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Mirrors > Home > HSE Home > Th. List > spanss | Structured version Visualization version GIF version |
Description: Ordering relationship for the spans of subsets of Hilbert space. (Contributed by NM, 2-Jun-2004.) (New usage is discouraged.) |
Ref | Expression |
---|---|
spanss | ⊢ ((𝐵 ⊆ ℋ ∧ 𝐴 ⊆ 𝐵) → (span‘𝐴) ⊆ (span‘𝐵)) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | sstr2 4015 | . . . . . 6 ⊢ (𝐴 ⊆ 𝐵 → (𝐵 ⊆ 𝑥 → 𝐴 ⊆ 𝑥)) | |
2 | 1 | adantr 480 | . . . . 5 ⊢ ((𝐴 ⊆ 𝐵 ∧ 𝑥 ∈ Sℋ ) → (𝐵 ⊆ 𝑥 → 𝐴 ⊆ 𝑥)) |
3 | 2 | ss2rabdv 4099 | . . . 4 ⊢ (𝐴 ⊆ 𝐵 → {𝑥 ∈ Sℋ ∣ 𝐵 ⊆ 𝑥} ⊆ {𝑥 ∈ Sℋ ∣ 𝐴 ⊆ 𝑥}) |
4 | intss 4993 | . . . 4 ⊢ ({𝑥 ∈ Sℋ ∣ 𝐵 ⊆ 𝑥} ⊆ {𝑥 ∈ Sℋ ∣ 𝐴 ⊆ 𝑥} → ∩ {𝑥 ∈ Sℋ ∣ 𝐴 ⊆ 𝑥} ⊆ ∩ {𝑥 ∈ Sℋ ∣ 𝐵 ⊆ 𝑥}) | |
5 | 3, 4 | syl 17 | . . 3 ⊢ (𝐴 ⊆ 𝐵 → ∩ {𝑥 ∈ Sℋ ∣ 𝐴 ⊆ 𝑥} ⊆ ∩ {𝑥 ∈ Sℋ ∣ 𝐵 ⊆ 𝑥}) |
6 | 5 | adantl 481 | . 2 ⊢ ((𝐵 ⊆ ℋ ∧ 𝐴 ⊆ 𝐵) → ∩ {𝑥 ∈ Sℋ ∣ 𝐴 ⊆ 𝑥} ⊆ ∩ {𝑥 ∈ Sℋ ∣ 𝐵 ⊆ 𝑥}) |
7 | sstr 4017 | . . . 4 ⊢ ((𝐴 ⊆ 𝐵 ∧ 𝐵 ⊆ ℋ) → 𝐴 ⊆ ℋ) | |
8 | 7 | ancoms 458 | . . 3 ⊢ ((𝐵 ⊆ ℋ ∧ 𝐴 ⊆ 𝐵) → 𝐴 ⊆ ℋ) |
9 | spanval 31365 | . . 3 ⊢ (𝐴 ⊆ ℋ → (span‘𝐴) = ∩ {𝑥 ∈ Sℋ ∣ 𝐴 ⊆ 𝑥}) | |
10 | 8, 9 | syl 17 | . 2 ⊢ ((𝐵 ⊆ ℋ ∧ 𝐴 ⊆ 𝐵) → (span‘𝐴) = ∩ {𝑥 ∈ Sℋ ∣ 𝐴 ⊆ 𝑥}) |
11 | spanval 31365 | . . 3 ⊢ (𝐵 ⊆ ℋ → (span‘𝐵) = ∩ {𝑥 ∈ Sℋ ∣ 𝐵 ⊆ 𝑥}) | |
12 | 11 | adantr 480 | . 2 ⊢ ((𝐵 ⊆ ℋ ∧ 𝐴 ⊆ 𝐵) → (span‘𝐵) = ∩ {𝑥 ∈ Sℋ ∣ 𝐵 ⊆ 𝑥}) |
13 | 6, 10, 12 | 3sstr4d 4056 | 1 ⊢ ((𝐵 ⊆ ℋ ∧ 𝐴 ⊆ 𝐵) → (span‘𝐴) ⊆ (span‘𝐵)) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ wa 395 = wceq 1537 ∈ wcel 2108 {crab 3443 ⊆ wss 3976 ∩ cint 4970 ‘cfv 6573 ℋchba 30951 Sℋ csh 30960 spancspn 30964 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1793 ax-4 1807 ax-5 1909 ax-6 1967 ax-7 2007 ax-8 2110 ax-9 2118 ax-10 2141 ax-11 2158 ax-12 2178 ax-ext 2711 ax-rep 5303 ax-sep 5317 ax-nul 5324 ax-pow 5383 ax-pr 5447 ax-un 7770 ax-cnex 11240 ax-1cn 11242 ax-addcl 11244 ax-hilex 31031 ax-hfvadd 31032 ax-hv0cl 31035 ax-hfvmul 31037 |
This theorem depends on definitions: df-bi 207 df-an 396 df-or 847 df-3or 1088 df-3an 1089 df-tru 1540 df-fal 1550 df-ex 1778 df-nf 1782 df-sb 2065 df-mo 2543 df-eu 2572 df-clab 2718 df-cleq 2732 df-clel 2819 df-nfc 2895 df-ne 2947 df-ral 3068 df-rex 3077 df-reu 3389 df-rab 3444 df-v 3490 df-sbc 3805 df-csb 3922 df-dif 3979 df-un 3981 df-in 3983 df-ss 3993 df-pss 3996 df-nul 4353 df-if 4549 df-pw 4624 df-sn 4649 df-pr 4651 df-op 4655 df-uni 4932 df-int 4971 df-iun 5017 df-br 5167 df-opab 5229 df-mpt 5250 df-tr 5284 df-id 5593 df-eprel 5599 df-po 5607 df-so 5608 df-fr 5652 df-we 5654 df-xp 5706 df-rel 5707 df-cnv 5708 df-co 5709 df-dm 5710 df-rn 5711 df-res 5712 df-ima 5713 df-pred 6332 df-ord 6398 df-on 6399 df-lim 6400 df-suc 6401 df-iota 6525 df-fun 6575 df-fn 6576 df-f 6577 df-f1 6578 df-fo 6579 df-f1o 6580 df-fv 6581 df-ov 7451 df-oprab 7452 df-mpo 7453 df-om 7904 df-2nd 8031 df-frecs 8322 df-wrecs 8353 df-recs 8427 df-rdg 8466 df-map 8886 df-nn 12294 df-hlim 31004 df-sh 31239 df-ch 31253 df-span 31341 |
This theorem is referenced by: spanssoc 31381 span0 31574 spanuni 31576 spansnpji 31610 shatomistici 32393 |
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