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| Mirrors > Home > ILE Home > Th. List > lspf | GIF version | ||
| Description: The span function on a left module maps subsets to subspaces. (Contributed by Stefan O'Rear, 12-Dec-2014.) |
| Ref | Expression |
|---|---|
| lspval.v | ⊢ 𝑉 = (Base‘𝑊) |
| lspval.s | ⊢ 𝑆 = (LSubSp‘𝑊) |
| lspval.n | ⊢ 𝑁 = (LSpan‘𝑊) |
| Ref | Expression |
|---|---|
| lspf | ⊢ (𝑊 ∈ LMod → 𝑁:𝒫 𝑉⟶𝑆) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | lspval.v | . . 3 ⊢ 𝑉 = (Base‘𝑊) | |
| 2 | lspval.s | . . 3 ⊢ 𝑆 = (LSubSp‘𝑊) | |
| 3 | lspval.n | . . 3 ⊢ 𝑁 = (LSpan‘𝑊) | |
| 4 | 1, 2, 3 | lspfval 14426 | . 2 ⊢ (𝑊 ∈ LMod → 𝑁 = (𝑠 ∈ 𝒫 𝑉 ↦ ∩ {𝑝 ∈ 𝑆 ∣ 𝑠 ⊆ 𝑝})) |
| 5 | simpl 109 | . . 3 ⊢ ((𝑊 ∈ LMod ∧ 𝑠 ∈ 𝒫 𝑉) → 𝑊 ∈ LMod) | |
| 6 | ssrab2 3311 | . . . 4 ⊢ {𝑝 ∈ 𝑆 ∣ 𝑠 ⊆ 𝑝} ⊆ 𝑆 | |
| 7 | 6 | a1i 9 | . . 3 ⊢ ((𝑊 ∈ LMod ∧ 𝑠 ∈ 𝒫 𝑉) → {𝑝 ∈ 𝑆 ∣ 𝑠 ⊆ 𝑝} ⊆ 𝑆) |
| 8 | 1, 2 | lss1 14400 | . . . . 5 ⊢ (𝑊 ∈ LMod → 𝑉 ∈ 𝑆) |
| 9 | elpwi 3662 | . . . . 5 ⊢ (𝑠 ∈ 𝒫 𝑉 → 𝑠 ⊆ 𝑉) | |
| 10 | sseq2 3250 | . . . . . 6 ⊢ (𝑝 = 𝑉 → (𝑠 ⊆ 𝑝 ↔ 𝑠 ⊆ 𝑉)) | |
| 11 | 10 | rspcev 2909 | . . . . 5 ⊢ ((𝑉 ∈ 𝑆 ∧ 𝑠 ⊆ 𝑉) → ∃𝑝 ∈ 𝑆 𝑠 ⊆ 𝑝) |
| 12 | 8, 9, 11 | syl2an 289 | . . . 4 ⊢ ((𝑊 ∈ LMod ∧ 𝑠 ∈ 𝒫 𝑉) → ∃𝑝 ∈ 𝑆 𝑠 ⊆ 𝑝) |
| 13 | rabn0m 3521 | . . . 4 ⊢ (∃𝑗 𝑗 ∈ {𝑝 ∈ 𝑆 ∣ 𝑠 ⊆ 𝑝} ↔ ∃𝑝 ∈ 𝑆 𝑠 ⊆ 𝑝) | |
| 14 | 12, 13 | sylibr 134 | . . 3 ⊢ ((𝑊 ∈ LMod ∧ 𝑠 ∈ 𝒫 𝑉) → ∃𝑗 𝑗 ∈ {𝑝 ∈ 𝑆 ∣ 𝑠 ⊆ 𝑝}) |
| 15 | 2 | lssintclm 14422 | . . 3 ⊢ ((𝑊 ∈ LMod ∧ {𝑝 ∈ 𝑆 ∣ 𝑠 ⊆ 𝑝} ⊆ 𝑆 ∧ ∃𝑗 𝑗 ∈ {𝑝 ∈ 𝑆 ∣ 𝑠 ⊆ 𝑝}) → ∩ {𝑝 ∈ 𝑆 ∣ 𝑠 ⊆ 𝑝} ∈ 𝑆) |
| 16 | 5, 7, 14, 15 | syl3anc 1273 | . 2 ⊢ ((𝑊 ∈ LMod ∧ 𝑠 ∈ 𝒫 𝑉) → ∩ {𝑝 ∈ 𝑆 ∣ 𝑠 ⊆ 𝑝} ∈ 𝑆) |
| 17 | 4, 16 | fmpt3d 5806 | 1 ⊢ (𝑊 ∈ LMod → 𝑁:𝒫 𝑉⟶𝑆) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 ∧ wa 104 = wceq 1397 ∃wex 1540 ∈ wcel 2201 ∃wrex 2510 {crab 2513 ⊆ wss 3199 𝒫 cpw 3653 ∩ cint 3929 ⟶wf 5324 ‘cfv 5328 Basecbs 13105 LModclmod 14325 LSubSpclss 14390 LSpanclspn 14424 |
| 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-in1 619 ax-in2 620 ax-io 716 ax-5 1495 ax-7 1496 ax-gen 1497 ax-ie1 1541 ax-ie2 1542 ax-8 1552 ax-10 1553 ax-11 1554 ax-i12 1555 ax-bndl 1557 ax-4 1558 ax-17 1574 ax-i9 1578 ax-ial 1582 ax-i5r 1583 ax-13 2203 ax-14 2204 ax-ext 2212 ax-coll 4205 ax-sep 4208 ax-pow 4266 ax-pr 4301 ax-un 4532 ax-setind 4637 ax-cnex 8128 ax-resscn 8129 ax-1cn 8130 ax-1re 8131 ax-icn 8132 ax-addcl 8133 ax-addrcl 8134 ax-mulcl 8135 ax-addcom 8137 ax-addass 8139 ax-i2m1 8142 ax-0lt1 8143 ax-0id 8145 ax-rnegex 8146 ax-pre-ltirr 8149 ax-pre-ltadd 8153 |
| This theorem depends on definitions: df-bi 117 df-3an 1006 df-tru 1400 df-fal 1403 df-nf 1509 df-sb 1810 df-eu 2081 df-mo 2082 df-clab 2217 df-cleq 2223 df-clel 2226 df-nfc 2362 df-ne 2402 df-nel 2497 df-ral 2514 df-rex 2515 df-reu 2516 df-rmo 2517 df-rab 2518 df-v 2803 df-sbc 3031 df-csb 3127 df-dif 3201 df-un 3203 df-in 3205 df-ss 3212 df-nul 3494 df-pw 3655 df-sn 3676 df-pr 3677 df-op 3679 df-uni 3895 df-int 3930 df-iun 3973 df-br 4090 df-opab 4152 df-mpt 4153 df-id 4392 df-xp 4733 df-rel 4734 df-cnv 4735 df-co 4736 df-dm 4737 df-rn 4738 df-res 4739 df-ima 4740 df-iota 5288 df-fun 5330 df-fn 5331 df-f 5332 df-f1 5333 df-fo 5334 df-f1o 5335 df-fv 5336 df-riota 5976 df-ov 6026 df-oprab 6027 df-mpo 6028 df-1st 6308 df-2nd 6309 df-pnf 8221 df-mnf 8222 df-ltxr 8224 df-inn 9149 df-2 9207 df-3 9208 df-4 9209 df-5 9210 df-6 9211 df-ndx 13108 df-slot 13109 df-base 13111 df-sets 13112 df-plusg 13196 df-mulr 13197 df-sca 13199 df-vsca 13200 df-0g 13364 df-mgm 13462 df-sgrp 13508 df-mnd 13523 df-grp 13609 df-minusg 13610 df-sbg 13611 df-mgp 13958 df-ur 13997 df-ring 14035 df-lmod 14327 df-lssm 14391 df-lsp 14425 |
| This theorem is referenced by: lspcl 14429 |
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