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| Mirrors > Home > ILE Home > Th. List > lssuni | GIF version | ||
| Description: The union of all subspaces is the vector space. (Contributed by NM, 13-Mar-2015.) |
| Ref | Expression |
|---|---|
| lssss.v | ⊢ 𝑉 = (Base‘𝑊) |
| lssss.s | ⊢ 𝑆 = (LSubSp‘𝑊) |
| lssuni.w | ⊢ (𝜑 → 𝑊 ∈ LMod) |
| Ref | Expression |
|---|---|
| lssuni | ⊢ (𝜑 → ∪ 𝑆 = 𝑉) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | lssuni.w | . . 3 ⊢ (𝜑 → 𝑊 ∈ LMod) | |
| 2 | lssss.v | . . . . . . 7 ⊢ 𝑉 = (Base‘𝑊) | |
| 3 | lssss.s | . . . . . . 7 ⊢ 𝑆 = (LSubSp‘𝑊) | |
| 4 | 2, 3 | lssssg 14436 | . . . . . 6 ⊢ ((𝑊 ∈ LMod ∧ 𝑥 ∈ 𝑆) → 𝑥 ⊆ 𝑉) |
| 5 | 4 | ralrimiva 2606 | . . . . 5 ⊢ (𝑊 ∈ LMod → ∀𝑥 ∈ 𝑆 𝑥 ⊆ 𝑉) |
| 6 | rabid2 2711 | . . . . 5 ⊢ (𝑆 = {𝑥 ∈ 𝑆 ∣ 𝑥 ⊆ 𝑉} ↔ ∀𝑥 ∈ 𝑆 𝑥 ⊆ 𝑉) | |
| 7 | 5, 6 | sylibr 134 | . . . 4 ⊢ (𝑊 ∈ LMod → 𝑆 = {𝑥 ∈ 𝑆 ∣ 𝑥 ⊆ 𝑉}) |
| 8 | 7 | unieqd 3909 | . . 3 ⊢ (𝑊 ∈ LMod → ∪ 𝑆 = ∪ {𝑥 ∈ 𝑆 ∣ 𝑥 ⊆ 𝑉}) |
| 9 | 1, 8 | syl 14 | . 2 ⊢ (𝜑 → ∪ 𝑆 = ∪ {𝑥 ∈ 𝑆 ∣ 𝑥 ⊆ 𝑉}) |
| 10 | 2, 3 | lss1 14438 | . . 3 ⊢ (𝑊 ∈ LMod → 𝑉 ∈ 𝑆) |
| 11 | unimax 3932 | . . 3 ⊢ (𝑉 ∈ 𝑆 → ∪ {𝑥 ∈ 𝑆 ∣ 𝑥 ⊆ 𝑉} = 𝑉) | |
| 12 | 1, 10, 11 | 3syl 17 | . 2 ⊢ (𝜑 → ∪ {𝑥 ∈ 𝑆 ∣ 𝑥 ⊆ 𝑉} = 𝑉) |
| 13 | 9, 12 | eqtrd 2264 | 1 ⊢ (𝜑 → ∪ 𝑆 = 𝑉) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 = wceq 1398 ∈ wcel 2202 ∀wral 2511 {crab 2515 ⊆ wss 3201 ∪ cuni 3898 ‘cfv 5333 Basecbs 13143 LModclmod 14363 LSubSpclss 14428 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-io 717 ax-5 1496 ax-7 1497 ax-gen 1498 ax-ie1 1542 ax-ie2 1543 ax-8 1553 ax-10 1554 ax-11 1555 ax-i12 1556 ax-bndl 1558 ax-4 1559 ax-17 1575 ax-i9 1579 ax-ial 1583 ax-i5r 1584 ax-13 2204 ax-14 2205 ax-ext 2213 ax-sep 4212 ax-pow 4270 ax-pr 4305 ax-un 4536 ax-cnex 8166 ax-resscn 8167 ax-1re 8169 ax-addrcl 8172 |
| This theorem depends on definitions: df-bi 117 df-3an 1007 df-tru 1401 df-nf 1510 df-sb 1811 df-eu 2082 df-mo 2083 df-clab 2218 df-cleq 2224 df-clel 2227 df-nfc 2364 df-ral 2516 df-rex 2517 df-reu 2518 df-rmo 2519 df-rab 2520 df-v 2805 df-sbc 3033 df-csb 3129 df-un 3205 df-in 3207 df-ss 3214 df-pw 3658 df-sn 3679 df-pr 3680 df-op 3682 df-uni 3899 df-int 3934 df-br 4094 df-opab 4156 df-mpt 4157 df-id 4396 df-xp 4737 df-rel 4738 df-cnv 4739 df-co 4740 df-dm 4741 df-rn 4742 df-res 4743 df-iota 5293 df-fun 5335 df-fn 5336 df-fv 5341 df-riota 5981 df-ov 6031 df-inn 9187 df-2 9245 df-3 9246 df-4 9247 df-5 9248 df-6 9249 df-ndx 13146 df-slot 13147 df-base 13149 df-plusg 13234 df-mulr 13235 df-sca 13237 df-vsca 13238 df-0g 13402 df-mgm 13500 df-sgrp 13546 df-mnd 13561 df-grp 13647 df-lmod 14365 df-lssm 14429 |
| This theorem is referenced by: (None) |
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