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Mirrors > Home > MPE Home > Th. List > lspsnss | Structured version Visualization version GIF version |
Description: The span of the singleton of a subspace member is included in the subspace. (spansnss 29834 analog.) (Contributed by NM, 9-Apr-2014.) (Revised by Mario Carneiro, 4-Sep-2014.) |
Ref | Expression |
---|---|
lspsnss.s | ⊢ 𝑆 = (LSubSp‘𝑊) |
lspsnss.n | ⊢ 𝑁 = (LSpan‘𝑊) |
Ref | Expression |
---|---|
lspsnss | ⊢ ((𝑊 ∈ LMod ∧ 𝑈 ∈ 𝑆 ∧ 𝑋 ∈ 𝑈) → (𝑁‘{𝑋}) ⊆ 𝑈) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | snssi 4738 | . 2 ⊢ (𝑋 ∈ 𝑈 → {𝑋} ⊆ 𝑈) | |
2 | lspsnss.s | . . 3 ⊢ 𝑆 = (LSubSp‘𝑊) | |
3 | lspsnss.n | . . 3 ⊢ 𝑁 = (LSpan‘𝑊) | |
4 | 2, 3 | lspssp 20165 | . 2 ⊢ ((𝑊 ∈ LMod ∧ 𝑈 ∈ 𝑆 ∧ {𝑋} ⊆ 𝑈) → (𝑁‘{𝑋}) ⊆ 𝑈) |
5 | 1, 4 | syl3an3 1163 | 1 ⊢ ((𝑊 ∈ LMod ∧ 𝑈 ∈ 𝑆 ∧ 𝑋 ∈ 𝑈) → (𝑁‘{𝑋}) ⊆ 𝑈) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ w3a 1085 = wceq 1539 ∈ wcel 2108 ⊆ wss 3883 {csn 4558 ‘cfv 6418 LModclmod 20038 LSubSpclss 20108 LSpanclspn 20148 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1799 ax-4 1813 ax-5 1914 ax-6 1972 ax-7 2012 ax-8 2110 ax-9 2118 ax-10 2139 ax-11 2156 ax-12 2173 ax-ext 2709 ax-rep 5205 ax-sep 5218 ax-nul 5225 ax-pow 5283 ax-pr 5347 |
This theorem depends on definitions: df-bi 206 df-an 396 df-or 844 df-3an 1087 df-tru 1542 df-fal 1552 df-ex 1784 df-nf 1788 df-sb 2069 df-mo 2540 df-eu 2569 df-clab 2716 df-cleq 2730 df-clel 2817 df-nfc 2888 df-ne 2943 df-ral 3068 df-rex 3069 df-reu 3070 df-rmo 3071 df-rab 3072 df-v 3424 df-sbc 3712 df-csb 3829 df-dif 3886 df-un 3888 df-in 3890 df-ss 3900 df-nul 4254 df-if 4457 df-pw 4532 df-sn 4559 df-pr 4561 df-op 4565 df-uni 4837 df-int 4877 df-iun 4923 df-br 5071 df-opab 5133 df-mpt 5154 df-id 5480 df-xp 5586 df-rel 5587 df-cnv 5588 df-co 5589 df-dm 5590 df-rn 5591 df-res 5592 df-ima 5593 df-iota 6376 df-fun 6420 df-fn 6421 df-f 6422 df-f1 6423 df-fo 6424 df-f1o 6425 df-fv 6426 df-riota 7212 df-ov 7258 df-0g 17069 df-mgm 18241 df-sgrp 18290 df-mnd 18301 df-grp 18495 df-lmod 20040 df-lss 20109 df-lsp 20149 |
This theorem is referenced by: lspsnel3 20168 lspsnel6 20171 |
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