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| Mirrors > Home > MPE Home > Th. List > lspsncv0 | Structured version Visualization version GIF version | ||
| Description: The span of a singleton covers the zero subspace, using Definition 3.2.18 of [PtakPulmannova] p. 68 for "covers".) (Contributed by NM, 12-Aug-2014.) (Revised by AV, 13-Jul-2022.) |
| Ref | Expression |
|---|---|
| lspsncv0.v | ⊢ 𝑉 = (Base‘𝑊) |
| lspsncv0.z | ⊢ 0 = (0g‘𝑊) |
| lspsncv0.s | ⊢ 𝑆 = (LSubSp‘𝑊) |
| lspsncv0.n | ⊢ 𝑁 = (LSpan‘𝑊) |
| lspsncv0.w | ⊢ (𝜑 → 𝑊 ∈ LVec) |
| lspsncv0.x | ⊢ (𝜑 → 𝑋 ∈ 𝑉) |
| Ref | Expression |
|---|---|
| lspsncv0 | ⊢ (𝜑 → ¬ ∃𝑦 ∈ 𝑆 ({ 0 } ⊊ 𝑦 ∧ 𝑦 ⊊ (𝑁‘{𝑋}))) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | df-pss 3934 | . . . . 5 ⊢ ({ 0 } ⊊ 𝑦 ↔ ({ 0 } ⊆ 𝑦 ∧ { 0 } ≠ 𝑦)) | |
| 2 | simpr 484 | . . . . . 6 ⊢ (({ 0 } ⊆ 𝑦 ∧ { 0 } ≠ 𝑦) → { 0 } ≠ 𝑦) | |
| 3 | nesym 2981 | . . . . . 6 ⊢ ({ 0 } ≠ 𝑦 ↔ ¬ 𝑦 = { 0 }) | |
| 4 | 2, 3 | sylib 218 | . . . . 5 ⊢ (({ 0 } ⊆ 𝑦 ∧ { 0 } ≠ 𝑦) → ¬ 𝑦 = { 0 }) |
| 5 | 1, 4 | sylbi 217 | . . . 4 ⊢ ({ 0 } ⊊ 𝑦 → ¬ 𝑦 = { 0 }) |
| 6 | lspsncv0.w | . . . . . . . . . . 11 ⊢ (𝜑 → 𝑊 ∈ LVec) | |
| 7 | 6 | ad2antrr 726 | . . . . . . . . . 10 ⊢ (((𝜑 ∧ 𝑦 ∈ 𝑆) ∧ 𝑦 ⊆ (𝑁‘{𝑋})) → 𝑊 ∈ LVec) |
| 8 | simplr 768 | . . . . . . . . . 10 ⊢ (((𝜑 ∧ 𝑦 ∈ 𝑆) ∧ 𝑦 ⊆ (𝑁‘{𝑋})) → 𝑦 ∈ 𝑆) | |
| 9 | lspsncv0.x | . . . . . . . . . . 11 ⊢ (𝜑 → 𝑋 ∈ 𝑉) | |
| 10 | 9 | ad2antrr 726 | . . . . . . . . . 10 ⊢ (((𝜑 ∧ 𝑦 ∈ 𝑆) ∧ 𝑦 ⊆ (𝑁‘{𝑋})) → 𝑋 ∈ 𝑉) |
| 11 | simpr 484 | . . . . . . . . . 10 ⊢ (((𝜑 ∧ 𝑦 ∈ 𝑆) ∧ 𝑦 ⊆ (𝑁‘{𝑋})) → 𝑦 ⊆ (𝑁‘{𝑋})) | |
| 12 | lspsncv0.v | . . . . . . . . . . 11 ⊢ 𝑉 = (Base‘𝑊) | |
| 13 | lspsncv0.z | . . . . . . . . . . 11 ⊢ 0 = (0g‘𝑊) | |
| 14 | lspsncv0.s | . . . . . . . . . . 11 ⊢ 𝑆 = (LSubSp‘𝑊) | |
| 15 | lspsncv0.n | . . . . . . . . . . 11 ⊢ 𝑁 = (LSpan‘𝑊) | |
| 16 | 12, 13, 14, 15 | lspsnat 21055 | . . . . . . . . . 10 ⊢ (((𝑊 ∈ LVec ∧ 𝑦 ∈ 𝑆 ∧ 𝑋 ∈ 𝑉) ∧ 𝑦 ⊆ (𝑁‘{𝑋})) → (𝑦 = (𝑁‘{𝑋}) ∨ 𝑦 = { 0 })) |
| 17 | 7, 8, 10, 11, 16 | syl31anc 1375 | . . . . . . . . 9 ⊢ (((𝜑 ∧ 𝑦 ∈ 𝑆) ∧ 𝑦 ⊆ (𝑁‘{𝑋})) → (𝑦 = (𝑁‘{𝑋}) ∨ 𝑦 = { 0 })) |
| 18 | 17 | orcomd 871 | . . . . . . . 8 ⊢ (((𝜑 ∧ 𝑦 ∈ 𝑆) ∧ 𝑦 ⊆ (𝑁‘{𝑋})) → (𝑦 = { 0 } ∨ 𝑦 = (𝑁‘{𝑋}))) |
| 19 | 18 | ord 864 | . . . . . . 7 ⊢ (((𝜑 ∧ 𝑦 ∈ 𝑆) ∧ 𝑦 ⊆ (𝑁‘{𝑋})) → (¬ 𝑦 = { 0 } → 𝑦 = (𝑁‘{𝑋}))) |
| 20 | 19 | ex 412 | . . . . . 6 ⊢ ((𝜑 ∧ 𝑦 ∈ 𝑆) → (𝑦 ⊆ (𝑁‘{𝑋}) → (¬ 𝑦 = { 0 } → 𝑦 = (𝑁‘{𝑋})))) |
| 21 | 20 | com23 86 | . . . . 5 ⊢ ((𝜑 ∧ 𝑦 ∈ 𝑆) → (¬ 𝑦 = { 0 } → (𝑦 ⊆ (𝑁‘{𝑋}) → 𝑦 = (𝑁‘{𝑋})))) |
| 22 | npss 4076 | . . . . 5 ⊢ (¬ 𝑦 ⊊ (𝑁‘{𝑋}) ↔ (𝑦 ⊆ (𝑁‘{𝑋}) → 𝑦 = (𝑁‘{𝑋}))) | |
| 23 | 21, 22 | imbitrrdi 252 | . . . 4 ⊢ ((𝜑 ∧ 𝑦 ∈ 𝑆) → (¬ 𝑦 = { 0 } → ¬ 𝑦 ⊊ (𝑁‘{𝑋}))) |
| 24 | 5, 23 | syl5 34 | . . 3 ⊢ ((𝜑 ∧ 𝑦 ∈ 𝑆) → ({ 0 } ⊊ 𝑦 → ¬ 𝑦 ⊊ (𝑁‘{𝑋}))) |
| 25 | 24 | ralrimiva 3125 | . 2 ⊢ (𝜑 → ∀𝑦 ∈ 𝑆 ({ 0 } ⊊ 𝑦 → ¬ 𝑦 ⊊ (𝑁‘{𝑋}))) |
| 26 | ralinexa 3083 | . 2 ⊢ (∀𝑦 ∈ 𝑆 ({ 0 } ⊊ 𝑦 → ¬ 𝑦 ⊊ (𝑁‘{𝑋})) ↔ ¬ ∃𝑦 ∈ 𝑆 ({ 0 } ⊊ 𝑦 ∧ 𝑦 ⊊ (𝑁‘{𝑋}))) | |
| 27 | 25, 26 | sylib 218 | 1 ⊢ (𝜑 → ¬ ∃𝑦 ∈ 𝑆 ({ 0 } ⊊ 𝑦 ∧ 𝑦 ⊊ (𝑁‘{𝑋}))) |
| Colors of variables: wff setvar class |
| Syntax hints: ¬ wn 3 → wi 4 ∧ wa 395 ∨ wo 847 = wceq 1540 ∈ wcel 2109 ≠ wne 2925 ∀wral 3044 ∃wrex 3053 ⊆ wss 3914 ⊊ wpss 3915 {csn 4589 ‘cfv 6511 Basecbs 17179 0gc0g 17402 LSubSpclss 20837 LSpanclspn 20877 LVecclvec 21009 |
| 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 5234 ax-sep 5251 ax-nul 5261 ax-pow 5320 ax-pr 5387 ax-un 7711 ax-cnex 11124 ax-resscn 11125 ax-1cn 11126 ax-icn 11127 ax-addcl 11128 ax-addrcl 11129 ax-mulcl 11130 ax-mulrcl 11131 ax-mulcom 11132 ax-addass 11133 ax-mulass 11134 ax-distr 11135 ax-i2m1 11136 ax-1ne0 11137 ax-1rid 11138 ax-rnegex 11139 ax-rrecex 11140 ax-cnre 11141 ax-pre-lttri 11142 ax-pre-lttrn 11143 ax-pre-ltadd 11144 ax-pre-mulgt0 11145 |
| 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 3354 df-reu 3355 df-rab 3406 df-v 3449 df-sbc 3754 df-csb 3863 df-dif 3917 df-un 3919 df-in 3921 df-ss 3931 df-pss 3934 df-nul 4297 df-if 4489 df-pw 4565 df-sn 4590 df-pr 4592 df-op 4596 df-uni 4872 df-int 4911 df-iun 4957 df-br 5108 df-opab 5170 df-mpt 5189 df-tr 5215 df-id 5533 df-eprel 5538 df-po 5546 df-so 5547 df-fr 5591 df-we 5593 df-xp 5644 df-rel 5645 df-cnv 5646 df-co 5647 df-dm 5648 df-rn 5649 df-res 5650 df-ima 5651 df-pred 6274 df-ord 6335 df-on 6336 df-lim 6337 df-suc 6338 df-iota 6464 df-fun 6513 df-fn 6514 df-f 6515 df-f1 6516 df-fo 6517 df-f1o 6518 df-fv 6519 df-riota 7344 df-ov 7390 df-oprab 7391 df-mpo 7392 df-om 7843 df-1st 7968 df-2nd 7969 df-tpos 8205 df-frecs 8260 df-wrecs 8291 df-recs 8340 df-rdg 8378 df-er 8671 df-en 8919 df-dom 8920 df-sdom 8921 df-pnf 11210 df-mnf 11211 df-xr 11212 df-ltxr 11213 df-le 11214 df-sub 11407 df-neg 11408 df-nn 12187 df-2 12249 df-3 12250 df-sets 17134 df-slot 17152 df-ndx 17164 df-base 17180 df-ress 17201 df-plusg 17233 df-mulr 17234 df-0g 17404 df-mgm 18567 df-sgrp 18646 df-mnd 18662 df-grp 18868 df-minusg 18869 df-sbg 18870 df-cmn 19712 df-abl 19713 df-mgp 20050 df-rng 20062 df-ur 20091 df-ring 20144 df-oppr 20246 df-dvdsr 20266 df-unit 20267 df-invr 20297 df-drng 20640 df-lmod 20768 df-lss 20838 df-lsp 20878 df-lvec 21010 |
| This theorem is referenced by: lsatcv0 39024 |
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