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| Mirrors > Home > MPE Home > Th. List > rngridlmcl | Structured version Visualization version GIF version | ||
| Description: A right ideal (which is a left ideal over the opposite ring) containing the zero element is closed under right-multiplication by elements of the full non-unital ring. (Contributed by AV, 19-Feb-2025.) |
| Ref | Expression |
|---|---|
| rnglidlmcl.z | ⊢ 0 = (0g‘𝑅) |
| rnglidlmcl.b | ⊢ 𝐵 = (Base‘𝑅) |
| rnglidlmcl.t | ⊢ · = (.r‘𝑅) |
| rngridlmcl.u | ⊢ 𝑈 = (LIdeal‘(oppr‘𝑅)) |
| Ref | Expression |
|---|---|
| rngridlmcl | ⊢ (((𝑅 ∈ Rng ∧ 𝐼 ∈ 𝑈 ∧ 0 ∈ 𝐼) ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐼)) → (𝑌 · 𝑋) ∈ 𝐼) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | rnglidlmcl.b | . . 3 ⊢ 𝐵 = (Base‘𝑅) | |
| 2 | rnglidlmcl.t | . . 3 ⊢ · = (.r‘𝑅) | |
| 3 | eqid 2762 | . . 3 ⊢ (oppr‘𝑅) = (oppr‘𝑅) | |
| 4 | eqid 2762 | . . 3 ⊢ (.r‘(oppr‘𝑅)) = (.r‘(oppr‘𝑅)) | |
| 5 | 1, 2, 3, 4 | opprmul 20389 | . 2 ⊢ (𝑋(.r‘(oppr‘𝑅))𝑌) = (𝑌 · 𝑋) |
| 6 | 3 | opprrng 20394 | . . 3 ⊢ (𝑅 ∈ Rng → (oppr‘𝑅) ∈ Rng) |
| 7 | id 22 | . . 3 ⊢ (𝐼 ∈ 𝑈 → 𝐼 ∈ 𝑈) | |
| 8 | rnglidlmcl.z | . . . . 5 ⊢ 0 = (0g‘𝑅) | |
| 9 | 8 | eleq1i 2853 | . . . 4 ⊢ ( 0 ∈ 𝐼 ↔ (0g‘𝑅) ∈ 𝐼) |
| 10 | 9 | biimpi 218 | . . 3 ⊢ ( 0 ∈ 𝐼 → (0g‘𝑅) ∈ 𝐼) |
| 11 | eqid 2762 | . . . . 5 ⊢ (0g‘𝑅) = (0g‘𝑅) | |
| 12 | 3, 11 | oppr0 20398 | . . . 4 ⊢ (0g‘𝑅) = (0g‘(oppr‘𝑅)) |
| 13 | 3, 1 | opprbas 20392 | . . . 4 ⊢ 𝐵 = (Base‘(oppr‘𝑅)) |
| 14 | rngridlmcl.u | . . . 4 ⊢ 𝑈 = (LIdeal‘(oppr‘𝑅)) | |
| 15 | 12, 13, 4, 14 | rnglidlmcl 21286 | . . 3 ⊢ ((((oppr‘𝑅) ∈ Rng ∧ 𝐼 ∈ 𝑈 ∧ (0g‘𝑅) ∈ 𝐼) ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐼)) → (𝑋(.r‘(oppr‘𝑅))𝑌) ∈ 𝐼) |
| 16 | 6, 7, 10, 15 | syl3anl 1434 | . 2 ⊢ (((𝑅 ∈ Rng ∧ 𝐼 ∈ 𝑈 ∧ 0 ∈ 𝐼) ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐼)) → (𝑋(.r‘(oppr‘𝑅))𝑌) ∈ 𝐼) |
| 17 | 5, 16 | eqeltrrid 2867 | 1 ⊢ (((𝑅 ∈ Rng ∧ 𝐼 ∈ 𝑈 ∧ 0 ∈ 𝐼) ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐼)) → (𝑌 · 𝑋) ∈ 𝐼) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 399 ∧ w3a 1098 = wceq 1560 ∈ wcel 2142 ‘cfv 6521 (class class class)co 7396 Basecbs 17245 .rcmulr 17287 0gc0g 17468 Rngcrng 20198 opprcoppr 20385 LIdealclidl 21276 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1815 ax-4 1829 ax-5 1930 ax-6 1987 ax-7 2028 ax-8 2144 ax-9 2152 ax-10 2175 ax-11 2191 ax-12 2212 ax-ext 2734 ax-rep 5227 ax-sep 5246 ax-nul 5256 ax-pow 5322 ax-pr 5390 ax-un 7718 ax-cnex 11129 ax-resscn 11130 ax-1cn 11131 ax-icn 11132 ax-addcl 11133 ax-addrcl 11134 ax-mulcl 11135 ax-mulrcl 11136 ax-mulcom 11137 ax-addass 11138 ax-mulass 11139 ax-distr 11140 ax-i2m1 11141 ax-1ne0 11142 ax-1rid 11143 ax-rnegex 11144 ax-rrecex 11145 ax-cnre 11146 ax-pre-lttri 11147 ax-pre-lttrn 11148 ax-pre-ltadd 11149 ax-pre-mulgt0 11150 |
| This theorem depends on definitions: df-bi 209 df-an 400 df-or 859 df-3or 1099 df-3an 1100 df-tru 1563 df-fal 1573 df-ex 1800 df-nf 1804 df-sb 2091 df-mo 2566 df-eu 2596 df-clab 2741 df-cleq 2754 df-clel 2837 df-nfc 2911 df-ne 2958 df-nel 3062 df-ral 3077 df-rex 3087 df-rmo 3367 df-reu 3368 df-rab 3415 df-v 3456 df-sbc 3745 df-csb 3853 df-dif 3907 df-un 3909 df-in 3911 df-ss 3921 df-pss 3924 df-nul 4286 df-if 4481 df-pw 4557 df-sn 4583 df-pr 4585 df-op 4589 df-uni 4866 df-iun 4951 df-br 5101 df-opab 5163 df-mpt 5182 df-tr 5208 df-id 5542 df-eprel 5547 df-po 5555 df-so 5556 df-fr 5600 df-we 5602 df-xp 5653 df-rel 5654 df-cnv 5655 df-co 5656 df-dm 5657 df-rn 5658 df-res 5659 df-ima 5660 df-pred 6288 df-ord 6349 df-on 6350 df-lim 6351 df-suc 6352 df-iota 6477 df-fun 6523 df-fn 6524 df-f 6525 df-f1 6526 df-fo 6527 df-f1o 6528 df-fv 6529 df-riota 7353 df-ov 7399 df-oprab 7400 df-mpo 7401 df-om 7847 df-2nd 7971 df-tpos 8206 df-frecs 8262 df-wrecs 8293 df-recs 8342 df-rdg 8381 df-er 8678 df-en 8928 df-dom 8929 df-sdom 8930 df-pnf 11218 df-mnf 11219 df-xr 11220 df-ltxr 11221 df-le 11222 df-sub 11416 df-neg 11417 df-nn 12211 df-2 12280 df-3 12281 df-4 12282 df-5 12283 df-6 12284 df-7 12285 df-8 12286 df-sets 17200 df-slot 17218 df-ndx 17230 df-base 17246 df-ress 17267 df-plusg 17299 df-mulr 17300 df-sca 17302 df-vsca 17303 df-ip 17304 df-0g 17470 df-mgm 18674 df-sgrp 18753 df-mnd 18769 df-grp 18978 df-cmn 19822 df-abl 19823 df-mgp 20187 df-rng 20199 df-oppr 20386 df-lss 20999 df-sra 21240 df-rgmod 21241 df-lidl 21278 |
| This theorem is referenced by: rngqiprngghmlem1 21357 rngqiprngimf 21367 |
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