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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 20897). (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 19979 | . . . . 5 ⊢ (𝑅 ∈ Ring → (ringLMod‘𝑅) ∈ LMod) | |
2 | eqid 2823 | . . . . . 6 ⊢ ((ringLMod‘𝑅) ↑s 𝐼) = ((ringLMod‘𝑅) ↑s 𝐼) | |
3 | 2 | pwslmod 19744 | . . . . 5 ⊢ (((ringLMod‘𝑅) ∈ LMod ∧ 𝐼 ∈ 𝑊) → ((ringLMod‘𝑅) ↑s 𝐼) ∈ LMod) |
4 | 1, 3 | sylan 582 | . . . 4 ⊢ ((𝑅 ∈ Ring ∧ 𝐼 ∈ 𝑊) → ((ringLMod‘𝑅) ↑s 𝐼) ∈ LMod) |
5 | frlmval.f | . . . . 5 ⊢ 𝐹 = (𝑅 freeLMod 𝐼) | |
6 | eqid 2823 | . . . . 5 ⊢ (Base‘𝐹) = (Base‘𝐹) | |
7 | eqid 2823 | . . . . 5 ⊢ (LSubSp‘((ringLMod‘𝑅) ↑s 𝐼)) = (LSubSp‘((ringLMod‘𝑅) ↑s 𝐼)) | |
8 | 5, 6, 7 | frlmlss 20897 | . . . 4 ⊢ ((𝑅 ∈ Ring ∧ 𝐼 ∈ 𝑊) → (Base‘𝐹) ∈ (LSubSp‘((ringLMod‘𝑅) ↑s 𝐼))) |
9 | 7 | lsssubg 19731 | . . . 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 586 | . . 3 ⊢ ((𝑅 ∈ Ring ∧ 𝐼 ∈ 𝑊) → (Base‘𝐹) ∈ (SubGrp‘((ringLMod‘𝑅) ↑s 𝐼))) |
11 | eqid 2823 | . . . 4 ⊢ (((ringLMod‘𝑅) ↑s 𝐼) ↾s (Base‘𝐹)) = (((ringLMod‘𝑅) ↑s 𝐼) ↾s (Base‘𝐹)) | |
12 | eqid 2823 | . . . 4 ⊢ (0g‘((ringLMod‘𝑅) ↑s 𝐼)) = (0g‘((ringLMod‘𝑅) ↑s 𝐼)) | |
13 | 11, 12 | subg0 18287 | . . 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 19643 | . . . 4 ⊢ ((ringLMod‘𝑅) ∈ LMod → (ringLMod‘𝑅) ∈ Grp) | |
16 | grpmnd 18112 | . . . 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 19971 | . . . . 5 ⊢ (0g‘𝑅) = (0g‘(ringLMod‘𝑅)) | |
20 | 18, 19 | eqtri 2846 | . . . 4 ⊢ 0 = (0g‘(ringLMod‘𝑅)) |
21 | 2, 20 | pws0g 17949 | . . 3 ⊢ (((ringLMod‘𝑅) ∈ Mnd ∧ 𝐼 ∈ 𝑊) → (𝐼 × { 0 }) = (0g‘((ringLMod‘𝑅) ↑s 𝐼))) |
22 | 17, 21 | sylan 582 | . 2 ⊢ ((𝑅 ∈ Ring ∧ 𝐼 ∈ 𝑊) → (𝐼 × { 0 }) = (0g‘((ringLMod‘𝑅) ↑s 𝐼))) |
23 | 5, 6 | frlmpws 20896 | . . 3 ⊢ ((𝑅 ∈ Ring ∧ 𝐼 ∈ 𝑊) → 𝐹 = (((ringLMod‘𝑅) ↑s 𝐼) ↾s (Base‘𝐹))) |
24 | 23 | fveq2d 6676 | . 2 ⊢ ((𝑅 ∈ Ring ∧ 𝐼 ∈ 𝑊) → (0g‘𝐹) = (0g‘(((ringLMod‘𝑅) ↑s 𝐼) ↾s (Base‘𝐹)))) |
25 | 14, 22, 24 | 3eqtr4d 2868 | 1 ⊢ ((𝑅 ∈ Ring ∧ 𝐼 ∈ 𝑊) → (𝐼 × { 0 }) = (0g‘𝐹)) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ wa 398 = wceq 1537 ∈ wcel 2114 {csn 4569 × cxp 5555 ‘cfv 6357 (class class class)co 7158 Basecbs 16485 ↾s cress 16486 0gc0g 16715 ↑s cpws 16722 Mndcmnd 17913 Grpcgrp 18105 SubGrpcsubg 18275 Ringcrg 19299 LModclmod 19636 LSubSpclss 19705 ringLModcrglmod 19943 freeLMod cfrlm 20892 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1796 ax-4 1810 ax-5 1911 ax-6 1970 ax-7 2015 ax-8 2116 ax-9 2124 ax-10 2145 ax-11 2161 ax-12 2177 ax-ext 2795 ax-rep 5192 ax-sep 5205 ax-nul 5212 ax-pow 5268 ax-pr 5332 ax-un 7463 ax-cnex 10595 ax-resscn 10596 ax-1cn 10597 ax-icn 10598 ax-addcl 10599 ax-addrcl 10600 ax-mulcl 10601 ax-mulrcl 10602 ax-mulcom 10603 ax-addass 10604 ax-mulass 10605 ax-distr 10606 ax-i2m1 10607 ax-1ne0 10608 ax-1rid 10609 ax-rnegex 10610 ax-rrecex 10611 ax-cnre 10612 ax-pre-lttri 10613 ax-pre-lttrn 10614 ax-pre-ltadd 10615 ax-pre-mulgt0 10616 |
This theorem depends on definitions: df-bi 209 df-an 399 df-or 844 df-3or 1084 df-3an 1085 df-tru 1540 df-ex 1781 df-nf 1785 df-sb 2070 df-mo 2622 df-eu 2654 df-clab 2802 df-cleq 2816 df-clel 2895 df-nfc 2965 df-ne 3019 df-nel 3126 df-ral 3145 df-rex 3146 df-reu 3147 df-rmo 3148 df-rab 3149 df-v 3498 df-sbc 3775 df-csb 3886 df-dif 3941 df-un 3943 df-in 3945 df-ss 3954 df-pss 3956 df-nul 4294 df-if 4470 df-pw 4543 df-sn 4570 df-pr 4572 df-tp 4574 df-op 4576 df-uni 4841 df-int 4879 df-iun 4923 df-br 5069 df-opab 5131 df-mpt 5149 df-tr 5175 df-id 5462 df-eprel 5467 df-po 5476 df-so 5477 df-fr 5516 df-we 5518 df-xp 5563 df-rel 5564 df-cnv 5565 df-co 5566 df-dm 5567 df-rn 5568 df-res 5569 df-ima 5570 df-pred 6150 df-ord 6196 df-on 6197 df-lim 6198 df-suc 6199 df-iota 6316 df-fun 6359 df-fn 6360 df-f 6361 df-f1 6362 df-fo 6363 df-f1o 6364 df-fv 6365 df-riota 7116 df-ov 7161 df-oprab 7162 df-mpo 7163 df-om 7583 df-1st 7691 df-2nd 7692 df-wrecs 7949 df-recs 8010 df-rdg 8048 df-1o 8104 df-oadd 8108 df-er 8291 df-map 8410 df-ixp 8464 df-en 8512 df-dom 8513 df-sdom 8514 df-fin 8515 df-sup 8908 df-pnf 10679 df-mnf 10680 df-xr 10681 df-ltxr 10682 df-le 10683 df-sub 10874 df-neg 10875 df-nn 11641 df-2 11703 df-3 11704 df-4 11705 df-5 11706 df-6 11707 df-7 11708 df-8 11709 df-9 11710 df-n0 11901 df-z 11985 df-dec 12102 df-uz 12247 df-fz 12896 df-struct 16487 df-ndx 16488 df-slot 16489 df-base 16491 df-sets 16492 df-ress 16493 df-plusg 16580 df-mulr 16581 df-sca 16583 df-vsca 16584 df-ip 16585 df-tset 16586 df-ple 16587 df-ds 16589 df-hom 16591 df-cco 16592 df-0g 16717 df-prds 16723 df-pws 16725 df-mgm 17854 df-sgrp 17903 df-mnd 17914 df-grp 18108 df-minusg 18109 df-sbg 18110 df-subg 18278 df-mgp 19242 df-ur 19254 df-ring 19301 df-subrg 19535 df-lmod 19638 df-lss 19706 df-sra 19946 df-rgmod 19947 df-dsmm 20878 df-frlm 20893 |
This theorem is referenced by: frlmsslss 20920 islindf5 20985 mat0op 21030 rrxcph 23997 rrx0 24002 matunitlindflem1 34890 uvcn0 39158 zlmodzxz0 44411 aacllem 44909 |
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