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| Mirrors > Home > ILE Home > Th. List > ellspsn | GIF version | ||
| Description: Member of span of the singleton of a vector. (Contributed by NM, 22-Feb-2014.) (Revised by Mario Carneiro, 19-Jun-2014.) |
| Ref | Expression |
|---|---|
| lspsn.f | ⊢ 𝐹 = (Scalar‘𝑊) |
| lspsn.k | ⊢ 𝐾 = (Base‘𝐹) |
| lspsn.v | ⊢ 𝑉 = (Base‘𝑊) |
| lspsn.t | ⊢ · = ( ·𝑠 ‘𝑊) |
| lspsn.n | ⊢ 𝑁 = (LSpan‘𝑊) |
| Ref | Expression |
|---|---|
| ellspsn | ⊢ ((𝑊 ∈ LMod ∧ 𝑋 ∈ 𝑉) → (𝑈 ∈ (𝑁‘{𝑋}) ↔ ∃𝑘 ∈ 𝐾 𝑈 = (𝑘 · 𝑋))) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | lspsn.f | . . . 4 ⊢ 𝐹 = (Scalar‘𝑊) | |
| 2 | lspsn.k | . . . 4 ⊢ 𝐾 = (Base‘𝐹) | |
| 3 | lspsn.v | . . . 4 ⊢ 𝑉 = (Base‘𝑊) | |
| 4 | lspsn.t | . . . 4 ⊢ · = ( ·𝑠 ‘𝑊) | |
| 5 | lspsn.n | . . . 4 ⊢ 𝑁 = (LSpan‘𝑊) | |
| 6 | 1, 2, 3, 4, 5 | lspsn 14454 | . . 3 ⊢ ((𝑊 ∈ LMod ∧ 𝑋 ∈ 𝑉) → (𝑁‘{𝑋}) = {𝑣 ∣ ∃𝑘 ∈ 𝐾 𝑣 = (𝑘 · 𝑋)}) |
| 7 | 6 | eleq2d 2300 | . 2 ⊢ ((𝑊 ∈ LMod ∧ 𝑋 ∈ 𝑉) → (𝑈 ∈ (𝑁‘{𝑋}) ↔ 𝑈 ∈ {𝑣 ∣ ∃𝑘 ∈ 𝐾 𝑣 = (𝑘 · 𝑋)})) |
| 8 | simpr 110 | . . . . . 6 ⊢ (((𝑊 ∈ LMod ∧ 𝑋 ∈ 𝑉) ∧ 𝑈 = (𝑘 · 𝑋)) → 𝑈 = (𝑘 · 𝑋)) | |
| 9 | vex 2804 | . . . . . . . 8 ⊢ 𝑘 ∈ V | |
| 10 | vscaslid 13269 | . . . . . . . . . 10 ⊢ ( ·𝑠 = Slot ( ·𝑠 ‘ndx) ∧ ( ·𝑠 ‘ndx) ∈ ℕ) | |
| 11 | 10 | slotex 13132 | . . . . . . . . 9 ⊢ (𝑊 ∈ LMod → ( ·𝑠 ‘𝑊) ∈ V) |
| 12 | 4, 11 | eqeltrid 2317 | . . . . . . . 8 ⊢ (𝑊 ∈ LMod → · ∈ V) |
| 13 | simpr 110 | . . . . . . . 8 ⊢ ((𝑊 ∈ LMod ∧ 𝑋 ∈ 𝑉) → 𝑋 ∈ 𝑉) | |
| 14 | ovexg 6057 | . . . . . . . 8 ⊢ ((𝑘 ∈ V ∧ · ∈ V ∧ 𝑋 ∈ 𝑉) → (𝑘 · 𝑋) ∈ V) | |
| 15 | 9, 12, 13, 14 | mp3an2ani 1380 | . . . . . . 7 ⊢ ((𝑊 ∈ LMod ∧ 𝑋 ∈ 𝑉) → (𝑘 · 𝑋) ∈ V) |
| 16 | 15 | adantr 276 | . . . . . 6 ⊢ (((𝑊 ∈ LMod ∧ 𝑋 ∈ 𝑉) ∧ 𝑈 = (𝑘 · 𝑋)) → (𝑘 · 𝑋) ∈ V) |
| 17 | 8, 16 | eqeltrd 2307 | . . . . 5 ⊢ (((𝑊 ∈ LMod ∧ 𝑋 ∈ 𝑉) ∧ 𝑈 = (𝑘 · 𝑋)) → 𝑈 ∈ V) |
| 18 | 17 | ex 115 | . . . 4 ⊢ ((𝑊 ∈ LMod ∧ 𝑋 ∈ 𝑉) → (𝑈 = (𝑘 · 𝑋) → 𝑈 ∈ V)) |
| 19 | 18 | rexlimdvw 2653 | . . 3 ⊢ ((𝑊 ∈ LMod ∧ 𝑋 ∈ 𝑉) → (∃𝑘 ∈ 𝐾 𝑈 = (𝑘 · 𝑋) → 𝑈 ∈ V)) |
| 20 | eqeq1 2237 | . . . . 5 ⊢ (𝑣 = 𝑈 → (𝑣 = (𝑘 · 𝑋) ↔ 𝑈 = (𝑘 · 𝑋))) | |
| 21 | 20 | rexbidv 2532 | . . . 4 ⊢ (𝑣 = 𝑈 → (∃𝑘 ∈ 𝐾 𝑣 = (𝑘 · 𝑋) ↔ ∃𝑘 ∈ 𝐾 𝑈 = (𝑘 · 𝑋))) |
| 22 | 21 | elab3g 2956 | . . 3 ⊢ ((∃𝑘 ∈ 𝐾 𝑈 = (𝑘 · 𝑋) → 𝑈 ∈ V) → (𝑈 ∈ {𝑣 ∣ ∃𝑘 ∈ 𝐾 𝑣 = (𝑘 · 𝑋)} ↔ ∃𝑘 ∈ 𝐾 𝑈 = (𝑘 · 𝑋))) |
| 23 | 19, 22 | syl 14 | . 2 ⊢ ((𝑊 ∈ LMod ∧ 𝑋 ∈ 𝑉) → (𝑈 ∈ {𝑣 ∣ ∃𝑘 ∈ 𝐾 𝑣 = (𝑘 · 𝑋)} ↔ ∃𝑘 ∈ 𝐾 𝑈 = (𝑘 · 𝑋))) |
| 24 | 7, 23 | bitrd 188 | 1 ⊢ ((𝑊 ∈ LMod ∧ 𝑋 ∈ 𝑉) → (𝑈 ∈ (𝑁‘{𝑋}) ↔ ∃𝑘 ∈ 𝐾 𝑈 = (𝑘 · 𝑋))) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 ∧ wa 104 ↔ wb 105 = wceq 1397 ∈ wcel 2201 {cab 2216 ∃wrex 2510 Vcvv 2801 {csn 3670 ‘cfv 5328 (class class class)co 6023 Basecbs 13105 Scalarcsca 13186 ·𝑠 cvsca 13187 LModclmod 14325 LSpanclspn 14424 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-in1 619 ax-in2 620 ax-io 716 ax-5 1495 ax-7 1496 ax-gen 1497 ax-ie1 1541 ax-ie2 1542 ax-8 1552 ax-10 1553 ax-11 1554 ax-i12 1555 ax-bndl 1557 ax-4 1558 ax-17 1574 ax-i9 1578 ax-ial 1582 ax-i5r 1583 ax-13 2203 ax-14 2204 ax-ext 2212 ax-coll 4205 ax-sep 4208 ax-pow 4266 ax-pr 4301 ax-un 4532 ax-setind 4637 ax-cnex 8128 ax-resscn 8129 ax-1cn 8130 ax-1re 8131 ax-icn 8132 ax-addcl 8133 ax-addrcl 8134 ax-mulcl 8135 ax-addcom 8137 ax-addass 8139 ax-i2m1 8142 ax-0lt1 8143 ax-0id 8145 ax-rnegex 8146 ax-pre-ltirr 8149 ax-pre-ltadd 8153 |
| This theorem depends on definitions: df-bi 117 df-3an 1006 df-tru 1400 df-fal 1403 df-nf 1509 df-sb 1810 df-eu 2081 df-mo 2082 df-clab 2217 df-cleq 2223 df-clel 2226 df-nfc 2362 df-ne 2402 df-nel 2497 df-ral 2514 df-rex 2515 df-reu 2516 df-rmo 2517 df-rab 2518 df-v 2803 df-sbc 3031 df-csb 3127 df-dif 3201 df-un 3203 df-in 3205 df-ss 3212 df-nul 3494 df-pw 3655 df-sn 3676 df-pr 3677 df-op 3679 df-uni 3895 df-int 3930 df-iun 3973 df-br 4090 df-opab 4152 df-mpt 4153 df-id 4392 df-xp 4733 df-rel 4734 df-cnv 4735 df-co 4736 df-dm 4737 df-rn 4738 df-res 4739 df-ima 4740 df-iota 5288 df-fun 5330 df-fn 5331 df-f 5332 df-f1 5333 df-fo 5334 df-f1o 5335 df-fv 5336 df-riota 5976 df-ov 6026 df-oprab 6027 df-mpo 6028 df-1st 6308 df-2nd 6309 df-pnf 8221 df-mnf 8222 df-ltxr 8224 df-inn 9149 df-2 9207 df-3 9208 df-4 9209 df-5 9210 df-6 9211 df-ndx 13108 df-slot 13109 df-base 13111 df-sets 13112 df-plusg 13196 df-mulr 13197 df-sca 13199 df-vsca 13200 df-0g 13364 df-mgm 13462 df-sgrp 13508 df-mnd 13523 df-grp 13609 df-minusg 13610 df-sbg 13611 df-mgp 13958 df-ur 13997 df-ring 14035 df-lmod 14327 df-lssm 14391 df-lsp 14425 |
| This theorem is referenced by: lspsnss2 14457 rspsn 14572 |
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