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| Mirrors > Home > HSE Home > Th. List > hoscl | Structured version Visualization version GIF version | ||
| Description: Closure of the sum of two Hilbert space operators. (Contributed by NM, 12-Nov-2000.) (New usage is discouraged.) |
| Ref | Expression |
|---|---|
| hoscl | ⊢ (((𝑆: ℋ⟶ ℋ ∧ 𝑇: ℋ⟶ ℋ) ∧ 𝐴 ∈ ℋ) → ((𝑆 +op 𝑇)‘𝐴) ∈ ℋ) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | hosval 32224 | . . 3 ⊢ ((𝑆: ℋ⟶ ℋ ∧ 𝑇: ℋ⟶ ℋ ∧ 𝐴 ∈ ℋ) → ((𝑆 +op 𝑇)‘𝐴) = ((𝑆‘𝐴) +ℎ (𝑇‘𝐴))) | |
| 2 | 1 | 3expa 1136 | . 2 ⊢ (((𝑆: ℋ⟶ ℋ ∧ 𝑇: ℋ⟶ ℋ) ∧ 𝐴 ∈ ℋ) → ((𝑆 +op 𝑇)‘𝐴) = ((𝑆‘𝐴) +ℎ (𝑇‘𝐴))) |
| 3 | ffvelcdm 7075 | . . . . 5 ⊢ ((𝑆: ℋ⟶ ℋ ∧ 𝐴 ∈ ℋ) → (𝑆‘𝐴) ∈ ℋ) | |
| 4 | ffvelcdm 7075 | . . . . 5 ⊢ ((𝑇: ℋ⟶ ℋ ∧ 𝐴 ∈ ℋ) → (𝑇‘𝐴) ∈ ℋ) | |
| 5 | 3, 4 | anim12i 625 | . . . 4 ⊢ (((𝑆: ℋ⟶ ℋ ∧ 𝐴 ∈ ℋ) ∧ (𝑇: ℋ⟶ ℋ ∧ 𝐴 ∈ ℋ)) → ((𝑆‘𝐴) ∈ ℋ ∧ (𝑇‘𝐴) ∈ ℋ)) |
| 6 | 5 | anandirs 692 | . . 3 ⊢ (((𝑆: ℋ⟶ ℋ ∧ 𝑇: ℋ⟶ ℋ) ∧ 𝐴 ∈ ℋ) → ((𝑆‘𝐴) ∈ ℋ ∧ (𝑇‘𝐴) ∈ ℋ)) |
| 7 | hvaddcl 31496 | . . 3 ⊢ (((𝑆‘𝐴) ∈ ℋ ∧ (𝑇‘𝐴) ∈ ℋ) → ((𝑆‘𝐴) +ℎ (𝑇‘𝐴)) ∈ ℋ) | |
| 8 | 6, 7 | syl 18 | . 2 ⊢ (((𝑆: ℋ⟶ ℋ ∧ 𝑇: ℋ⟶ ℋ) ∧ 𝐴 ∈ ℋ) → ((𝑆‘𝐴) +ℎ (𝑇‘𝐴)) ∈ ℋ) |
| 9 | 2, 8 | eqeltrd 2860 | 1 ⊢ (((𝑆: ℋ⟶ ℋ ∧ 𝑇: ℋ⟶ ℋ) ∧ 𝐴 ∈ ℋ) → ((𝑆 +op 𝑇)‘𝐴) ∈ ℋ) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∧ wa 401 = wceq 1570 ∈ wcel 2145 ⟶wf 6529 ‘cfv 6533 (class class class)co 7414 ℋchba 31403 +ℎ cva 31404 +op chos 31422 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1943 ax-6 2000 ax-7 2041 ax-8 2147 ax-9 2155 ax-10 2178 ax-11 2194 ax-12 2213 ax-ext 2732 ax-rep 5232 ax-sep 5251 ax-nul 5263 ax-pow 5330 ax-pr 5398 ax-un 7737 ax-hilex 31483 ax-hfvadd 31484 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-nf 1817 df-sb 2100 df-mo 2564 df-eu 2594 df-clab 2739 df-cleq 2752 df-clel 2835 df-nfc 2909 df-ne 2956 df-ral 3077 df-rex 3087 df-reu 3366 df-rab 3413 df-v 3452 df-sbc 3740 df-csb 3848 df-dif 3902 df-un 3904 df-in 3906 df-ss 3916 df-nul 4280 df-if 4483 df-pw 4559 df-sn 4585 df-pr 4587 df-op 4591 df-uni 4868 df-iun 4953 df-br 5104 df-opab 5168 df-mpt 5187 df-id 5550 df-xp 5661 df-rel 5662 df-cnv 5663 df-co 5664 df-dm 5665 df-rn 5666 df-res 5667 df-ima 5668 df-iota 6489 df-fun 6535 df-fn 6536 df-f 6537 df-f1 6538 df-fo 6539 df-f1o 6540 df-fv 6541 df-ov 7417 df-oprab 7418 df-mpo 7419 df-map 8831 df-hosum 32214 |
| This theorem is used by: hoscli 32246 |
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