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| Mirrors > Home > MPE Home > Th. List > ellspsn3 | Structured version Visualization version GIF version | ||
| Description: A member of the span of the singleton of a vector is a member of a subspace containing the vector. (elspansn3 31507 analog.) (Contributed by NM, 4-Jul-2014.) |
| Ref | Expression |
|---|---|
| lspsnss.s | ⊢ 𝑆 = (LSubSp‘𝑊) |
| lspsnss.n | ⊢ 𝑁 = (LSpan‘𝑊) |
| ellspsn3.w | ⊢ (𝜑 → 𝑊 ∈ LMod) |
| ellspsn3.u | ⊢ (𝜑 → 𝑈 ∈ 𝑆) |
| ellspsn3.x | ⊢ (𝜑 → 𝑋 ∈ 𝑈) |
| ellspsn3.y | ⊢ (𝜑 → 𝑌 ∈ (𝑁‘{𝑋})) |
| Ref | Expression |
|---|---|
| ellspsn3 | ⊢ (𝜑 → 𝑌 ∈ 𝑈) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | ellspsn3.w | . . 3 ⊢ (𝜑 → 𝑊 ∈ LMod) | |
| 2 | ellspsn3.u | . . 3 ⊢ (𝜑 → 𝑈 ∈ 𝑆) | |
| 3 | ellspsn3.x | . . 3 ⊢ (𝜑 → 𝑋 ∈ 𝑈) | |
| 4 | lspsnss.s | . . . 4 ⊢ 𝑆 = (LSubSp‘𝑊) | |
| 5 | lspsnss.n | . . . 4 ⊢ 𝑁 = (LSpan‘𝑊) | |
| 6 | 4, 5 | lspsnss 20902 | . . 3 ⊢ ((𝑊 ∈ LMod ∧ 𝑈 ∈ 𝑆 ∧ 𝑋 ∈ 𝑈) → (𝑁‘{𝑋}) ⊆ 𝑈) |
| 7 | 1, 2, 3, 6 | syl3anc 1373 | . 2 ⊢ (𝜑 → (𝑁‘{𝑋}) ⊆ 𝑈) |
| 8 | ellspsn3.y | . 2 ⊢ (𝜑 → 𝑌 ∈ (𝑁‘{𝑋})) | |
| 9 | 7, 8 | sseldd 3949 | 1 ⊢ (𝜑 → 𝑌 ∈ 𝑈) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 = wceq 1540 ∈ wcel 2109 ⊆ wss 3916 {csn 4591 ‘cfv 6513 LModclmod 20772 LSubSpclss 20843 LSpanclspn 20883 |
| 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 2702 ax-rep 5236 ax-sep 5253 ax-nul 5263 ax-pow 5322 ax-pr 5389 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3an 1088 df-tru 1543 df-fal 1553 df-ex 1780 df-nf 1784 df-sb 2066 df-mo 2534 df-eu 2563 df-clab 2709 df-cleq 2722 df-clel 2804 df-nfc 2879 df-ne 2927 df-ral 3046 df-rex 3055 df-rmo 3356 df-reu 3357 df-rab 3409 df-v 3452 df-sbc 3756 df-csb 3865 df-dif 3919 df-un 3921 df-in 3923 df-ss 3933 df-nul 4299 df-if 4491 df-pw 4567 df-sn 4592 df-pr 4594 df-op 4598 df-uni 4874 df-int 4913 df-iun 4959 df-br 5110 df-opab 5172 df-mpt 5191 df-id 5535 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-iota 6466 df-fun 6515 df-fn 6516 df-f 6517 df-f1 6518 df-fo 6519 df-f1o 6520 df-fv 6521 df-riota 7346 df-ov 7392 df-0g 17410 df-mgm 18573 df-sgrp 18652 df-mnd 18668 df-grp 18874 df-lmod 20774 df-lss 20844 df-lsp 20884 |
| This theorem is referenced by: ellspsn4 21040 |
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