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| Mirrors > Home > HSE Home > Th. List > lnophmi | Structured version Visualization version GIF version | ||
| Description: A linear operator is Hermitian if 𝑥 ·ih (𝑇‘𝑥) takes only real values. Remark in [ReedSimon] p. 195. (Contributed by NM, 24-Jan-2006.) (New usage is discouraged.) |
| Ref | Expression |
|---|---|
| lnophm.1 | ⊢ 𝑇 ∈ LinOp |
| lnophm.2 | ⊢ ∀𝑥 ∈ ℋ (𝑥 ·ih (𝑇‘𝑥)) ∈ ℝ |
| Ref | Expression |
|---|---|
| lnophmi | ⊢ 𝑇 ∈ HrmOp |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | lnophm.1 | . . 3 ⊢ 𝑇 ∈ LinOp | |
| 2 | 1 | lnopfi 32044 | . 2 ⊢ 𝑇: ℋ⟶ ℋ |
| 3 | oveq1 7365 | . . . . 5 ⊢ (𝑦 = if(𝑦 ∈ ℋ, 𝑦, 0ℎ) → (𝑦 ·ih (𝑇‘𝑧)) = (if(𝑦 ∈ ℋ, 𝑦, 0ℎ) ·ih (𝑇‘𝑧))) | |
| 4 | fveq2 6834 | . . . . . 6 ⊢ (𝑦 = if(𝑦 ∈ ℋ, 𝑦, 0ℎ) → (𝑇‘𝑦) = (𝑇‘if(𝑦 ∈ ℋ, 𝑦, 0ℎ))) | |
| 5 | 4 | oveq1d 7373 | . . . . 5 ⊢ (𝑦 = if(𝑦 ∈ ℋ, 𝑦, 0ℎ) → ((𝑇‘𝑦) ·ih 𝑧) = ((𝑇‘if(𝑦 ∈ ℋ, 𝑦, 0ℎ)) ·ih 𝑧)) |
| 6 | 3, 5 | eqeq12d 2752 | . . . 4 ⊢ (𝑦 = if(𝑦 ∈ ℋ, 𝑦, 0ℎ) → ((𝑦 ·ih (𝑇‘𝑧)) = ((𝑇‘𝑦) ·ih 𝑧) ↔ (if(𝑦 ∈ ℋ, 𝑦, 0ℎ) ·ih (𝑇‘𝑧)) = ((𝑇‘if(𝑦 ∈ ℋ, 𝑦, 0ℎ)) ·ih 𝑧))) |
| 7 | fveq2 6834 | . . . . . 6 ⊢ (𝑧 = if(𝑧 ∈ ℋ, 𝑧, 0ℎ) → (𝑇‘𝑧) = (𝑇‘if(𝑧 ∈ ℋ, 𝑧, 0ℎ))) | |
| 8 | 7 | oveq2d 7374 | . . . . 5 ⊢ (𝑧 = if(𝑧 ∈ ℋ, 𝑧, 0ℎ) → (if(𝑦 ∈ ℋ, 𝑦, 0ℎ) ·ih (𝑇‘𝑧)) = (if(𝑦 ∈ ℋ, 𝑦, 0ℎ) ·ih (𝑇‘if(𝑧 ∈ ℋ, 𝑧, 0ℎ)))) |
| 9 | oveq2 7366 | . . . . 5 ⊢ (𝑧 = if(𝑧 ∈ ℋ, 𝑧, 0ℎ) → ((𝑇‘if(𝑦 ∈ ℋ, 𝑦, 0ℎ)) ·ih 𝑧) = ((𝑇‘if(𝑦 ∈ ℋ, 𝑦, 0ℎ)) ·ih if(𝑧 ∈ ℋ, 𝑧, 0ℎ))) | |
| 10 | 8, 9 | eqeq12d 2752 | . . . 4 ⊢ (𝑧 = if(𝑧 ∈ ℋ, 𝑧, 0ℎ) → ((if(𝑦 ∈ ℋ, 𝑦, 0ℎ) ·ih (𝑇‘𝑧)) = ((𝑇‘if(𝑦 ∈ ℋ, 𝑦, 0ℎ)) ·ih 𝑧) ↔ (if(𝑦 ∈ ℋ, 𝑦, 0ℎ) ·ih (𝑇‘if(𝑧 ∈ ℋ, 𝑧, 0ℎ))) = ((𝑇‘if(𝑦 ∈ ℋ, 𝑦, 0ℎ)) ·ih if(𝑧 ∈ ℋ, 𝑧, 0ℎ)))) |
| 11 | ifhvhv0 31097 | . . . . 5 ⊢ if(𝑦 ∈ ℋ, 𝑦, 0ℎ) ∈ ℋ | |
| 12 | ifhvhv0 31097 | . . . . 5 ⊢ if(𝑧 ∈ ℋ, 𝑧, 0ℎ) ∈ ℋ | |
| 13 | lnophm.2 | . . . . 5 ⊢ ∀𝑥 ∈ ℋ (𝑥 ·ih (𝑇‘𝑥)) ∈ ℝ | |
| 14 | 11, 12, 1, 13 | lnophmlem2 32092 | . . . 4 ⊢ (if(𝑦 ∈ ℋ, 𝑦, 0ℎ) ·ih (𝑇‘if(𝑧 ∈ ℋ, 𝑧, 0ℎ))) = ((𝑇‘if(𝑦 ∈ ℋ, 𝑦, 0ℎ)) ·ih if(𝑧 ∈ ℋ, 𝑧, 0ℎ)) |
| 15 | 6, 10, 14 | dedth2h 4539 | . . 3 ⊢ ((𝑦 ∈ ℋ ∧ 𝑧 ∈ ℋ) → (𝑦 ·ih (𝑇‘𝑧)) = ((𝑇‘𝑦) ·ih 𝑧)) |
| 16 | 15 | rgen2 3176 | . 2 ⊢ ∀𝑦 ∈ ℋ ∀𝑧 ∈ ℋ (𝑦 ·ih (𝑇‘𝑧)) = ((𝑇‘𝑦) ·ih 𝑧) |
| 17 | elhmop 31948 | . 2 ⊢ (𝑇 ∈ HrmOp ↔ (𝑇: ℋ⟶ ℋ ∧ ∀𝑦 ∈ ℋ ∀𝑧 ∈ ℋ (𝑦 ·ih (𝑇‘𝑧)) = ((𝑇‘𝑦) ·ih 𝑧))) | |
| 18 | 2, 16, 17 | mpbir2an 711 | 1 ⊢ 𝑇 ∈ HrmOp |
| Colors of variables: wff setvar class |
| Syntax hints: = wceq 1541 ∈ wcel 2113 ∀wral 3051 ifcif 4479 ⟶wf 6488 ‘cfv 6492 (class class class)co 7358 ℝcr 11025 ℋchba 30994 ·ih csp 30997 0ℎc0v 30999 LinOpclo 31022 HrmOpcho 31025 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1796 ax-4 1810 ax-5 1911 ax-6 1968 ax-7 2009 ax-8 2115 ax-9 2123 ax-10 2146 ax-11 2162 ax-12 2184 ax-ext 2708 ax-sep 5241 ax-nul 5251 ax-pow 5310 ax-pr 5377 ax-un 7680 ax-resscn 11083 ax-1cn 11084 ax-icn 11085 ax-addcl 11086 ax-addrcl 11087 ax-mulcl 11088 ax-mulrcl 11089 ax-mulcom 11090 ax-addass 11091 ax-mulass 11092 ax-distr 11093 ax-i2m1 11094 ax-1ne0 11095 ax-1rid 11096 ax-rnegex 11097 ax-rrecex 11098 ax-cnre 11099 ax-pre-lttri 11100 ax-pre-lttrn 11101 ax-pre-ltadd 11102 ax-pre-mulgt0 11103 ax-hilex 31074 ax-hfvadd 31075 ax-hvcom 31076 ax-hvass 31077 ax-hv0cl 31078 ax-hvaddid 31079 ax-hfvmul 31080 ax-hvmulid 31081 ax-hvmulass 31082 ax-hvdistr1 31083 ax-hvdistr2 31084 ax-hvmul0 31085 ax-hfi 31154 ax-his1 31157 ax-his2 31158 ax-his3 31159 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3or 1087 df-3an 1088 df-tru 1544 df-fal 1554 df-ex 1781 df-nf 1785 df-sb 2068 df-mo 2539 df-eu 2569 df-clab 2715 df-cleq 2728 df-clel 2811 df-nfc 2885 df-ne 2933 df-nel 3037 df-ral 3052 df-rex 3061 df-rmo 3350 df-reu 3351 df-rab 3400 df-v 3442 df-sbc 3741 df-csb 3850 df-dif 3904 df-un 3906 df-in 3908 df-ss 3918 df-pss 3921 df-nul 4286 df-if 4480 df-pw 4556 df-sn 4581 df-pr 4583 df-op 4587 df-uni 4864 df-iun 4948 df-br 5099 df-opab 5161 df-mpt 5180 df-tr 5206 df-id 5519 df-eprel 5524 df-po 5532 df-so 5533 df-fr 5577 df-we 5579 df-xp 5630 df-rel 5631 df-cnv 5632 df-co 5633 df-dm 5634 df-rn 5635 df-res 5636 df-ima 5637 df-pred 6259 df-ord 6320 df-on 6321 df-lim 6322 df-suc 6323 df-iota 6448 df-fun 6494 df-fn 6495 df-f 6496 df-f1 6497 df-fo 6498 df-f1o 6499 df-fv 6500 df-riota 7315 df-ov 7361 df-oprab 7362 df-mpo 7363 df-om 7809 df-2nd 7934 df-frecs 8223 df-wrecs 8254 df-recs 8303 df-rdg 8341 df-er 8635 df-map 8765 df-en 8884 df-dom 8885 df-sdom 8886 df-pnf 11168 df-mnf 11169 df-xr 11170 df-ltxr 11171 df-le 11172 df-sub 11366 df-neg 11367 df-div 11795 df-nn 12146 df-2 12208 df-3 12209 df-4 12210 df-cj 15022 df-re 15023 df-im 15024 df-hvsub 31046 df-lnop 31916 df-hmop 31919 |
| This theorem is referenced by: lnophm 32094 |
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