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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 31663 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 20983 | . . 3 ⊢ ((𝑊 ∈ LMod ∧ 𝑈 ∈ 𝑆 ∧ 𝑋 ∈ 𝑈) → (𝑁‘{𝑋}) ⊆ 𝑈) |
| 7 | 1, 2, 3, 6 | syl3anc 1380 | . 2 ⊢ (𝜑 → (𝑁‘{𝑋}) ⊆ 𝑈) |
| 8 | ellspsn3.y | . 2 ⊢ (𝜑 → 𝑌 ∈ (𝑁‘{𝑋})) | |
| 9 | 7, 8 | sseldd 3917 | 1 ⊢ (𝜑 → 𝑌 ∈ 𝑈) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 = wceq 1548 ∈ wcel 2121 ⊆ wss 3884 {csn 4557 ‘cfv 6488 LModclmod 20853 LSubSpclss 20924 LSpanclspn 20964 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1803 ax-4 1817 ax-5 1918 ax-6 1975 ax-7 2016 ax-8 2123 ax-9 2131 ax-10 2154 ax-11 2170 ax-12 2191 ax-ext 2713 ax-rep 5201 ax-sep 5220 ax-nul 5230 ax-pow 5296 ax-pr 5364 |
| This theorem depends on definitions: df-bi 209 df-an 398 df-or 855 df-3an 1095 df-tru 1551 df-fal 1561 df-ex 1788 df-nf 1792 df-sb 2075 df-mo 2545 df-eu 2575 df-clab 2720 df-cleq 2733 df-clel 2816 df-nfc 2890 df-ne 2937 df-ral 3056 df-rex 3066 df-rmo 3346 df-reu 3347 df-rab 3394 df-v 3435 df-sbc 3725 df-csb 3833 df-dif 3887 df-un 3889 df-in 3891 df-ss 3901 df-nul 4264 df-if 4457 df-pw 4533 df-sn 4558 df-pr 4560 df-op 4564 df-uni 4841 df-int 4880 df-iun 4925 df-br 5075 df-opab 5137 df-mpt 5156 df-id 5515 df-xp 5626 df-rel 5627 df-cnv 5628 df-co 5629 df-dm 5630 df-rn 5631 df-res 5632 df-ima 5633 df-iota 6444 df-fun 6490 df-fn 6491 df-f 6492 df-f1 6493 df-fo 6494 df-f1o 6495 df-fv 6496 df-riota 7316 df-ov 7362 df-0g 17399 df-mgm 18603 df-sgrp 18682 df-mnd 18698 df-grp 18907 df-lmod 20855 df-lss 20925 df-lsp 20965 |
| This theorem is referenced by: ellspsn4 21120 |
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