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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 32207 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 21298 | . . 3 ⊢ ((𝑊 ∈ LMod ∧ 𝑈 ∈ 𝑆 ∧ 𝑋 ∈ 𝑈) → (𝑁‘{𝑋}) ⊆ 𝑈) |
| 7 | 1, 2, 3, 6 | syl3anc 1399 | . 2 ⊢ (𝜑 → (𝑁‘{𝑋}) ⊆ 𝑈) |
| 8 | ellspsn3.y | . 2 ⊢ (𝜑 → 𝑌 ∈ (𝑁‘{𝑋})) | |
| 9 | 7, 8 | sseldd 3914 | 1 ⊢ (𝜑 → 𝑌 ∈ 𝑈) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 = wceq 1570 ∈ wcel 2147 ⊆ wss 3900 {csn 4588 ‘cfv 6561 LModclmod 21168 LSubSpclss 21239 LSpanclspn 21279 |
| 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 1945 ax-6 2002 ax-7 2043 ax-8 2149 ax-9 2157 ax-10 2180 ax-11 2197 ax-12 2216 ax-ext 2735 ax-rep 5236 ax-sep 5253 ax-nul 5264 ax-pow 5332 ax-pr 5396 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-nf 1817 df-sb 2102 df-mo 2567 df-eu 2597 df-clab 2742 df-cleq 2755 df-clel 2839 df-nfc 2913 df-ne 2960 df-ral 3081 df-rex 3091 df-rmo 3369 df-reu 3370 df-rab 3417 df-v 3456 df-sbc 3743 df-csb 3852 df-ss 3901 df-dif 4050 df-in 4094 df-un 4154 df-nul 4282 df-if 4486 df-pw 4562 df-sn 4589 df-pr 4591 df-op 4839 df-uni 4871 df-int 4911 df-iun 4956 df-br 5107 df-opab 5172 df-mpt 5191 df-id 5551 df-xp 5662 df-rel 5663 df-cnv 5664 df-co 5665 df-dm 5666 df-rn 5667 df-res 5668 df-ima 5669 df-iota 6515 df-fun 6563 df-fn 6564 df-f 6565 df-f1 6566 df-fo 6567 df-f1o 6568 df-fv 6569 df-riota 7403 df-ov 7449 df-0g 17644 df-mgm 18848 df-sgrp 18940 df-mnd 18956 df-grp 19179 df-lmod 21170 df-lss 21240 df-lsp 21280 |
| This theorem is used by: ellspsn4 21435 |
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