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| Mirrors > Home > HSE Home > Th. List > hoaddcomi | Structured version Visualization version GIF version | ||
| Description: Commutativity of sum of Hilbert space operators. (Contributed by NM, 15-Nov-2000.) (New usage is discouraged.) |
| Ref | Expression |
|---|---|
| hoeq.1 | ⊢ 𝑆: ℋ⟶ ℋ |
| hoeq.2 | ⊢ 𝑇: ℋ⟶ ℋ |
| Ref | Expression |
|---|---|
| hoaddcomi | ⊢ (𝑆 +op 𝑇) = (𝑇 +op 𝑆) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | hoeq.1 | . . . . . 6 ⊢ 𝑆: ℋ⟶ ℋ | |
| 2 | 1 | ffvelcdmi 7085 | . . . . 5 ⊢ (𝑥 ∈ ℋ → (𝑆‘𝑥) ∈ ℋ) |
| 3 | hoeq.2 | . . . . . 6 ⊢ 𝑇: ℋ⟶ ℋ | |
| 4 | 3 | ffvelcdmi 7085 | . . . . 5 ⊢ (𝑥 ∈ ℋ → (𝑇‘𝑥) ∈ ℋ) |
| 5 | ax-hvcom 31390 | . . . . 5 ⊢ (((𝑆‘𝑥) ∈ ℋ ∧ (𝑇‘𝑥) ∈ ℋ) → ((𝑆‘𝑥) +ℎ (𝑇‘𝑥)) = ((𝑇‘𝑥) +ℎ (𝑆‘𝑥))) | |
| 6 | 2, 4, 5 | syl2anc 596 | . . . 4 ⊢ (𝑥 ∈ ℋ → ((𝑆‘𝑥) +ℎ (𝑇‘𝑥)) = ((𝑇‘𝑥) +ℎ (𝑆‘𝑥))) |
| 7 | hosval 32129 | . . . . 5 ⊢ ((𝑆: ℋ⟶ ℋ ∧ 𝑇: ℋ⟶ ℋ ∧ 𝑥 ∈ ℋ) → ((𝑆 +op 𝑇)‘𝑥) = ((𝑆‘𝑥) +ℎ (𝑇‘𝑥))) | |
| 8 | 1, 3, 7 | mp3an12 1480 | . . . 4 ⊢ (𝑥 ∈ ℋ → ((𝑆 +op 𝑇)‘𝑥) = ((𝑆‘𝑥) +ℎ (𝑇‘𝑥))) |
| 9 | hosval 32129 | . . . . 5 ⊢ ((𝑇: ℋ⟶ ℋ ∧ 𝑆: ℋ⟶ ℋ ∧ 𝑥 ∈ ℋ) → ((𝑇 +op 𝑆)‘𝑥) = ((𝑇‘𝑥) +ℎ (𝑆‘𝑥))) | |
| 10 | 3, 1, 9 | mp3an12 1480 | . . . 4 ⊢ (𝑥 ∈ ℋ → ((𝑇 +op 𝑆)‘𝑥) = ((𝑇‘𝑥) +ℎ (𝑆‘𝑥))) |
| 11 | 6, 8, 10 | 3eqtr4d 2811 | . . 3 ⊢ (𝑥 ∈ ℋ → ((𝑆 +op 𝑇)‘𝑥) = ((𝑇 +op 𝑆)‘𝑥)) |
| 12 | 11 | rgen 3084 | . 2 ⊢ ∀𝑥 ∈ ℋ ((𝑆 +op 𝑇)‘𝑥) = ((𝑇 +op 𝑆)‘𝑥) |
| 13 | 1, 3 | hoaddcli 32157 | . . 3 ⊢ (𝑆 +op 𝑇): ℋ⟶ ℋ |
| 14 | 3, 1 | hoaddcli 32157 | . . 3 ⊢ (𝑇 +op 𝑆): ℋ⟶ ℋ |
| 15 | 13, 14 | hoeqi 32150 | . 2 ⊢ (∀𝑥 ∈ ℋ ((𝑆 +op 𝑇)‘𝑥) = ((𝑇 +op 𝑆)‘𝑥) ↔ (𝑆 +op 𝑇) = (𝑇 +op 𝑆)) |
| 16 | 12, 15 | mpbi 233 | 1 ⊢ (𝑆 +op 𝑇) = (𝑇 +op 𝑆) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: = wceq 1570 ∈ wcel 2146 ∀wral 3082 ⟶wf 6539 ‘cfv 6543 (class class class)co 7423 ℋchba 31308 +ℎ cva 31309 +op chos 31327 |
| 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 2148 ax-9 2156 ax-10 2179 ax-11 2195 ax-12 2216 ax-ext 2738 ax-rep 5243 ax-sep 5262 ax-nul 5274 ax-pow 5341 ax-pr 5409 ax-un 7745 ax-hilex 31388 ax-hfvadd 31389 ax-hvcom 31390 |
| 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 2570 df-eu 2600 df-clab 2745 df-cleq 2758 df-clel 2841 df-nfc 2915 df-ne 2962 df-ral 3083 df-rex 3093 df-reu 3373 df-rab 3420 df-v 3460 df-sbc 3748 df-csb 3857 df-dif 3911 df-un 3913 df-in 3915 df-ss 3925 df-nul 4290 df-if 4493 df-pw 4569 df-sn 4595 df-pr 4597 df-op 4601 df-uni 4878 df-iun 4963 df-br 5115 df-opab 5179 df-mpt 5198 df-id 5561 df-xp 5672 df-rel 5673 df-cnv 5674 df-co 5675 df-dm 5676 df-rn 5677 df-res 5678 df-ima 5679 df-iota 6499 df-fun 6545 df-fn 6546 df-f 6547 df-f1 6548 df-fo 6549 df-f1o 6550 df-fv 6551 df-ov 7426 df-oprab 7427 df-mpo 7428 df-map 8835 df-hosum 32119 |
| This theorem is used by: hoaddcom 32163 hoadd12i 32166 hoadd32i 32167 hoaddsubi 32210 hosd1i 32211 hosubeq0i 32215 |
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