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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 1142 | . . . . . 6 ⊢ ((𝑅 ∈ Ring ∧ 𝐼 ∈ 𝑉 ∧ 𝐽 ⊆ 𝐼) → 𝑅 ∈ Ring) | |
| 3 | simp2 1143 | . . . . . . 7 ⊢ ((𝑅 ∈ Ring ∧ 𝐼 ∈ 𝑉 ∧ 𝐽 ⊆ 𝐼) → 𝐼 ∈ 𝑉) | |
| 4 | simp3 1144 | . . . . . . 7 ⊢ ((𝑅 ∈ Ring ∧ 𝐼 ∈ 𝑉 ∧ 𝐽 ⊆ 𝐼) → 𝐽 ⊆ 𝐼) | |
| 5 | 3, 4 | ssexd 5252 | . . . . . 6 ⊢ ((𝑅 ∈ Ring ∧ 𝐼 ∈ 𝑉 ∧ 𝐽 ⊆ 𝐼) → 𝐽 ∈ V) |
| 6 | eqid 2739 | . . . . . . 7 ⊢ (𝑅 freeLMod 𝐽) = (𝑅 freeLMod 𝐽) | |
| 7 | frlmsslss.z | . . . . . . 7 ⊢ 0 = (0g‘𝑅) | |
| 8 | 6, 7 | frlm0 21729 | . . . . . 6 ⊢ ((𝑅 ∈ Ring ∧ 𝐽 ∈ V) → (𝐽 × { 0 }) = (0g‘(𝑅 freeLMod 𝐽))) |
| 9 | 2, 5, 8 | syl2anc 590 | . . . . 5 ⊢ ((𝑅 ∈ Ring ∧ 𝐼 ∈ 𝑉 ∧ 𝐽 ⊆ 𝐼) → (𝐽 × { 0 }) = (0g‘(𝑅 freeLMod 𝐽))) |
| 10 | 9 | eqeq2d 2750 | . . . 4 ⊢ ((𝑅 ∈ Ring ∧ 𝐼 ∈ 𝑉 ∧ 𝐽 ⊆ 𝐼) → ((𝑥 ↾ 𝐽) = (𝐽 × { 0 }) ↔ (𝑥 ↾ 𝐽) = (0g‘(𝑅 freeLMod 𝐽)))) |
| 11 | 10 | rabbidv 3398 | . . 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 2786 | . 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 2739 | . . . 4 ⊢ (Base‘(𝑅 freeLMod 𝐽)) = (Base‘(𝑅 freeLMod 𝐽)) | |
| 16 | eqid 2739 | . . . 4 ⊢ (𝑥 ∈ 𝐵 ↦ (𝑥 ↾ 𝐽)) = (𝑥 ∈ 𝐵 ↦ (𝑥 ↾ 𝐽)) | |
| 17 | 13, 6, 14, 15, 16 | frlmsplit2 21748 | . . 3 ⊢ ((𝑅 ∈ Ring ∧ 𝐼 ∈ 𝑉 ∧ 𝐽 ⊆ 𝐼) → (𝑥 ∈ 𝐵 ↦ (𝑥 ↾ 𝐽)) ∈ (𝑌 LMHom (𝑅 freeLMod 𝐽))) |
| 18 | fvex 6840 | . . . . . 6 ⊢ (0g‘(𝑅 freeLMod 𝐽)) ∈ V | |
| 19 | 16 | mptiniseg 6190 | . . . . . 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 2748 | . . . 4 ⊢ {𝑥 ∈ 𝐵 ∣ (𝑥 ↾ 𝐽) = (0g‘(𝑅 freeLMod 𝐽))} = (◡(𝑥 ∈ 𝐵 ↦ (𝑥 ↾ 𝐽)) “ {(0g‘(𝑅 freeLMod 𝐽))}) |
| 22 | eqid 2739 | . . . 4 ⊢ (0g‘(𝑅 freeLMod 𝐽)) = (0g‘(𝑅 freeLMod 𝐽)) | |
| 23 | frlmsslss.u | . . . 4 ⊢ 𝑈 = (LSubSp‘𝑌) | |
| 24 | 21, 22, 23 | lmhmkerlss 21041 | . . 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 2839 | 1 ⊢ ((𝑅 ∈ Ring ∧ 𝐼 ∈ 𝑉 ∧ 𝐽 ⊆ 𝐼) → 𝐶 ∈ 𝑈) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ w3a 1092 = wceq 1547 ∈ wcel 2119 {crab 3391 Vcvv 3431 ⊆ wss 3883 {csn 4555 ↦ cmpt 5153 × cxp 5616 ◡ccnv 5617 ↾ cres 5620 “ cima 5621 ‘cfv 6485 (class class class)co 7356 Basecbs 17170 0gc0g 17393 Ringcrg 20205 LSubSpclss 20921 LMHom clmhm 21009 freeLMod cfrlm 21721 |
| 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-tp 4560 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-of 7620 df-om 7807 df-1st 7931 df-2nd 7932 df-supp 8101 df-frecs 8221 df-wrecs 8252 df-recs 8301 df-rdg 8339 df-1o 8395 df-er 8633 df-map 8765 df-ixp 8836 df-en 8884 df-dom 8885 df-sdom 8886 df-fin 8887 df-fsupp 9265 df-sup 9345 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-9 12242 df-n0 12429 df-z 12516 df-dec 12636 df-uz 12780 df-fz 13453 df-struct 17108 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-tset 17230 df-ple 17231 df-ds 17233 df-hom 17235 df-cco 17236 df-0g 17395 df-prds 17401 df-pws 17403 df-mgm 18599 df-sgrp 18678 df-mnd 18694 df-mhm 18742 df-submnd 18743 df-grp 18903 df-minusg 18904 df-sbg 18905 df-subg 19090 df-ghm 19179 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-lmhm 21012 df-sra 21163 df-rgmod 21164 df-dsmm 21707 df-frlm 21722 |
| This theorem is referenced by: frlmsslss2 21750 |
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