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| Mirrors > Home > MPE Home > Th. List > frlm0 | Structured version Visualization version GIF version | ||
| Description: Zero in a free module (ring constraint is stronger than necessary, but allows use of frlmlss 21636). (Contributed by Stefan O'Rear, 4-Feb-2015.) |
| Ref | Expression |
|---|---|
| frlmval.f | ⊢ 𝐹 = (𝑅 freeLMod 𝐼) |
| frlm0.z | ⊢ 0 = (0g‘𝑅) |
| Ref | Expression |
|---|---|
| frlm0 | ⊢ ((𝑅 ∈ Ring ∧ 𝐼 ∈ 𝑊) → (𝐼 × { 0 }) = (0g‘𝐹)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | rlmlmod 21086 | . . . . 5 ⊢ (𝑅 ∈ Ring → (ringLMod‘𝑅) ∈ LMod) | |
| 2 | eqid 2729 | . . . . . 6 ⊢ ((ringLMod‘𝑅) ↑s 𝐼) = ((ringLMod‘𝑅) ↑s 𝐼) | |
| 3 | 2 | pwslmod 20852 | . . . . 5 ⊢ (((ringLMod‘𝑅) ∈ LMod ∧ 𝐼 ∈ 𝑊) → ((ringLMod‘𝑅) ↑s 𝐼) ∈ LMod) |
| 4 | 1, 3 | sylan 580 | . . . 4 ⊢ ((𝑅 ∈ Ring ∧ 𝐼 ∈ 𝑊) → ((ringLMod‘𝑅) ↑s 𝐼) ∈ LMod) |
| 5 | frlmval.f | . . . . 5 ⊢ 𝐹 = (𝑅 freeLMod 𝐼) | |
| 6 | eqid 2729 | . . . . 5 ⊢ (Base‘𝐹) = (Base‘𝐹) | |
| 7 | eqid 2729 | . . . . 5 ⊢ (LSubSp‘((ringLMod‘𝑅) ↑s 𝐼)) = (LSubSp‘((ringLMod‘𝑅) ↑s 𝐼)) | |
| 8 | 5, 6, 7 | frlmlss 21636 | . . . 4 ⊢ ((𝑅 ∈ Ring ∧ 𝐼 ∈ 𝑊) → (Base‘𝐹) ∈ (LSubSp‘((ringLMod‘𝑅) ↑s 𝐼))) |
| 9 | 7 | lsssubg 20839 | . . . 4 ⊢ ((((ringLMod‘𝑅) ↑s 𝐼) ∈ LMod ∧ (Base‘𝐹) ∈ (LSubSp‘((ringLMod‘𝑅) ↑s 𝐼))) → (Base‘𝐹) ∈ (SubGrp‘((ringLMod‘𝑅) ↑s 𝐼))) |
| 10 | 4, 8, 9 | syl2anc 584 | . . 3 ⊢ ((𝑅 ∈ Ring ∧ 𝐼 ∈ 𝑊) → (Base‘𝐹) ∈ (SubGrp‘((ringLMod‘𝑅) ↑s 𝐼))) |
| 11 | eqid 2729 | . . . 4 ⊢ (((ringLMod‘𝑅) ↑s 𝐼) ↾s (Base‘𝐹)) = (((ringLMod‘𝑅) ↑s 𝐼) ↾s (Base‘𝐹)) | |
| 12 | eqid 2729 | . . . 4 ⊢ (0g‘((ringLMod‘𝑅) ↑s 𝐼)) = (0g‘((ringLMod‘𝑅) ↑s 𝐼)) | |
| 13 | 11, 12 | subg0 19040 | . . 3 ⊢ ((Base‘𝐹) ∈ (SubGrp‘((ringLMod‘𝑅) ↑s 𝐼)) → (0g‘((ringLMod‘𝑅) ↑s 𝐼)) = (0g‘(((ringLMod‘𝑅) ↑s 𝐼) ↾s (Base‘𝐹)))) |
| 14 | 10, 13 | syl 17 | . 2 ⊢ ((𝑅 ∈ Ring ∧ 𝐼 ∈ 𝑊) → (0g‘((ringLMod‘𝑅) ↑s 𝐼)) = (0g‘(((ringLMod‘𝑅) ↑s 𝐼) ↾s (Base‘𝐹)))) |
| 15 | lmodgrp 20749 | . . . 4 ⊢ ((ringLMod‘𝑅) ∈ LMod → (ringLMod‘𝑅) ∈ Grp) | |
| 16 | grpmnd 18848 | . . . 4 ⊢ ((ringLMod‘𝑅) ∈ Grp → (ringLMod‘𝑅) ∈ Mnd) | |
| 17 | 1, 15, 16 | 3syl 18 | . . 3 ⊢ (𝑅 ∈ Ring → (ringLMod‘𝑅) ∈ Mnd) |
| 18 | frlm0.z | . . . . 5 ⊢ 0 = (0g‘𝑅) | |
| 19 | rlm0 21078 | . . . . 5 ⊢ (0g‘𝑅) = (0g‘(ringLMod‘𝑅)) | |
| 20 | 18, 19 | eqtri 2752 | . . . 4 ⊢ 0 = (0g‘(ringLMod‘𝑅)) |
| 21 | 2, 20 | pws0g 18676 | . . 3 ⊢ (((ringLMod‘𝑅) ∈ Mnd ∧ 𝐼 ∈ 𝑊) → (𝐼 × { 0 }) = (0g‘((ringLMod‘𝑅) ↑s 𝐼))) |
| 22 | 17, 21 | sylan 580 | . 2 ⊢ ((𝑅 ∈ Ring ∧ 𝐼 ∈ 𝑊) → (𝐼 × { 0 }) = (0g‘((ringLMod‘𝑅) ↑s 𝐼))) |
| 23 | 5, 6 | frlmpws 21635 | . . 3 ⊢ ((𝑅 ∈ Ring ∧ 𝐼 ∈ 𝑊) → 𝐹 = (((ringLMod‘𝑅) ↑s 𝐼) ↾s (Base‘𝐹))) |
| 24 | 23 | fveq2d 6844 | . 2 ⊢ ((𝑅 ∈ Ring ∧ 𝐼 ∈ 𝑊) → (0g‘𝐹) = (0g‘(((ringLMod‘𝑅) ↑s 𝐼) ↾s (Base‘𝐹)))) |
| 25 | 14, 22, 24 | 3eqtr4d 2774 | 1 ⊢ ((𝑅 ∈ Ring ∧ 𝐼 ∈ 𝑊) → (𝐼 × { 0 }) = (0g‘𝐹)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 395 = wceq 1540 ∈ wcel 2109 {csn 4585 × cxp 5629 ‘cfv 6499 (class class class)co 7369 Basecbs 17155 ↾s cress 17176 0gc0g 17378 ↑s cpws 17385 Mndcmnd 18637 Grpcgrp 18841 SubGrpcsubg 19028 Ringcrg 20118 LModclmod 20742 LSubSpclss 20813 ringLModcrglmod 21055 freeLMod cfrlm 21631 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1795 ax-4 1809 ax-5 1910 ax-6 1967 ax-7 2008 ax-8 2111 ax-9 2119 ax-10 2142 ax-11 2158 ax-12 2178 ax-ext 2701 ax-rep 5229 ax-sep 5246 ax-nul 5256 ax-pow 5315 ax-pr 5382 ax-un 7691 ax-cnex 11100 ax-resscn 11101 ax-1cn 11102 ax-icn 11103 ax-addcl 11104 ax-addrcl 11105 ax-mulcl 11106 ax-mulrcl 11107 ax-mulcom 11108 ax-addass 11109 ax-mulass 11110 ax-distr 11111 ax-i2m1 11112 ax-1ne0 11113 ax-1rid 11114 ax-rnegex 11115 ax-rrecex 11116 ax-cnre 11117 ax-pre-lttri 11118 ax-pre-lttrn 11119 ax-pre-ltadd 11120 ax-pre-mulgt0 11121 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3or 1087 df-3an 1088 df-tru 1543 df-fal 1553 df-ex 1780 df-nf 1784 df-sb 2066 df-mo 2533 df-eu 2562 df-clab 2708 df-cleq 2721 df-clel 2803 df-nfc 2878 df-ne 2926 df-nel 3030 df-ral 3045 df-rex 3054 df-rmo 3351 df-reu 3352 df-rab 3403 df-v 3446 df-sbc 3751 df-csb 3860 df-dif 3914 df-un 3916 df-in 3918 df-ss 3928 df-pss 3931 df-nul 4293 df-if 4485 df-pw 4561 df-sn 4586 df-pr 4588 df-tp 4590 df-op 4592 df-uni 4868 df-iun 4953 df-br 5103 df-opab 5165 df-mpt 5184 df-tr 5210 df-id 5526 df-eprel 5531 df-po 5539 df-so 5540 df-fr 5584 df-we 5586 df-xp 5637 df-rel 5638 df-cnv 5639 df-co 5640 df-dm 5641 df-rn 5642 df-res 5643 df-ima 5644 df-pred 6262 df-ord 6323 df-on 6324 df-lim 6325 df-suc 6326 df-iota 6452 df-fun 6501 df-fn 6502 df-f 6503 df-f1 6504 df-fo 6505 df-f1o 6506 df-fv 6507 df-riota 7326 df-ov 7372 df-oprab 7373 df-mpo 7374 df-om 7823 df-1st 7947 df-2nd 7948 df-frecs 8237 df-wrecs 8268 df-recs 8317 df-rdg 8355 df-1o 8411 df-er 8648 df-map 8778 df-ixp 8848 df-en 8896 df-dom 8897 df-sdom 8898 df-fin 8899 df-sup 9369 df-pnf 11186 df-mnf 11187 df-xr 11188 df-ltxr 11189 df-le 11190 df-sub 11383 df-neg 11384 df-nn 12163 df-2 12225 df-3 12226 df-4 12227 df-5 12228 df-6 12229 df-7 12230 df-8 12231 df-9 12232 df-n0 12419 df-z 12506 df-dec 12626 df-uz 12770 df-fz 13445 df-struct 17093 df-sets 17110 df-slot 17128 df-ndx 17140 df-base 17156 df-ress 17177 df-plusg 17209 df-mulr 17210 df-sca 17212 df-vsca 17213 df-ip 17214 df-tset 17215 df-ple 17216 df-ds 17218 df-hom 17220 df-cco 17221 df-0g 17380 df-prds 17386 df-pws 17388 df-mgm 18543 df-sgrp 18622 df-mnd 18638 df-grp 18844 df-minusg 18845 df-sbg 18846 df-subg 19031 df-cmn 19688 df-abl 19689 df-mgp 20026 df-rng 20038 df-ur 20067 df-ring 20120 df-subrg 20455 df-lmod 20744 df-lss 20814 df-sra 21056 df-rgmod 21057 df-dsmm 21617 df-frlm 21632 |
| This theorem is referenced by: frlmsslss 21659 islindf5 21724 mat0op 22282 rrxcph 25268 rrx0 25273 matunitlindflem1 37583 frlm0vald 42500 mnring0g2d 44184 zlmodzxz0 48317 aacllem 49763 |
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