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Mirrors > Home > ILE Home > Th. List > lidl1 | GIF version |
Description: Every ring contains a unit ideal. (Contributed by Stefan O'Rear, 3-Jan-2015.) |
Ref | Expression |
---|---|
lidl0.u | ⊢ 𝑈 = (LIdeal‘𝑅) |
lidl1.b | ⊢ 𝐵 = (Base‘𝑅) |
Ref | Expression |
---|---|
lidl1 | ⊢ (𝑅 ∈ Ring → 𝐵 ∈ 𝑈) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | rlmlmod 13797 | . . 3 ⊢ (𝑅 ∈ Ring → (ringLMod‘𝑅) ∈ LMod) | |
2 | eqid 2189 | . . . 4 ⊢ (Base‘(ringLMod‘𝑅)) = (Base‘(ringLMod‘𝑅)) | |
3 | eqid 2189 | . . . 4 ⊢ (LSubSp‘(ringLMod‘𝑅)) = (LSubSp‘(ringLMod‘𝑅)) | |
4 | 2, 3 | lss1 13695 | . . 3 ⊢ ((ringLMod‘𝑅) ∈ LMod → (Base‘(ringLMod‘𝑅)) ∈ (LSubSp‘(ringLMod‘𝑅))) |
5 | 1, 4 | syl 14 | . 2 ⊢ (𝑅 ∈ Ring → (Base‘(ringLMod‘𝑅)) ∈ (LSubSp‘(ringLMod‘𝑅))) |
6 | lidl1.b | . . 3 ⊢ 𝐵 = (Base‘𝑅) | |
7 | rlmbasg 13788 | . . 3 ⊢ (𝑅 ∈ Ring → (Base‘𝑅) = (Base‘(ringLMod‘𝑅))) | |
8 | 6, 7 | eqtrid 2234 | . 2 ⊢ (𝑅 ∈ Ring → 𝐵 = (Base‘(ringLMod‘𝑅))) |
9 | lidl0.u | . . 3 ⊢ 𝑈 = (LIdeal‘𝑅) | |
10 | lidlvalg 13804 | . . 3 ⊢ (𝑅 ∈ Ring → (LIdeal‘𝑅) = (LSubSp‘(ringLMod‘𝑅))) | |
11 | 9, 10 | eqtrid 2234 | . 2 ⊢ (𝑅 ∈ Ring → 𝑈 = (LSubSp‘(ringLMod‘𝑅))) |
12 | 5, 8, 11 | 3eltr4d 2273 | 1 ⊢ (𝑅 ∈ Ring → 𝐵 ∈ 𝑈) |
Colors of variables: wff set class |
Syntax hints: → wi 4 = wceq 1364 ∈ wcel 2160 ‘cfv 5235 Basecbs 12515 Ringcrg 13367 LModclmod 13620 LSubSpclss 13685 ringLModcrglmod 13767 LIdealclidl 13800 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-in1 615 ax-in2 616 ax-io 710 ax-5 1458 ax-7 1459 ax-gen 1460 ax-ie1 1504 ax-ie2 1505 ax-8 1515 ax-10 1516 ax-11 1517 ax-i12 1518 ax-bndl 1520 ax-4 1521 ax-17 1537 ax-i9 1541 ax-ial 1545 ax-i5r 1546 ax-13 2162 ax-14 2163 ax-ext 2171 ax-coll 4133 ax-sep 4136 ax-pow 4192 ax-pr 4227 ax-un 4451 ax-setind 4554 ax-cnex 7933 ax-resscn 7934 ax-1cn 7935 ax-1re 7936 ax-icn 7937 ax-addcl 7938 ax-addrcl 7939 ax-mulcl 7940 ax-addcom 7942 ax-addass 7944 ax-i2m1 7947 ax-0lt1 7948 ax-0id 7950 ax-rnegex 7951 ax-pre-ltirr 7954 ax-pre-lttrn 7956 ax-pre-ltadd 7958 |
This theorem depends on definitions: df-bi 117 df-3an 982 df-tru 1367 df-fal 1370 df-nf 1472 df-sb 1774 df-eu 2041 df-mo 2042 df-clab 2176 df-cleq 2182 df-clel 2185 df-nfc 2321 df-ne 2361 df-nel 2456 df-ral 2473 df-rex 2474 df-reu 2475 df-rmo 2476 df-rab 2477 df-v 2754 df-sbc 2978 df-csb 3073 df-dif 3146 df-un 3148 df-in 3150 df-ss 3157 df-nul 3438 df-pw 3592 df-sn 3613 df-pr 3614 df-op 3616 df-uni 3825 df-int 3860 df-iun 3903 df-br 4019 df-opab 4080 df-mpt 4081 df-id 4311 df-xp 4650 df-rel 4651 df-cnv 4652 df-co 4653 df-dm 4654 df-rn 4655 df-res 4656 df-ima 4657 df-iota 5196 df-fun 5237 df-fn 5238 df-f 5239 df-f1 5240 df-fo 5241 df-f1o 5242 df-fv 5243 df-riota 5852 df-ov 5900 df-oprab 5901 df-mpo 5902 df-pnf 8025 df-mnf 8026 df-ltxr 8028 df-inn 8951 df-2 9009 df-3 9010 df-4 9011 df-5 9012 df-6 9013 df-7 9014 df-8 9015 df-ndx 12518 df-slot 12519 df-base 12521 df-sets 12522 df-iress 12523 df-plusg 12605 df-mulr 12606 df-sca 12608 df-vsca 12609 df-ip 12610 df-0g 12766 df-mgm 12835 df-sgrp 12880 df-mnd 12893 df-grp 12963 df-minusg 12964 df-subg 13126 df-mgp 13292 df-ur 13331 df-ring 13369 df-subrg 13583 df-lmod 13622 df-lssm 13686 df-sra 13768 df-rgmod 13769 df-lidl 13802 |
This theorem is referenced by: ridl1 13843 2idl1 13845 |
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