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| Mirrors > Home > MPE Home > Th. List > lssneln0 | Structured version Visualization version GIF version | ||
| Description: A vector 𝑋 which doesn't belong to a subspace 𝑈 is nonzero. (Contributed by NM, 14-May-2015.) (Revised by AV, 17-Jul-2022.) (Proof shortened by AV, 19-Jul-2022.) |
| Ref | Expression |
|---|---|
| lssneln0.o | ⊢ 0 = (0g‘𝑊) |
| lssneln0.s | ⊢ 𝑆 = (LSubSp‘𝑊) |
| lssneln0.w | ⊢ (𝜑 → 𝑊 ∈ LMod) |
| lssneln0.u | ⊢ (𝜑 → 𝑈 ∈ 𝑆) |
| lssneln0.x | ⊢ (𝜑 → 𝑋 ∈ 𝑉) |
| lssneln0.n | ⊢ (𝜑 → ¬ 𝑋 ∈ 𝑈) |
| Ref | Expression |
|---|---|
| lssneln0 | ⊢ (𝜑 → 𝑋 ∈ (𝑉 ∖ { 0 })) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | lssneln0.x | . 2 ⊢ (𝜑 → 𝑋 ∈ 𝑉) | |
| 2 | lssneln0.o | . . 3 ⊢ 0 = (0g‘𝑊) | |
| 3 | lssneln0.s | . . 3 ⊢ 𝑆 = (LSubSp‘𝑊) | |
| 4 | lssneln0.w | . . 3 ⊢ (𝜑 → 𝑊 ∈ LMod) | |
| 5 | lssneln0.u | . . 3 ⊢ (𝜑 → 𝑈 ∈ 𝑆) | |
| 6 | lssneln0.n | . . 3 ⊢ (𝜑 → ¬ 𝑋 ∈ 𝑈) | |
| 7 | 2, 3, 4, 5, 6 | lssvneln0 20901 | . 2 ⊢ (𝜑 → 𝑋 ≠ 0 ) |
| 8 | eldifsn 4740 | . 2 ⊢ (𝑋 ∈ (𝑉 ∖ { 0 }) ↔ (𝑋 ∈ 𝑉 ∧ 𝑋 ≠ 0 )) | |
| 9 | 1, 7, 8 | sylanbrc 583 | 1 ⊢ (𝜑 → 𝑋 ∈ (𝑉 ∖ { 0 })) |
| Colors of variables: wff setvar class |
| Syntax hints: ¬ wn 3 → wi 4 = wceq 1541 ∈ wcel 2113 ≠ wne 2930 ∖ cdif 3896 {csn 4578 ‘cfv 6490 0gc0g 17357 LModclmod 20809 LSubSpclss 20880 |
| 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 1968 ax-7 2009 ax-8 2115 ax-9 2123 ax-10 2146 ax-11 2162 ax-12 2182 ax-ext 2706 ax-sep 5239 ax-nul 5249 ax-pow 5308 ax-pr 5375 ax-un 7678 ax-cnex 11080 ax-resscn 11081 ax-1cn 11082 ax-icn 11083 ax-addcl 11084 ax-addrcl 11085 ax-mulcl 11086 ax-mulrcl 11087 ax-mulcom 11088 ax-addass 11089 ax-mulass 11090 ax-distr 11091 ax-i2m1 11092 ax-1ne0 11093 ax-1rid 11094 ax-rnegex 11095 ax-rrecex 11096 ax-cnre 11097 ax-pre-lttri 11098 ax-pre-lttrn 11099 ax-pre-ltadd 11100 ax-pre-mulgt0 11101 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3or 1087 df-3an 1088 df-tru 1544 df-fal 1554 df-ex 1781 df-nf 1785 df-sb 2068 df-mo 2537 df-eu 2567 df-clab 2713 df-cleq 2726 df-clel 2809 df-nfc 2883 df-ne 2931 df-nel 3035 df-ral 3050 df-rex 3059 df-rmo 3348 df-reu 3349 df-rab 3398 df-v 3440 df-sbc 3739 df-csb 3848 df-dif 3902 df-un 3904 df-in 3906 df-ss 3916 df-pss 3919 df-nul 4284 df-if 4478 df-pw 4554 df-sn 4579 df-pr 4581 df-op 4585 df-uni 4862 df-iun 4946 df-br 5097 df-opab 5159 df-mpt 5178 df-tr 5204 df-id 5517 df-eprel 5522 df-po 5530 df-so 5531 df-fr 5575 df-we 5577 df-xp 5628 df-rel 5629 df-cnv 5630 df-co 5631 df-dm 5632 df-rn 5633 df-res 5634 df-ima 5635 df-pred 6257 df-ord 6318 df-on 6319 df-lim 6320 df-suc 6321 df-iota 6446 df-fun 6492 df-fn 6493 df-f 6494 df-f1 6495 df-fo 6496 df-f1o 6497 df-fv 6498 df-riota 7313 df-ov 7359 df-oprab 7360 df-mpo 7361 df-om 7807 df-1st 7931 df-2nd 7932 df-frecs 8221 df-wrecs 8252 df-recs 8301 df-rdg 8339 df-er 8633 df-en 8882 df-dom 8883 df-sdom 8884 df-pnf 11166 df-mnf 11167 df-xr 11168 df-ltxr 11169 df-le 11170 df-sub 11364 df-neg 11365 df-nn 12144 df-2 12206 df-sets 17089 df-slot 17107 df-ndx 17119 df-base 17135 df-plusg 17188 df-0g 17359 df-mgm 18563 df-sgrp 18642 df-mnd 18658 df-grp 18864 df-minusg 18865 df-sbg 18866 df-mgp 20074 df-ur 20115 df-ring 20168 df-lmod 20811 df-lss 20881 |
| This theorem is referenced by: lspexchn1 21083 baerlem5amN 41915 baerlem5bmN 41916 baerlem5abmN 41917 mapdh6iN 41943 hdmaplem3 41972 mapdh8ad 41978 mapdh8e 41983 mapdh9a 41988 mapdh9aOLDN 41989 hdmap1l6i 42017 hdmap1eulem 42021 hdmap1eulemOLDN 42022 hdmapval3lemN 42036 hdmap10lem 42038 hdmap11lem1 42040 hdmaprnlem3N 42049 hdmap14lem11 42077 |
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