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Mirrors > Home > HSE Home > Th. List > hfmval | Structured version Visualization version GIF version |
Description: Value of the scalar product with a Hilbert space functional. (Contributed by NM, 23-May-2006.) (Revised by Mario Carneiro, 16-Nov-2013.) (New usage is discouraged.) |
Ref | Expression |
---|---|
hfmval | ⊢ ((𝐴 ∈ ℂ ∧ 𝑇: ℋ⟶ℂ ∧ 𝐵 ∈ ℋ) → ((𝐴 ·fn 𝑇)‘𝐵) = (𝐴 · (𝑇‘𝐵))) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | hfmmval 29774 | . . . 4 ⊢ ((𝐴 ∈ ℂ ∧ 𝑇: ℋ⟶ℂ) → (𝐴 ·fn 𝑇) = (𝑥 ∈ ℋ ↦ (𝐴 · (𝑇‘𝑥)))) | |
2 | 1 | fveq1d 6697 | . . 3 ⊢ ((𝐴 ∈ ℂ ∧ 𝑇: ℋ⟶ℂ) → ((𝐴 ·fn 𝑇)‘𝐵) = ((𝑥 ∈ ℋ ↦ (𝐴 · (𝑇‘𝑥)))‘𝐵)) |
3 | fveq2 6695 | . . . . 5 ⊢ (𝑥 = 𝐵 → (𝑇‘𝑥) = (𝑇‘𝐵)) | |
4 | 3 | oveq2d 7207 | . . . 4 ⊢ (𝑥 = 𝐵 → (𝐴 · (𝑇‘𝑥)) = (𝐴 · (𝑇‘𝐵))) |
5 | eqid 2736 | . . . 4 ⊢ (𝑥 ∈ ℋ ↦ (𝐴 · (𝑇‘𝑥))) = (𝑥 ∈ ℋ ↦ (𝐴 · (𝑇‘𝑥))) | |
6 | ovex 7224 | . . . 4 ⊢ (𝐴 · (𝑇‘𝐵)) ∈ V | |
7 | 4, 5, 6 | fvmpt 6796 | . . 3 ⊢ (𝐵 ∈ ℋ → ((𝑥 ∈ ℋ ↦ (𝐴 · (𝑇‘𝑥)))‘𝐵) = (𝐴 · (𝑇‘𝐵))) |
8 | 2, 7 | sylan9eq 2791 | . 2 ⊢ (((𝐴 ∈ ℂ ∧ 𝑇: ℋ⟶ℂ) ∧ 𝐵 ∈ ℋ) → ((𝐴 ·fn 𝑇)‘𝐵) = (𝐴 · (𝑇‘𝐵))) |
9 | 8 | 3impa 1112 | 1 ⊢ ((𝐴 ∈ ℂ ∧ 𝑇: ℋ⟶ℂ ∧ 𝐵 ∈ ℋ) → ((𝐴 ·fn 𝑇)‘𝐵) = (𝐴 · (𝑇‘𝐵))) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ wa 399 ∧ w3a 1089 = wceq 1543 ∈ wcel 2112 ↦ cmpt 5120 ⟶wf 6354 ‘cfv 6358 (class class class)co 7191 ℂcc 10692 · cmul 10699 ℋchba 28954 ·fn chft 28977 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1803 ax-4 1817 ax-5 1918 ax-6 1976 ax-7 2018 ax-8 2114 ax-9 2122 ax-10 2143 ax-11 2160 ax-12 2177 ax-ext 2708 ax-rep 5164 ax-sep 5177 ax-nul 5184 ax-pow 5243 ax-pr 5307 ax-un 7501 ax-cnex 10750 ax-hilex 29034 |
This theorem depends on definitions: df-bi 210 df-an 400 df-or 848 df-3an 1091 df-tru 1546 df-fal 1556 df-ex 1788 df-nf 1792 df-sb 2073 df-mo 2539 df-eu 2568 df-clab 2715 df-cleq 2728 df-clel 2809 df-nfc 2879 df-ne 2933 df-ral 3056 df-rex 3057 df-reu 3058 df-rab 3060 df-v 3400 df-sbc 3684 df-csb 3799 df-dif 3856 df-un 3858 df-in 3860 df-ss 3870 df-nul 4224 df-if 4426 df-pw 4501 df-sn 4528 df-pr 4530 df-op 4534 df-uni 4806 df-iun 4892 df-br 5040 df-opab 5102 df-mpt 5121 df-id 5440 df-xp 5542 df-rel 5543 df-cnv 5544 df-co 5545 df-dm 5546 df-rn 5547 df-res 5548 df-ima 5549 df-iota 6316 df-fun 6360 df-fn 6361 df-f 6362 df-f1 6363 df-fo 6364 df-f1o 6365 df-fv 6366 df-ov 7194 df-oprab 7195 df-mpo 7196 df-map 8488 df-hfmul 29769 |
This theorem is referenced by: kbass2 30152 kbass3 30153 |
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