 ∈ 𝐼)) → (𝑒(.r‘𝑅)𝑖) ∈ 𝐼) |
| 14 | 3, 5, 8, 9, 13 | syl22anc 844 | . . . . . . 7 ⊢ (((𝜑 ∧ 𝑒 ∈ 𝐸) ∧ 𝑖 ∈ 𝐼) → (𝑒(.r‘𝑅)𝑖) ∈ 𝐼) |
| 15 | 14 | adantllr 725 | . . . . . 6 ⊢ ((((𝜑 ∧ 𝑎 ∈ (𝐸 × 𝐼)) ∧ 𝑒 ∈ 𝐸) ∧ 𝑖 ∈ 𝐼) → (𝑒(.r‘𝑅)𝑖) ∈ 𝐼) |
| 16 | 15 | adantr 481 | . . . . 5 ⊢ (((((𝜑 ∧ 𝑎 ∈ (𝐸 × 𝐼)) ∧ 𝑒 ∈ 𝐸) ∧ 𝑖 ∈ 𝐼) ∧ 𝑎 = (𝑒(.r‘𝑅)𝑖)) → (𝑒(.r‘𝑅)𝑖) ∈ 𝐼) |
| 17 | 1, 16 | eqeltrd 2839 | . . . 4 ⊢ (((((𝜑 ∧ 𝑎 ∈ (𝐸 × 𝐼)) ∧ 𝑒 ∈ 𝐸) ∧ 𝑖 ∈ 𝐼) ∧ 𝑎 = (𝑒(.r‘𝑅)𝑖)) → 𝑎 ∈ 𝐼) |
| 18 | ringlsmss.2 | . . . . . 6 ⊢ 𝐺 = (mulGrp‘𝑅) | |
| 19 | ringlsmss.3 | . . . . . 6 ⊢ × = (LSSum‘𝐺) | |
| 20 | 11, 10 | lidlss 21205 | . . . . . . 7 ⊢ (𝐼 ∈ (LIdeal‘𝑅) → 𝐼 ⊆ 𝐵) |
| 21 | 4, 20 | syl 17 | . . . . . 6 ⊢ (𝜑 → 𝐼 ⊆ 𝐵) |
| 22 | 11, 12, 18, 19, 6, 21 | elringlsm 33476 | . . . . 5 ⊢ (𝜑 → (𝑎 ∈ (𝐸 × 𝐼) ↔ ∃𝑒 ∈ 𝐸 ∃𝑖 ∈ 𝐼 𝑎 = (𝑒(.r‘𝑅)𝑖))) |
| 23 | 22 | biimpa 477 | . . . 4 ⊢ ((𝜑 ∧ 𝑎 ∈ (𝐸 × 𝐼)) → ∃𝑒 ∈ 𝐸 ∃𝑖 ∈ 𝐼 𝑎 = (𝑒(.r‘𝑅)𝑖)) |
| 24 | 17, 23 | r19.29vva 3199 | . . 3 ⊢ ((𝜑 ∧ 𝑎 ∈ (𝐸 × 𝐼)) → 𝑎 ∈ 𝐼) |
| 25 | 24 | ex 413 | . 2 ⊢ (𝜑 → (𝑎 ∈ (𝐸 × 𝐼) → 𝑎 ∈ 𝐼)) |
| 26 | 25 | ssrdv 3921 | 1 ⊢ (𝜑 → (𝐸 × 𝐼) ⊆ 𝐼) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 396 = wceq 1547 ∈ wcel 2119 ∃wrex 3063 ⊆ wss 3883 ‘cfv 6485 (class class class)co 7356 Basecbs 17170 .rcmulr 17212 LSSumclsm 19600 mulGrpcmgp 20112 Ringcrg 20205 LIdealclidl 21199 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1802 ax-4 1816 ax-5 1917 ax-6 1974 ax-7 2015 ax-8 2121 ax-9 2129 ax-10 2152 ax-11 2168 ax-12 2189 ax-ext 2711 ax-rep 5199 ax-sep 5218 ax-nul 5228 ax-pow 5294 ax-pr 5362 ax-un 7678 ax-cnex 11085 ax-resscn 11086 ax-1cn 11087 ax-icn 11088 ax-addcl 11089 ax-addrcl 11090 ax-mulcl 11091 ax-mulrcl 11092 ax-mulcom 11093 ax-addass 11094 ax-mulass 11095 ax-distr 11096 ax-i2m1 11097 ax-1ne0 11098 ax-1rid 11099 ax-rnegex 11100 ax-rrecex 11101 ax-cnre 11102 ax-pre-lttri 11103 ax-pre-lttrn 11104 ax-pre-ltadd 11105 ax-pre-mulgt0 11106 |
| This theorem depends on definitions: df-bi 208 df-an 397 df-or 854 df-3or 1093 df-3an 1094 df-tru 1550 df-fal 1560 df-ex 1787 df-nf 1791 df-sb 2074 df-mo 2543 df-eu 2573 df-clab 2718 df-cleq 2731 df-clel 2814 df-nfc 2888 df-ne 2935 df-nel 3039 df-ral 3054 df-rex 3064 df-rmo 3344 df-reu 3345 df-rab 3392 df-v 3433 df-sbc 3724 df-csb 3832 df-dif 3886 df-un 3888 df-in 3890 df-ss 3900 df-pss 3903 df-nul 4262 df-if 4455 df-pw 4531 df-sn 4556 df-pr 4558 df-op 4562 df-uni 4839 df-iun 4923 df-br 5073 df-opab 5135 df-mpt 5154 df-tr 5180 df-id 5513 df-eprel 5518 df-po 5526 df-so 5527 df-fr 5571 df-we 5573 df-xp 5624 df-rel 5625 df-cnv 5626 df-co 5627 df-dm 5628 df-rn 5629 df-res 5630 df-ima 5631 df-pred 6252 df-ord 6313 df-on 6314 df-lim 6315 df-suc 6316 df-iota 6441 df-fun 6487 df-fn 6488 df-f 6489 df-f1 6490 df-fo 6491 df-f1o 6492 df-fv 6493 df-riota 7313 df-ov 7359 df-oprab 7360 df-mpo 7361 df-om 7807 df-1st 7931 df-2nd 7932 df-frecs 8221 df-wrecs 8252 df-recs 8301 df-rdg 8339 df-er 8633 df-en 8884 df-dom 8885 df-sdom 8886 df-pnf 11172 df-mnf 11173 df-xr 11174 df-ltxr 11175 df-le 11176 df-sub 11370 df-neg 11371 df-nn 12166 df-2 12235 df-3 12236 df-4 12237 df-5 12238 df-6 12239 df-7 12240 df-8 12241 df-sets 17125 df-slot 17143 df-ndx 17155 df-base 17171 df-ress 17192 df-plusg 17224 df-mulr 17225 df-sca 17227 df-vsca 17228 df-ip 17229 df-0g 17395 df-mgm 18599 df-sgrp 18678 df-mnd 18694 df-grp 18903 df-minusg 18904 df-sbg 18905 df-subg 19090 df-lsm 19602 df-cmn 19748 df-abl 19749 df-mgp 20113 df-rng 20125 df-ur 20154 df-ring 20207 df-subrg 20542 df-lmod 20852 df-lss 20922 df-sra 21163 df-rgmod 21164 df-lidl 21201 |
| This theorem is referenced by: idlsrgmulrss2 33595 |
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