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| Mirrors > Home > MPE Home > Th. List > lsppr0 | Structured version Visualization version GIF version | ||
| Description: The span of a vector paired with zero equals the span of the singleton of the vector. (Contributed by NM, 29-Aug-2014.) |
| Ref | Expression |
|---|---|
| lsppr0.v | ⊢ 𝑉 = (Base‘𝑊) |
| lsppr0.z | ⊢ 0 = (0g‘𝑊) |
| lsppr0.n | ⊢ 𝑁 = (LSpan‘𝑊) |
| lsppr0.w | ⊢ (𝜑 → 𝑊 ∈ LMod) |
| lsppr0.x | ⊢ (𝜑 → 𝑋 ∈ 𝑉) |
| Ref | Expression |
|---|---|
| lsppr0 | ⊢ (𝜑 → (𝑁‘{𝑋, 0 }) = (𝑁‘{𝑋})) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | lsppr0.v | . . 3 ⊢ 𝑉 = (Base‘𝑊) | |
| 2 | lsppr0.n | . . 3 ⊢ 𝑁 = (LSpan‘𝑊) | |
| 3 | eqid 2765 | . . 3 ⊢ (LSSum‘𝑊) = (LSSum‘𝑊) | |
| 4 | lsppr0.w | . . 3 ⊢ (𝜑 → 𝑊 ∈ LMod) | |
| 5 | lsppr0.x | . . 3 ⊢ (𝜑 → 𝑋 ∈ 𝑉) | |
| 6 | lsppr0.z | . . . . 5 ⊢ 0 = (0g‘𝑊) | |
| 7 | 1, 6 | lmod0vcl 21042 | . . . 4 ⊢ (𝑊 ∈ LMod → 0 ∈ 𝑉) |
| 8 | 4, 7 | syl 18 | . . 3 ⊢ (𝜑 → 0 ∈ 𝑉) |
| 9 | 1, 2, 3, 4, 5, 8 | lsmpr 21240 | . 2 ⊢ (𝜑 → (𝑁‘{𝑋, 0 }) = ((𝑁‘{𝑋})(LSSum‘𝑊)(𝑁‘{ 0 }))) |
| 10 | 6, 2 | lspsn0 21159 | . . . 4 ⊢ (𝑊 ∈ LMod → (𝑁‘{ 0 }) = { 0 }) |
| 11 | 4, 10 | syl 18 | . . 3 ⊢ (𝜑 → (𝑁‘{ 0 }) = { 0 }) |
| 12 | 11 | oveq2d 7432 | . 2 ⊢ (𝜑 → ((𝑁‘{𝑋})(LSSum‘𝑊)(𝑁‘{ 0 })) = ((𝑁‘{𝑋})(LSSum‘𝑊){ 0 })) |
| 13 | 1, 2 | lspsnsubg 21131 | . . . 4 ⊢ ((𝑊 ∈ LMod ∧ 𝑋 ∈ 𝑉) → (𝑁‘{𝑋}) ∈ (SubGrp‘𝑊)) |
| 14 | 4, 5, 13 | syl2anc 596 | . . 3 ⊢ (𝜑 → (𝑁‘{𝑋}) ∈ (SubGrp‘𝑊)) |
| 15 | 6, 3 | lsm01 19765 | . . 3 ⊢ ((𝑁‘{𝑋}) ∈ (SubGrp‘𝑊) → ((𝑁‘{𝑋})(LSSum‘𝑊){ 0 }) = (𝑁‘{𝑋})) |
| 16 | 14, 15 | syl 18 | . 2 ⊢ (𝜑 → ((𝑁‘{𝑋})(LSSum‘𝑊){ 0 }) = (𝑁‘{𝑋})) |
| 17 | 9, 12, 16 | 3eqtrd 2804 | 1 ⊢ (𝜑 → (𝑁‘{𝑋, 0 }) = (𝑁‘{𝑋})) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 = wceq 1570 ∈ wcel 2146 {csn 4591 {cpr 4593 ‘cfv 6540 (class class class)co 7416 Basecbs 17287 0gc0g 17510 SubGrpcsubg 19210 LSSumclsm 19728 LModclmod 21011 LSpanclspn 21122 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1943 ax-6 2000 ax-7 2041 ax-8 2148 ax-9 2156 ax-10 2179 ax-11 2195 ax-12 2216 ax-ext 2737 ax-rep 5240 ax-sep 5259 ax-nul 5271 ax-pow 5338 ax-pr 5406 ax-un 7738 ax-cnex 11167 ax-resscn 11168 ax-1cn 11169 ax-icn 11170 ax-addcl 11171 ax-addrcl 11172 ax-mulcl 11173 ax-mulrcl 11174 ax-mulcom 11175 ax-addass 11176 ax-mulass 11177 ax-distr 11178 ax-i2m1 11179 ax-1ne0 11180 ax-1rid 11181 ax-rnegex 11182 ax-rrecex 11183 ax-cnre 11184 ax-pre-lttri 11185 ax-pre-lttrn 11186 ax-pre-ltadd 11187 ax-pre-mulgt0 11188 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-nf 1817 df-sb 2100 df-mo 2569 df-eu 2599 df-clab 2744 df-cleq 2757 df-clel 2840 df-nfc 2914 df-ne 2961 df-nel 3067 df-ral 3082 df-rex 3092 df-rmo 3371 df-reu 3372 df-rab 3419 df-v 3459 df-sbc 3747 df-csb 3855 df-dif 3909 df-un 3911 df-in 3913 df-ss 3923 df-pss 3926 df-nul 4287 df-if 4490 df-pw 4566 df-sn 4592 df-pr 4594 df-op 4598 df-uni 4875 df-int 4915 df-iun 4960 df-br 5112 df-opab 5176 df-mpt 5195 df-tr 5221 df-id 5558 df-eprel 5563 df-po 5571 df-so 5572 df-fr 5616 df-we 5618 df-xp 5669 df-rel 5670 df-cnv 5671 df-co 5672 df-dm 5673 df-rn 5674 df-res 5675 df-ima 5676 df-pred 6306 df-ord 6367 df-on 6368 df-lim 6369 df-suc 6370 df-iota 6496 df-fun 6542 df-fn 6543 df-f 6544 df-f1 6545 df-fo 6546 df-f1o 6547 df-fv 6548 df-riota 7373 df-ov 7419 df-oprab 7420 df-mpo 7421 df-om 7865 df-1st 7988 df-2nd 7989 df-frecs 8280 df-wrecs 8311 df-recs 8360 df-rdg 8399 df-er 8696 df-en 8946 df-dom 8947 df-sdom 8948 df-pnf 11256 df-mnf 11257 df-xr 11258 df-ltxr 11259 df-le 11260 df-sub 11454 df-neg 11455 df-nn 12245 df-2 12314 df-sets 17242 df-slot 17260 df-ndx 17272 df-base 17288 df-ress 17309 df-plusg 17341 df-0g 17512 df-mgm 18716 df-sgrp 18799 df-mnd 18815 df-submnd 18866 df-grp 19027 df-minusg 19028 df-sbg 19029 df-subg 19213 df-cntz 19411 df-lsm 19730 df-cmn 19876 df-abl 19877 df-mgp 20241 df-rng 20255 df-ur 20288 df-ring 20341 df-lmod 21013 df-lss 21083 df-lsp 21123 |
| This theorem is used by: lspfixed 21282 dihprrn 42233 dvh3dim 42253 mapdindp2 42528 hdmap11lem2 42649 |
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