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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 3971 | . . . . . 6 ⊢ (𝐴 ⊆ 𝐵 → (𝐵 ⊆ 𝑥 → 𝐴 ⊆ 𝑥)) | |
2 | 1 | ralrimivw 3180 | . . . . 5 ⊢ (𝐴 ⊆ 𝐵 → ∀𝑥 ∈ Sℋ (𝐵 ⊆ 𝑥 → 𝐴 ⊆ 𝑥)) |
3 | ss2rab 4044 | . . . . 5 ⊢ ({𝑥 ∈ Sℋ ∣ 𝐵 ⊆ 𝑥} ⊆ {𝑥 ∈ Sℋ ∣ 𝐴 ⊆ 𝑥} ↔ ∀𝑥 ∈ Sℋ (𝐵 ⊆ 𝑥 → 𝐴 ⊆ 𝑥)) | |
4 | 2, 3 | sylibr 235 | . . . 4 ⊢ (𝐴 ⊆ 𝐵 → {𝑥 ∈ Sℋ ∣ 𝐵 ⊆ 𝑥} ⊆ {𝑥 ∈ Sℋ ∣ 𝐴 ⊆ 𝑥}) |
5 | intss 4888 | . . . 4 ⊢ ({𝑥 ∈ Sℋ ∣ 𝐵 ⊆ 𝑥} ⊆ {𝑥 ∈ Sℋ ∣ 𝐴 ⊆ 𝑥} → ∩ {𝑥 ∈ Sℋ ∣ 𝐴 ⊆ 𝑥} ⊆ ∩ {𝑥 ∈ Sℋ ∣ 𝐵 ⊆ 𝑥}) | |
6 | 4, 5 | syl 17 | . . 3 ⊢ (𝐴 ⊆ 𝐵 → ∩ {𝑥 ∈ Sℋ ∣ 𝐴 ⊆ 𝑥} ⊆ ∩ {𝑥 ∈ Sℋ ∣ 𝐵 ⊆ 𝑥}) |
7 | 6 | adantl 482 | . 2 ⊢ ((𝐵 ⊆ ℋ ∧ 𝐴 ⊆ 𝐵) → ∩ {𝑥 ∈ Sℋ ∣ 𝐴 ⊆ 𝑥} ⊆ ∩ {𝑥 ∈ Sℋ ∣ 𝐵 ⊆ 𝑥}) |
8 | sstr 3972 | . . . 4 ⊢ ((𝐴 ⊆ 𝐵 ∧ 𝐵 ⊆ ℋ) → 𝐴 ⊆ ℋ) | |
9 | 8 | ancoms 459 | . . 3 ⊢ ((𝐵 ⊆ ℋ ∧ 𝐴 ⊆ 𝐵) → 𝐴 ⊆ ℋ) |
10 | spanval 29037 | . . 3 ⊢ (𝐴 ⊆ ℋ → (span‘𝐴) = ∩ {𝑥 ∈ Sℋ ∣ 𝐴 ⊆ 𝑥}) | |
11 | 9, 10 | syl 17 | . 2 ⊢ ((𝐵 ⊆ ℋ ∧ 𝐴 ⊆ 𝐵) → (span‘𝐴) = ∩ {𝑥 ∈ Sℋ ∣ 𝐴 ⊆ 𝑥}) |
12 | spanval 29037 | . . 3 ⊢ (𝐵 ⊆ ℋ → (span‘𝐵) = ∩ {𝑥 ∈ Sℋ ∣ 𝐵 ⊆ 𝑥}) | |
13 | 12 | adantr 481 | . 2 ⊢ ((𝐵 ⊆ ℋ ∧ 𝐴 ⊆ 𝐵) → (span‘𝐵) = ∩ {𝑥 ∈ Sℋ ∣ 𝐵 ⊆ 𝑥}) |
14 | 7, 11, 13 | 3sstr4d 4011 | 1 ⊢ ((𝐵 ⊆ ℋ ∧ 𝐴 ⊆ 𝐵) → (span‘𝐴) ⊆ (span‘𝐵)) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ wa 396 = wceq 1528 ∀wral 3135 {crab 3139 ⊆ wss 3933 ∩ cint 4867 ‘cfv 6348 ℋchba 28623 Sℋ csh 28632 spancspn 28636 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1787 ax-4 1801 ax-5 1902 ax-6 1961 ax-7 2006 ax-8 2107 ax-9 2115 ax-10 2136 ax-11 2151 ax-12 2167 ax-ext 2790 ax-rep 5181 ax-sep 5194 ax-nul 5201 ax-pow 5257 ax-pr 5320 ax-un 7450 ax-cnex 10581 ax-1cn 10583 ax-addcl 10585 ax-hilex 28703 ax-hfvadd 28704 ax-hv0cl 28707 ax-hfvmul 28709 |
This theorem depends on definitions: df-bi 208 df-an 397 df-or 842 df-3or 1080 df-3an 1081 df-tru 1531 df-ex 1772 df-nf 1776 df-sb 2061 df-mo 2615 df-eu 2647 df-clab 2797 df-cleq 2811 df-clel 2890 df-nfc 2960 df-ne 3014 df-ral 3140 df-rex 3141 df-reu 3142 df-rab 3144 df-v 3494 df-sbc 3770 df-csb 3881 df-dif 3936 df-un 3938 df-in 3940 df-ss 3949 df-pss 3951 df-nul 4289 df-if 4464 df-pw 4537 df-sn 4558 df-pr 4560 df-tp 4562 df-op 4564 df-uni 4831 df-int 4868 df-iun 4912 df-br 5058 df-opab 5120 df-mpt 5138 df-tr 5164 df-id 5453 df-eprel 5458 df-po 5467 df-so 5468 df-fr 5507 df-we 5509 df-xp 5554 df-rel 5555 df-cnv 5556 df-co 5557 df-dm 5558 df-rn 5559 df-res 5560 df-ima 5561 df-pred 6141 df-ord 6187 df-on 6188 df-lim 6189 df-suc 6190 df-iota 6307 df-fun 6350 df-fn 6351 df-f 6352 df-f1 6353 df-fo 6354 df-f1o 6355 df-fv 6356 df-ov 7148 df-oprab 7149 df-mpo 7150 df-om 7570 df-wrecs 7936 df-recs 7997 df-rdg 8035 df-map 8397 df-nn 11627 df-hlim 28676 df-sh 28911 df-ch 28925 df-span 29013 |
This theorem is referenced by: spanssoc 29053 span0 29246 spanuni 29248 spansnpji 29282 shatomistici 30065 |
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