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Mirrors > Home > MPE Home > Th. List > Mathboxes > lindszr | Structured version Visualization version GIF version |
Description: Any subset of a module over a zero ring is always linearly independent. (Contributed by AV, 27-Apr-2019.) |
Ref | Expression |
---|---|
lindszr | ⊢ ((𝑀 ∈ LMod ∧ ¬ (Scalar‘𝑀) ∈ NzRing ∧ 𝑆 ∈ 𝒫 (Base‘𝑀)) → 𝑆 linIndS 𝑀) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | simp2 1117 | . . . 4 ⊢ ((𝑀 ∈ LMod ∧ ¬ (Scalar‘𝑀) ∈ NzRing ∧ 𝑆 ∈ 𝒫 (Base‘𝑀)) → ¬ (Scalar‘𝑀) ∈ NzRing) | |
2 | eqid 2779 | . . . . . . 7 ⊢ (Scalar‘𝑀) = (Scalar‘𝑀) | |
3 | 2 | lmodring 19364 | . . . . . 6 ⊢ (𝑀 ∈ LMod → (Scalar‘𝑀) ∈ Ring) |
4 | 3 | 3ad2ant1 1113 | . . . . 5 ⊢ ((𝑀 ∈ LMod ∧ ¬ (Scalar‘𝑀) ∈ NzRing ∧ 𝑆 ∈ 𝒫 (Base‘𝑀)) → (Scalar‘𝑀) ∈ Ring) |
5 | 0ringnnzr 19763 | . . . . 5 ⊢ ((Scalar‘𝑀) ∈ Ring → ((♯‘(Base‘(Scalar‘𝑀))) = 1 ↔ ¬ (Scalar‘𝑀) ∈ NzRing)) | |
6 | 4, 5 | syl 17 | . . . 4 ⊢ ((𝑀 ∈ LMod ∧ ¬ (Scalar‘𝑀) ∈ NzRing ∧ 𝑆 ∈ 𝒫 (Base‘𝑀)) → ((♯‘(Base‘(Scalar‘𝑀))) = 1 ↔ ¬ (Scalar‘𝑀) ∈ NzRing)) |
7 | 1, 6 | mpbird 249 | . . 3 ⊢ ((𝑀 ∈ LMod ∧ ¬ (Scalar‘𝑀) ∈ NzRing ∧ 𝑆 ∈ 𝒫 (Base‘𝑀)) → (♯‘(Base‘(Scalar‘𝑀))) = 1) |
8 | 7 | olcd 860 | . 2 ⊢ ((𝑀 ∈ LMod ∧ ¬ (Scalar‘𝑀) ∈ NzRing ∧ 𝑆 ∈ 𝒫 (Base‘𝑀)) → ((♯‘(Base‘(Scalar‘𝑀))) = 0 ∨ (♯‘(Base‘(Scalar‘𝑀))) = 1)) |
9 | eqid 2779 | . . 3 ⊢ (Base‘𝑀) = (Base‘𝑀) | |
10 | eqid 2779 | . . 3 ⊢ (Base‘(Scalar‘𝑀)) = (Base‘(Scalar‘𝑀)) | |
11 | 9, 2, 10 | lindsrng01 43888 | . 2 ⊢ ((𝑀 ∈ LMod ∧ ((♯‘(Base‘(Scalar‘𝑀))) = 0 ∨ (♯‘(Base‘(Scalar‘𝑀))) = 1) ∧ 𝑆 ∈ 𝒫 (Base‘𝑀)) → 𝑆 linIndS 𝑀) |
12 | 8, 11 | syld3an2 1391 | 1 ⊢ ((𝑀 ∈ LMod ∧ ¬ (Scalar‘𝑀) ∈ NzRing ∧ 𝑆 ∈ 𝒫 (Base‘𝑀)) → 𝑆 linIndS 𝑀) |
Colors of variables: wff setvar class |
Syntax hints: ¬ wn 3 → wi 4 ↔ wb 198 ∨ wo 833 ∧ w3a 1068 = wceq 1507 ∈ wcel 2050 𝒫 cpw 4422 class class class wbr 4929 ‘cfv 6188 0cc0 10335 1c1 10336 ♯chash 13505 Basecbs 16339 Scalarcsca 16424 Ringcrg 19020 LModclmod 19356 NzRingcnzr 19751 linIndS clininds 43860 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1758 ax-4 1772 ax-5 1869 ax-6 1928 ax-7 1965 ax-8 2052 ax-9 2059 ax-10 2079 ax-11 2093 ax-12 2106 ax-13 2301 ax-ext 2751 ax-rep 5049 ax-sep 5060 ax-nul 5067 ax-pow 5119 ax-pr 5186 ax-un 7279 ax-cnex 10391 ax-resscn 10392 ax-1cn 10393 ax-icn 10394 ax-addcl 10395 ax-addrcl 10396 ax-mulcl 10397 ax-mulrcl 10398 ax-mulcom 10399 ax-addass 10400 ax-mulass 10401 ax-distr 10402 ax-i2m1 10403 ax-1ne0 10404 ax-1rid 10405 ax-rnegex 10406 ax-rrecex 10407 ax-cnre 10408 ax-pre-lttri 10409 ax-pre-lttrn 10410 ax-pre-ltadd 10411 ax-pre-mulgt0 10412 |
This theorem depends on definitions: df-bi 199 df-an 388 df-or 834 df-3or 1069 df-3an 1070 df-tru 1510 df-ex 1743 df-nf 1747 df-sb 2016 df-mo 2547 df-eu 2584 df-clab 2760 df-cleq 2772 df-clel 2847 df-nfc 2919 df-ne 2969 df-nel 3075 df-ral 3094 df-rex 3095 df-reu 3096 df-rmo 3097 df-rab 3098 df-v 3418 df-sbc 3683 df-csb 3788 df-dif 3833 df-un 3835 df-in 3837 df-ss 3844 df-pss 3846 df-nul 4180 df-if 4351 df-pw 4424 df-sn 4442 df-pr 4444 df-tp 4446 df-op 4448 df-uni 4713 df-int 4750 df-iun 4794 df-br 4930 df-opab 4992 df-mpt 5009 df-tr 5031 df-id 5312 df-eprel 5317 df-po 5326 df-so 5327 df-fr 5366 df-we 5368 df-xp 5413 df-rel 5414 df-cnv 5415 df-co 5416 df-dm 5417 df-rn 5418 df-res 5419 df-ima 5420 df-pred 5986 df-ord 6032 df-on 6033 df-lim 6034 df-suc 6035 df-iota 6152 df-fun 6190 df-fn 6191 df-f 6192 df-f1 6193 df-fo 6194 df-f1o 6195 df-fv 6196 df-riota 6937 df-ov 6979 df-oprab 6980 df-mpo 6981 df-om 7397 df-1st 7501 df-2nd 7502 df-wrecs 7750 df-recs 7812 df-rdg 7850 df-1o 7905 df-oadd 7909 df-er 8089 df-map 8208 df-en 8307 df-dom 8308 df-sdom 8309 df-fin 8310 df-dju 9124 df-card 9162 df-pnf 10476 df-mnf 10477 df-xr 10478 df-ltxr 10479 df-le 10480 df-sub 10672 df-neg 10673 df-nn 11440 df-2 11503 df-n0 11708 df-xnn0 11780 df-z 11794 df-uz 12059 df-fz 12709 df-hash 13506 df-ndx 16342 df-slot 16343 df-base 16345 df-sets 16346 df-plusg 16434 df-0g 16571 df-mgm 17710 df-sgrp 17752 df-mnd 17763 df-grp 17894 df-minusg 17895 df-mgp 18963 df-ur 18975 df-ring 19022 df-lmod 19358 df-nzr 19752 df-lininds 43862 |
This theorem is referenced by: (None) |
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