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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 31666 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 20958 | . . 3 ⊢ ((𝑊 ∈ LMod ∧ 𝑈 ∈ 𝑆 ∧ 𝑋 ∈ 𝑈) → (𝑁‘{𝑋}) ⊆ 𝑈) |
| 7 | 1, 2, 3, 6 | syl3anc 1374 | . 2 ⊢ (𝜑 → (𝑁‘{𝑋}) ⊆ 𝑈) |
| 8 | ellspsn3.y | . 2 ⊢ (𝜑 → 𝑌 ∈ (𝑁‘{𝑋})) | |
| 9 | 7, 8 | sseldd 3936 | 1 ⊢ (𝜑 → 𝑌 ∈ 𝑈) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 = wceq 1542 ∈ wcel 2114 ⊆ wss 3903 {csn 4582 ‘cfv 6502 LModclmod 20828 LSubSpclss 20899 LSpanclspn 20939 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-10 2147 ax-11 2163 ax-12 2185 ax-ext 2709 ax-rep 5226 ax-sep 5245 ax-nul 5255 ax-pow 5314 ax-pr 5381 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3an 1089 df-tru 1545 df-fal 1555 df-ex 1782 df-nf 1786 df-sb 2069 df-mo 2540 df-eu 2570 df-clab 2716 df-cleq 2729 df-clel 2812 df-nfc 2886 df-ne 2934 df-ral 3053 df-rex 3063 df-rmo 3352 df-reu 3353 df-rab 3402 df-v 3444 df-sbc 3743 df-csb 3852 df-dif 3906 df-un 3908 df-in 3910 df-ss 3920 df-nul 4288 df-if 4482 df-pw 4558 df-sn 4583 df-pr 4585 df-op 4589 df-uni 4866 df-int 4905 df-iun 4950 df-br 5101 df-opab 5163 df-mpt 5182 df-id 5529 df-xp 5640 df-rel 5641 df-cnv 5642 df-co 5643 df-dm 5644 df-rn 5645 df-res 5646 df-ima 5647 df-iota 6458 df-fun 6504 df-fn 6505 df-f 6506 df-f1 6507 df-fo 6508 df-f1o 6509 df-fv 6510 df-riota 7327 df-ov 7373 df-0g 17375 df-mgm 18579 df-sgrp 18658 df-mnd 18674 df-grp 18883 df-lmod 20830 df-lss 20900 df-lsp 20940 |
| This theorem is referenced by: ellspsn4 21096 |
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