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| Mirrors > Home > MPE Home > Th. List > frlmsslss | Structured version Visualization version GIF version | ||
| Description: A subset of a free module obtained by restricting the support set is a submodule. 𝐽 is the set of forbidden unit vectors. (Contributed by Stefan O'Rear, 4-Feb-2015.) |
| Ref | Expression |
|---|---|
| frlmsslss.y | ⊢ 𝑌 = (𝑅 freeLMod 𝐼) |
| frlmsslss.u | ⊢ 𝑈 = (LSubSp‘𝑌) |
| frlmsslss.b | ⊢ 𝐵 = (Base‘𝑌) |
| frlmsslss.z | ⊢ 0 = (0g‘𝑅) |
| frlmsslss.c | ⊢ 𝐶 = {𝑥 ∈ 𝐵 ∣ (𝑥 ↾ 𝐽) = (𝐽 × { 0 })} |
| Ref | Expression |
|---|---|
| frlmsslss | ⊢ ((𝑅 ∈ Ring ∧ 𝐼 ∈ 𝑉 ∧ 𝐽 ⊆ 𝐼) → 𝐶 ∈ 𝑈) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | frlmsslss.c | . . 3 ⊢ 𝐶 = {𝑥 ∈ 𝐵 ∣ (𝑥 ↾ 𝐽) = (𝐽 × { 0 })} | |
| 2 | simp1 1137 | . . . . . 6 ⊢ ((𝑅 ∈ Ring ∧ 𝐼 ∈ 𝑉 ∧ 𝐽 ⊆ 𝐼) → 𝑅 ∈ Ring) | |
| 3 | simp2 1138 | . . . . . . 7 ⊢ ((𝑅 ∈ Ring ∧ 𝐼 ∈ 𝑉 ∧ 𝐽 ⊆ 𝐼) → 𝐼 ∈ 𝑉) | |
| 4 | simp3 1139 | . . . . . . 7 ⊢ ((𝑅 ∈ Ring ∧ 𝐼 ∈ 𝑉 ∧ 𝐽 ⊆ 𝐼) → 𝐽 ⊆ 𝐼) | |
| 5 | 3, 4 | ssexd 5271 | . . . . . 6 ⊢ ((𝑅 ∈ Ring ∧ 𝐼 ∈ 𝑉 ∧ 𝐽 ⊆ 𝐼) → 𝐽 ∈ V) |
| 6 | eqid 2737 | . . . . . . 7 ⊢ (𝑅 freeLMod 𝐽) = (𝑅 freeLMod 𝐽) | |
| 7 | frlmsslss.z | . . . . . . 7 ⊢ 0 = (0g‘𝑅) | |
| 8 | 6, 7 | frlm0 21721 | . . . . . 6 ⊢ ((𝑅 ∈ Ring ∧ 𝐽 ∈ V) → (𝐽 × { 0 }) = (0g‘(𝑅 freeLMod 𝐽))) |
| 9 | 2, 5, 8 | syl2anc 585 | . . . . 5 ⊢ ((𝑅 ∈ Ring ∧ 𝐼 ∈ 𝑉 ∧ 𝐽 ⊆ 𝐼) → (𝐽 × { 0 }) = (0g‘(𝑅 freeLMod 𝐽))) |
| 10 | 9 | eqeq2d 2748 | . . . 4 ⊢ ((𝑅 ∈ Ring ∧ 𝐼 ∈ 𝑉 ∧ 𝐽 ⊆ 𝐼) → ((𝑥 ↾ 𝐽) = (𝐽 × { 0 }) ↔ (𝑥 ↾ 𝐽) = (0g‘(𝑅 freeLMod 𝐽)))) |
| 11 | 10 | rabbidv 3408 | . . 3 ⊢ ((𝑅 ∈ Ring ∧ 𝐼 ∈ 𝑉 ∧ 𝐽 ⊆ 𝐼) → {𝑥 ∈ 𝐵 ∣ (𝑥 ↾ 𝐽) = (𝐽 × { 0 })} = {𝑥 ∈ 𝐵 ∣ (𝑥 ↾ 𝐽) = (0g‘(𝑅 freeLMod 𝐽))}) |
| 12 | 1, 11 | eqtrid 2784 | . 2 ⊢ ((𝑅 ∈ Ring ∧ 𝐼 ∈ 𝑉 ∧ 𝐽 ⊆ 𝐼) → 𝐶 = {𝑥 ∈ 𝐵 ∣ (𝑥 ↾ 𝐽) = (0g‘(𝑅 freeLMod 𝐽))}) |
| 13 | frlmsslss.y | . . . 4 ⊢ 𝑌 = (𝑅 freeLMod 𝐼) | |
| 14 | frlmsslss.b | . . . 4 ⊢ 𝐵 = (Base‘𝑌) | |
| 15 | eqid 2737 | . . . 4 ⊢ (Base‘(𝑅 freeLMod 𝐽)) = (Base‘(𝑅 freeLMod 𝐽)) | |
| 16 | eqid 2737 | . . . 4 ⊢ (𝑥 ∈ 𝐵 ↦ (𝑥 ↾ 𝐽)) = (𝑥 ∈ 𝐵 ↦ (𝑥 ↾ 𝐽)) | |
| 17 | 13, 6, 14, 15, 16 | frlmsplit2 21740 | . . 3 ⊢ ((𝑅 ∈ Ring ∧ 𝐼 ∈ 𝑉 ∧ 𝐽 ⊆ 𝐼) → (𝑥 ∈ 𝐵 ↦ (𝑥 ↾ 𝐽)) ∈ (𝑌 LMHom (𝑅 freeLMod 𝐽))) |
| 18 | fvex 6855 | . . . . . 6 ⊢ (0g‘(𝑅 freeLMod 𝐽)) ∈ V | |
| 19 | 16 | mptiniseg 6205 | . . . . . 6 ⊢ ((0g‘(𝑅 freeLMod 𝐽)) ∈ V → (◡(𝑥 ∈ 𝐵 ↦ (𝑥 ↾ 𝐽)) “ {(0g‘(𝑅 freeLMod 𝐽))}) = {𝑥 ∈ 𝐵 ∣ (𝑥 ↾ 𝐽) = (0g‘(𝑅 freeLMod 𝐽))}) |
| 20 | 18, 19 | ax-mp 5 | . . . . 5 ⊢ (◡(𝑥 ∈ 𝐵 ↦ (𝑥 ↾ 𝐽)) “ {(0g‘(𝑅 freeLMod 𝐽))}) = {𝑥 ∈ 𝐵 ∣ (𝑥 ↾ 𝐽) = (0g‘(𝑅 freeLMod 𝐽))} |
| 21 | 20 | eqcomi 2746 | . . . 4 ⊢ {𝑥 ∈ 𝐵 ∣ (𝑥 ↾ 𝐽) = (0g‘(𝑅 freeLMod 𝐽))} = (◡(𝑥 ∈ 𝐵 ↦ (𝑥 ↾ 𝐽)) “ {(0g‘(𝑅 freeLMod 𝐽))}) |
| 22 | eqid 2737 | . . . 4 ⊢ (0g‘(𝑅 freeLMod 𝐽)) = (0g‘(𝑅 freeLMod 𝐽)) | |
| 23 | frlmsslss.u | . . . 4 ⊢ 𝑈 = (LSubSp‘𝑌) | |
| 24 | 21, 22, 23 | lmhmkerlss 21015 | . . 3 ⊢ ((𝑥 ∈ 𝐵 ↦ (𝑥 ↾ 𝐽)) ∈ (𝑌 LMHom (𝑅 freeLMod 𝐽)) → {𝑥 ∈ 𝐵 ∣ (𝑥 ↾ 𝐽) = (0g‘(𝑅 freeLMod 𝐽))} ∈ 𝑈) |
| 25 | 17, 24 | syl 17 | . 2 ⊢ ((𝑅 ∈ Ring ∧ 𝐼 ∈ 𝑉 ∧ 𝐽 ⊆ 𝐼) → {𝑥 ∈ 𝐵 ∣ (𝑥 ↾ 𝐽) = (0g‘(𝑅 freeLMod 𝐽))} ∈ 𝑈) |
| 26 | 12, 25 | eqeltrd 2837 | 1 ⊢ ((𝑅 ∈ Ring ∧ 𝐼 ∈ 𝑉 ∧ 𝐽 ⊆ 𝐼) → 𝐶 ∈ 𝑈) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ w3a 1087 = wceq 1542 ∈ wcel 2114 {crab 3401 Vcvv 3442 ⊆ wss 3903 {csn 4582 ↦ cmpt 5181 × cxp 5630 ◡ccnv 5631 ↾ cres 5634 “ cima 5635 ‘cfv 6500 (class class class)co 7368 Basecbs 17148 0gc0g 17371 Ringcrg 20180 LSubSpclss 20894 LMHom clmhm 20983 freeLMod cfrlm 21713 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-10 2147 ax-11 2163 ax-12 2185 ax-ext 2709 ax-rep 5226 ax-sep 5243 ax-nul 5253 ax-pow 5312 ax-pr 5379 ax-un 7690 ax-cnex 11094 ax-resscn 11095 ax-1cn 11096 ax-icn 11097 ax-addcl 11098 ax-addrcl 11099 ax-mulcl 11100 ax-mulrcl 11101 ax-mulcom 11102 ax-addass 11103 ax-mulass 11104 ax-distr 11105 ax-i2m1 11106 ax-1ne0 11107 ax-1rid 11108 ax-rnegex 11109 ax-rrecex 11110 ax-cnre 11111 ax-pre-lttri 11112 ax-pre-lttrn 11113 ax-pre-ltadd 11114 ax-pre-mulgt0 11115 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3or 1088 df-3an 1089 df-tru 1545 df-fal 1555 df-ex 1782 df-nf 1786 df-sb 2069 df-mo 2540 df-eu 2570 df-clab 2716 df-cleq 2729 df-clel 2812 df-nfc 2886 df-ne 2934 df-nel 3038 df-ral 3053 df-rex 3063 df-rmo 3352 df-reu 3353 df-rab 3402 df-v 3444 df-sbc 3743 df-csb 3852 df-dif 3906 df-un 3908 df-in 3910 df-ss 3920 df-pss 3923 df-nul 4288 df-if 4482 df-pw 4558 df-sn 4583 df-pr 4585 df-tp 4587 df-op 4589 df-uni 4866 df-iun 4950 df-br 5101 df-opab 5163 df-mpt 5182 df-tr 5208 df-id 5527 df-eprel 5532 df-po 5540 df-so 5541 df-fr 5585 df-we 5587 df-xp 5638 df-rel 5639 df-cnv 5640 df-co 5641 df-dm 5642 df-rn 5643 df-res 5644 df-ima 5645 df-pred 6267 df-ord 6328 df-on 6329 df-lim 6330 df-suc 6331 df-iota 6456 df-fun 6502 df-fn 6503 df-f 6504 df-f1 6505 df-fo 6506 df-f1o 6507 df-fv 6508 df-riota 7325 df-ov 7371 df-oprab 7372 df-mpo 7373 df-of 7632 df-om 7819 df-1st 7943 df-2nd 7944 df-supp 8113 df-frecs 8233 df-wrecs 8264 df-recs 8313 df-rdg 8351 df-1o 8407 df-er 8645 df-map 8777 df-ixp 8848 df-en 8896 df-dom 8897 df-sdom 8898 df-fin 8899 df-fsupp 9277 df-sup 9357 df-pnf 11180 df-mnf 11181 df-xr 11182 df-ltxr 11183 df-le 11184 df-sub 11378 df-neg 11379 df-nn 12158 df-2 12220 df-3 12221 df-4 12222 df-5 12223 df-6 12224 df-7 12225 df-8 12226 df-9 12227 df-n0 12414 df-z 12501 df-dec 12620 df-uz 12764 df-fz 13436 df-struct 17086 df-sets 17103 df-slot 17121 df-ndx 17133 df-base 17149 df-ress 17170 df-plusg 17202 df-mulr 17203 df-sca 17205 df-vsca 17206 df-ip 17207 df-tset 17208 df-ple 17209 df-ds 17211 df-hom 17213 df-cco 17214 df-0g 17373 df-prds 17379 df-pws 17381 df-mgm 18577 df-sgrp 18656 df-mnd 18672 df-mhm 18720 df-submnd 18721 df-grp 18878 df-minusg 18879 df-sbg 18880 df-subg 19065 df-ghm 19154 df-cmn 19723 df-abl 19724 df-mgp 20088 df-rng 20100 df-ur 20129 df-ring 20182 df-subrg 20515 df-lmod 20825 df-lss 20895 df-lmhm 20986 df-sra 21137 df-rgmod 21138 df-dsmm 21699 df-frlm 21714 |
| This theorem is referenced by: frlmsslss2 21742 |
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