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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 31378 | . . 3 ⊢ (𝐴 ⊆ ℋ → (span‘𝐴) = ∩ {𝑥 ∈ Sℋ ∣ 𝐴 ⊆ 𝑥}) | |
2 | 1 | eleq2d 2827 | . 2 ⊢ (𝐴 ⊆ ℋ → (𝐵 ∈ (span‘𝐴) ↔ 𝐵 ∈ ∩ {𝑥 ∈ Sℋ ∣ 𝐴 ⊆ 𝑥})) |
3 | elspan.1 | . . 3 ⊢ 𝐵 ∈ V | |
4 | 3 | elintrab 4968 | . 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 2108 ∀wral 3061 {crab 3436 Vcvv 3481 ⊆ wss 3966 ∩ cint 4954 ‘cfv 6569 ℋchba 30964 Sℋ csh 30973 spancspn 30977 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1794 ax-4 1808 ax-5 1910 ax-6 1967 ax-7 2007 ax-8 2110 ax-9 2118 ax-10 2141 ax-11 2157 ax-12 2177 ax-ext 2708 ax-rep 5288 ax-sep 5305 ax-nul 5315 ax-pow 5374 ax-pr 5441 ax-un 7761 ax-cnex 11218 ax-1cn 11220 ax-addcl 11222 ax-hilex 31044 ax-hfvadd 31045 ax-hv0cl 31048 ax-hfvmul 31050 |
This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3or 1088 df-3an 1089 df-tru 1542 df-fal 1552 df-ex 1779 df-nf 1783 df-sb 2065 df-mo 2540 df-eu 2569 df-clab 2715 df-cleq 2729 df-clel 2816 df-nfc 2892 df-ne 2941 df-ral 3062 df-rex 3071 df-reu 3381 df-rab 3437 df-v 3483 df-sbc 3795 df-csb 3912 df-dif 3969 df-un 3971 df-in 3973 df-ss 3983 df-pss 3986 df-nul 4343 df-if 4535 df-pw 4610 df-sn 4635 df-pr 4637 df-op 4641 df-uni 4916 df-int 4955 df-iun 5001 df-br 5152 df-opab 5214 df-mpt 5235 df-tr 5269 df-id 5587 df-eprel 5593 df-po 5601 df-so 5602 df-fr 5645 df-we 5647 df-xp 5699 df-rel 5700 df-cnv 5701 df-co 5702 df-dm 5703 df-rn 5704 df-res 5705 df-ima 5706 df-pred 6329 df-ord 6395 df-on 6396 df-lim 6397 df-suc 6398 df-iota 6522 df-fun 6571 df-fn 6572 df-f 6573 df-f1 6574 df-fo 6575 df-f1o 6576 df-fv 6577 df-ov 7441 df-oprab 7442 df-mpo 7443 df-om 7895 df-2nd 8023 df-frecs 8314 df-wrecs 8345 df-recs 8419 df-rdg 8458 df-map 8876 df-nn 12274 df-hlim 31017 df-sh 31252 df-ch 31266 df-span 31354 |
This theorem is referenced by: spanuni 31589 spansni 31602 |
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