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| Mirrors > Home > MPE Home > Th. List > Mathboxes > lmod1zrnlvec | Structured version Visualization version GIF version | ||
| Description: There is a (left) module (a zero module) which is not a (left) vector space. (Contributed by AV, 29-Apr-2019.) |
| Ref | Expression |
|---|---|
| lmod1zr.r | ⊢ 𝑅 = {〈(Base‘ndx), {𝑍}〉, 〈(+g‘ndx), {〈〈𝑍, 𝑍〉, 𝑍〉}〉, 〈(.r‘ndx), {〈〈𝑍, 𝑍〉, 𝑍〉}〉} |
| lmod1zr.m | ⊢ 𝑀 = ({〈(Base‘ndx), {𝐼}〉, 〈(+g‘ndx), {〈〈𝐼, 𝐼〉, 𝐼〉}〉, 〈(Scalar‘ndx), 𝑅〉} ∪ {〈( ·𝑠 ‘ndx), {〈〈𝑍, 𝐼〉, 𝐼〉}〉}) |
| Ref | Expression |
|---|---|
| lmod1zrnlvec | ⊢ ((𝐼 ∈ 𝑉 ∧ 𝑍 ∈ 𝑊) → 𝑀 ∉ LVec) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | lmod1zr.r | . . . . . 6 ⊢ 𝑅 = {〈(Base‘ndx), {𝑍}〉, 〈(+g‘ndx), {〈〈𝑍, 𝑍〉, 𝑍〉}〉, 〈(.r‘ndx), {〈〈𝑍, 𝑍〉, 𝑍〉}〉} | |
| 2 | tpex 7718 | . . . . . 6 ⊢ {〈(Base‘ndx), {𝑍}〉, 〈(+g‘ndx), {〈〈𝑍, 𝑍〉, 𝑍〉}〉, 〈(.r‘ndx), {〈〈𝑍, 𝑍〉, 𝑍〉}〉} ∈ V | |
| 3 | 1, 2 | eqeltri 2852 | . . . . 5 ⊢ 𝑅 ∈ V |
| 4 | lmod1zr.m | . . . . . 6 ⊢ 𝑀 = ({〈(Base‘ndx), {𝐼}〉, 〈(+g‘ndx), {〈〈𝐼, 𝐼〉, 𝐼〉}〉, 〈(Scalar‘ndx), 𝑅〉} ∪ {〈( ·𝑠 ‘ndx), {〈〈𝑍, 𝐼〉, 𝐼〉}〉}) | |
| 5 | 4 | lmodsca 17333 | . . . . 5 ⊢ (𝑅 ∈ V → 𝑅 = (Scalar‘𝑀)) |
| 6 | 3, 5 | mp1i 13 | . . . 4 ⊢ ((𝐼 ∈ 𝑉 ∧ 𝑍 ∈ 𝑊) → 𝑅 = (Scalar‘𝑀)) |
| 7 | 1 | rng1nnzr 20797 | . . . . . . 7 ⊢ (𝑍 ∈ 𝑊 → 𝑅 ∉ NzRing) |
| 8 | df-nel 3056 | . . . . . . 7 ⊢ (𝑅 ∉ NzRing ↔ ¬ 𝑅 ∈ NzRing) | |
| 9 | 7, 8 | sylib 220 | . . . . . 6 ⊢ (𝑍 ∈ 𝑊 → ¬ 𝑅 ∈ NzRing) |
| 10 | drngnzr 20770 | . . . . . 6 ⊢ (𝑅 ∈ DivRing → 𝑅 ∈ NzRing) | |
| 11 | 9, 10 | nsyl 140 | . . . . 5 ⊢ (𝑍 ∈ 𝑊 → ¬ 𝑅 ∈ DivRing) |
| 12 | 11 | adantl 484 | . . . 4 ⊢ ((𝐼 ∈ 𝑉 ∧ 𝑍 ∈ 𝑊) → ¬ 𝑅 ∈ DivRing) |
| 13 | 6, 12 | eqneltrrd 2877 | . . 3 ⊢ ((𝐼 ∈ 𝑉 ∧ 𝑍 ∈ 𝑊) → ¬ (Scalar‘𝑀) ∈ DivRing) |
| 14 | 13 | intnand 491 | . 2 ⊢ ((𝐼 ∈ 𝑉 ∧ 𝑍 ∈ 𝑊) → ¬ (𝑀 ∈ LMod ∧ (Scalar‘𝑀) ∈ DivRing)) |
| 15 | df-nel 3056 | . . 3 ⊢ (𝑀 ∉ LVec ↔ ¬ 𝑀 ∈ LVec) | |
| 16 | eqid 2756 | . . . 4 ⊢ (Scalar‘𝑀) = (Scalar‘𝑀) | |
| 17 | 16 | islvec 21144 | . . 3 ⊢ (𝑀 ∈ LVec ↔ (𝑀 ∈ LMod ∧ (Scalar‘𝑀) ∈ DivRing)) |
| 18 | 15, 17 | xchbinx 336 | . 2 ⊢ (𝑀 ∉ LVec ↔ ¬ (𝑀 ∈ LMod ∧ (Scalar‘𝑀) ∈ DivRing)) |
| 19 | 14, 18 | sylibr 236 | 1 ⊢ ((𝐼 ∈ 𝑉 ∧ 𝑍 ∈ 𝑊) → 𝑀 ∉ LVec) |
| Colors of variables: wff setvar class |
| Syntax hints: ¬ wn 3 → wi 4 ∧ wa 398 = wceq 1554 ∈ wcel 2136 ∉ wnel 3055 Vcvv 3448 ∪ cun 3897 {csn 4576 {ctp 4580 〈cop 4582 ‘cfv 6510 ndxcnx 17205 Basecbs 17221 +gcplusg 17262 .rcmulr 17263 Scalarcsca 17265 ·𝑠 cvsca 17266 NzRingcnzr 20534 DivRingcdr 20751 LModclmod 20900 LVecclvec 21142 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1809 ax-4 1823 ax-5 1924 ax-6 1981 ax-7 2022 ax-8 2138 ax-9 2146 ax-10 2169 ax-11 2185 ax-12 2206 ax-ext 2728 ax-rep 5221 ax-sep 5240 ax-nul 5250 ax-pow 5316 ax-pr 5384 ax-un 7707 ax-cnex 11119 ax-resscn 11120 ax-1cn 11121 ax-icn 11122 ax-addcl 11123 ax-addrcl 11124 ax-mulcl 11125 ax-mulrcl 11126 ax-mulcom 11127 ax-addass 11128 ax-mulass 11129 ax-distr 11130 ax-i2m1 11131 ax-1ne0 11132 ax-1rid 11133 ax-rnegex 11134 ax-rrecex 11135 ax-cnre 11136 ax-pre-lttri 11137 ax-pre-lttrn 11138 ax-pre-ltadd 11139 ax-pre-mulgt0 11140 |
| This theorem depends on definitions: df-bi 209 df-an 399 df-or 857 df-3or 1096 df-3an 1097 df-tru 1557 df-fal 1567 df-ex 1794 df-nf 1798 df-sb 2085 df-mo 2560 df-eu 2590 df-clab 2735 df-cleq 2748 df-clel 2831 df-nfc 2905 df-ne 2952 df-nel 3056 df-ral 3071 df-rex 3081 df-rmo 3361 df-reu 3362 df-rab 3409 df-v 3450 df-sbc 3740 df-csb 3848 df-dif 3902 df-un 3904 df-in 3906 df-ss 3916 df-pss 3919 df-nul 4281 df-if 4475 df-pw 4551 df-sn 4577 df-pr 4579 df-tp 4581 df-op 4583 df-uni 4860 df-int 4900 df-iun 4945 df-br 5095 df-opab 5157 df-mpt 5176 df-tr 5202 df-id 5535 df-eprel 5540 df-po 5548 df-so 5549 df-fr 5593 df-we 5595 df-xp 5646 df-rel 5647 df-cnv 5648 df-co 5649 df-dm 5650 df-rn 5651 df-res 5652 df-ima 5653 df-pred 6277 df-ord 6338 df-on 6339 df-lim 6340 df-suc 6341 df-iota 6466 df-fun 6512 df-fn 6513 df-f 6514 df-f1 6515 df-fo 6516 df-f1o 6517 df-fv 6518 df-riota 7342 df-ov 7388 df-oprab 7389 df-mpo 7390 df-om 7836 df-1st 7959 df-2nd 7960 df-tpos 8194 df-frecs 8250 df-wrecs 8281 df-recs 8330 df-rdg 8369 df-1o 8425 df-oadd 8429 df-er 8666 df-en 8917 df-dom 8918 df-sdom 8919 df-fin 8920 df-dju 9849 df-card 9887 df-pnf 11208 df-mnf 11209 df-xr 11210 df-ltxr 11211 df-le 11212 df-sub 11406 df-neg 11407 df-nn 12201 df-2 12270 df-3 12271 df-4 12272 df-5 12273 df-6 12274 df-n0 12472 df-xnn0 12545 df-z 12559 df-uz 12830 df-fz 13503 df-hash 14334 df-struct 17159 df-sets 17176 df-slot 17194 df-ndx 17206 df-base 17222 df-plusg 17275 df-mulr 17276 df-sca 17278 df-vsca 17279 df-0g 17446 df-mgm 18650 df-sgrp 18729 df-mnd 18745 df-grp 18954 df-minusg 18955 df-cmn 19798 df-abl 19799 df-mgp 20163 df-rng 20175 df-ur 20204 df-ring 20257 df-oppr 20358 df-dvdsr 20378 df-unit 20379 df-nzr 20535 df-drng 20753 df-lvec 21143 |
| This theorem is referenced by: lvecpsslmod 49077 |
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