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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 31777 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 21059 | . . 3 ⊢ ((𝑊 ∈ LMod ∧ 𝑈 ∈ 𝑆 ∧ 𝑋 ∈ 𝑈) → (𝑁‘{𝑋}) ⊆ 𝑈) |
| 7 | 1, 2, 3, 6 | syl3anc 1392 | . 2 ⊢ (𝜑 → (𝑁‘{𝑋}) ⊆ 𝑈) |
| 8 | ellspsn3.y | . 2 ⊢ (𝜑 → 𝑌 ∈ (𝑁‘{𝑋})) | |
| 9 | 7, 8 | sseldd 3939 | 1 ⊢ (𝜑 → 𝑌 ∈ 𝑈) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 = wceq 1562 ∈ wcel 2144 ⊆ wss 3906 {csn 4584 ‘cfv 6523 LModclmod 20929 LSubSpclss 21000 LSpanclspn 21040 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1817 ax-4 1831 ax-5 1932 ax-6 1989 ax-7 2030 ax-8 2146 ax-9 2154 ax-10 2177 ax-11 2193 ax-12 2214 ax-ext 2736 ax-rep 5229 ax-sep 5248 ax-nul 5258 ax-pow 5324 ax-pr 5392 |
| This theorem depends on definitions: df-bi 209 df-an 400 df-or 859 df-3an 1101 df-tru 1565 df-fal 1575 df-ex 1802 df-nf 1806 df-sb 2093 df-mo 2568 df-eu 2598 df-clab 2743 df-cleq 2756 df-clel 2839 df-nfc 2913 df-ne 2960 df-ral 3079 df-rex 3089 df-rmo 3369 df-reu 3370 df-rab 3417 df-v 3458 df-sbc 3747 df-csb 3855 df-dif 3909 df-un 3911 df-in 3913 df-ss 3923 df-nul 4288 df-if 4483 df-pw 4559 df-sn 4585 df-pr 4587 df-op 4591 df-uni 4868 df-int 4908 df-iun 4953 df-br 5103 df-opab 5165 df-mpt 5184 df-id 5544 df-xp 5655 df-rel 5656 df-cnv 5657 df-co 5658 df-dm 5659 df-rn 5660 df-res 5661 df-ima 5662 df-iota 6479 df-fun 6525 df-fn 6526 df-f 6527 df-f1 6528 df-fo 6529 df-f1o 6530 df-fv 6531 df-riota 7355 df-ov 7401 df-0g 17472 df-mgm 18676 df-sgrp 18755 df-mnd 18771 df-grp 18980 df-lmod 20931 df-lss 21001 df-lsp 21041 |
| This theorem is referenced by: ellspsn4 21196 |
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