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| Mirrors > Home > HSE Home > Th. List > elspani | Structured version Visualization version GIF version | ||
| Description: Membership in the span of a subset of Hilbert space. (Contributed by NM, 2-Jun-2004.) (New usage is discouraged.) |
| Ref | Expression |
|---|---|
| elspan.1 | ⊢ 𝐵 ∈ V |
| Ref | Expression |
|---|---|
| elspani | ⊢ (𝐴 ⊆ ℋ → (𝐵 ∈ (span‘𝐴) ↔ ∀𝑥 ∈ Sℋ (𝐴 ⊆ 𝑥 → 𝐵 ∈ 𝑥))) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | spanval 31404 | . . 3 ⊢ (𝐴 ⊆ ℋ → (span‘𝐴) = ∩ {𝑥 ∈ Sℋ ∣ 𝐴 ⊆ 𝑥}) | |
| 2 | 1 | eleq2d 2823 | . 2 ⊢ (𝐴 ⊆ ℋ → (𝐵 ∈ (span‘𝐴) ↔ 𝐵 ∈ ∩ {𝑥 ∈ Sℋ ∣ 𝐴 ⊆ 𝑥})) |
| 3 | elspan.1 | . . 3 ⊢ 𝐵 ∈ V | |
| 4 | 3 | elintrab 4903 | . 2 ⊢ (𝐵 ∈ ∩ {𝑥 ∈ Sℋ ∣ 𝐴 ⊆ 𝑥} ↔ ∀𝑥 ∈ Sℋ (𝐴 ⊆ 𝑥 → 𝐵 ∈ 𝑥)) |
| 5 | 2, 4 | bitrdi 287 | 1 ⊢ (𝐴 ⊆ ℋ → (𝐵 ∈ (span‘𝐴) ↔ ∀𝑥 ∈ Sℋ (𝐴 ⊆ 𝑥 → 𝐵 ∈ 𝑥))) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ↔ wb 206 ∈ wcel 2114 ∀wral 3052 {crab 3390 Vcvv 3430 ⊆ wss 3890 ∩ cint 4890 ‘cfv 6499 ℋchba 30990 Sℋ csh 30999 spancspn 31003 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-10 2147 ax-11 2163 ax-12 2185 ax-ext 2709 ax-rep 5213 ax-sep 5232 ax-nul 5242 ax-pow 5308 ax-pr 5376 ax-un 7689 ax-cnex 11094 ax-1cn 11096 ax-addcl 11098 ax-hilex 31070 ax-hfvadd 31071 ax-hv0cl 31074 ax-hfvmul 31076 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3or 1088 df-3an 1089 df-tru 1545 df-fal 1555 df-ex 1782 df-nf 1786 df-sb 2069 df-mo 2540 df-eu 2570 df-clab 2716 df-cleq 2729 df-clel 2812 df-nfc 2886 df-ne 2934 df-ral 3053 df-rex 3063 df-reu 3344 df-rab 3391 df-v 3432 df-sbc 3730 df-csb 3839 df-dif 3893 df-un 3895 df-in 3897 df-ss 3907 df-pss 3910 df-nul 4275 df-if 4468 df-pw 4544 df-sn 4569 df-pr 4571 df-op 4575 df-uni 4852 df-int 4891 df-iun 4936 df-br 5087 df-opab 5149 df-mpt 5168 df-tr 5194 df-id 5526 df-eprel 5531 df-po 5539 df-so 5540 df-fr 5584 df-we 5586 df-xp 5637 df-rel 5638 df-cnv 5639 df-co 5640 df-dm 5641 df-rn 5642 df-res 5643 df-ima 5644 df-pred 6266 df-ord 6327 df-on 6328 df-lim 6329 df-suc 6330 df-iota 6455 df-fun 6501 df-fn 6502 df-f 6503 df-f1 6504 df-fo 6505 df-f1o 6506 df-fv 6507 df-ov 7370 df-oprab 7371 df-mpo 7372 df-om 7818 df-2nd 7943 df-frecs 8231 df-wrecs 8262 df-recs 8311 df-rdg 8349 df-map 8775 df-nn 12175 df-hlim 31043 df-sh 31278 df-ch 31292 df-span 31380 |
| This theorem is referenced by: spanuni 31615 spansni 31628 |
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