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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 32040 | . 2 ⊢ 𝑇: ℋ⟶ ℋ |
| 3 | oveq1 7374 | . . . . 5 ⊢ (𝑦 = if(𝑦 ∈ ℋ, 𝑦, 0ℎ) → (𝑦 ·ih (𝑇‘𝑧)) = (if(𝑦 ∈ ℋ, 𝑦, 0ℎ) ·ih (𝑇‘𝑧))) | |
| 4 | fveq2 6840 | . . . . . 6 ⊢ (𝑦 = if(𝑦 ∈ ℋ, 𝑦, 0ℎ) → (𝑇‘𝑦) = (𝑇‘if(𝑦 ∈ ℋ, 𝑦, 0ℎ))) | |
| 5 | 4 | oveq1d 7382 | . . . . 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 6840 | . . . . . 6 ⊢ (𝑧 = if(𝑧 ∈ ℋ, 𝑧, 0ℎ) → (𝑇‘𝑧) = (𝑇‘if(𝑧 ∈ ℋ, 𝑧, 0ℎ))) | |
| 8 | 7 | oveq2d 7383 | . . . . 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 7375 | . . . . 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 31093 | . . . . 5 ⊢ if(𝑦 ∈ ℋ, 𝑦, 0ℎ) ∈ ℋ | |
| 12 | ifhvhv0 31093 | . . . . 5 ⊢ if(𝑧 ∈ ℋ, 𝑧, 0ℎ) ∈ ℋ | |
| 13 | lnophm.2 | . . . . 5 ⊢ ∀𝑥 ∈ ℋ (𝑥 ·ih (𝑇‘𝑥)) ∈ ℝ | |
| 14 | 11, 12, 1, 13 | lnophmlem2 32088 | . . . 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 4526 | . . 3 ⊢ ((𝑦 ∈ ℋ ∧ 𝑧 ∈ ℋ) → (𝑦 ·ih (𝑇‘𝑧)) = ((𝑇‘𝑦) ·ih 𝑧)) |
| 16 | 15 | rgen2 3177 | . 2 ⊢ ∀𝑦 ∈ ℋ ∀𝑧 ∈ ℋ (𝑦 ·ih (𝑇‘𝑧)) = ((𝑇‘𝑦) ·ih 𝑧) |
| 17 | elhmop 31944 | . 2 ⊢ (𝑇 ∈ HrmOp ↔ (𝑇: ℋ⟶ ℋ ∧ ∀𝑦 ∈ ℋ ∀𝑧 ∈ ℋ (𝑦 ·ih (𝑇‘𝑧)) = ((𝑇‘𝑦) ·ih 𝑧))) | |
| 18 | 2, 16, 17 | mpbir2an 712 | 1 ⊢ 𝑇 ∈ HrmOp |
| Colors of variables: wff setvar class |
| Syntax hints: = wceq 1542 ∈ wcel 2114 ∀wral 3051 ifcif 4466 ⟶wf 6494 ‘cfv 6498 (class class class)co 7367 ℝcr 11037 ℋchba 30990 ·ih csp 30993 0ℎc0v 30995 LinOpclo 31018 HrmOpcho 31021 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-10 2147 ax-11 2163 ax-12 2185 ax-ext 2708 ax-sep 5231 ax-nul 5241 ax-pow 5307 ax-pr 5375 ax-un 7689 ax-resscn 11095 ax-1cn 11096 ax-icn 11097 ax-addcl 11098 ax-addrcl 11099 ax-mulcl 11100 ax-mulrcl 11101 ax-mulcom 11102 ax-addass 11103 ax-mulass 11104 ax-distr 11105 ax-i2m1 11106 ax-1ne0 11107 ax-1rid 11108 ax-rnegex 11109 ax-rrecex 11110 ax-cnre 11111 ax-pre-lttri 11112 ax-pre-lttrn 11113 ax-pre-ltadd 11114 ax-pre-mulgt0 11115 ax-hilex 31070 ax-hfvadd 31071 ax-hvcom 31072 ax-hvass 31073 ax-hv0cl 31074 ax-hvaddid 31075 ax-hfvmul 31076 ax-hvmulid 31077 ax-hvmulass 31078 ax-hvdistr1 31079 ax-hvdistr2 31080 ax-hvmul0 31081 ax-hfi 31150 ax-his1 31153 ax-his2 31154 ax-his3 31155 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3or 1088 df-3an 1089 df-tru 1545 df-fal 1555 df-ex 1782 df-nf 1786 df-sb 2069 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 3062 df-rmo 3342 df-reu 3343 df-rab 3390 df-v 3431 df-sbc 3729 df-csb 3838 df-dif 3892 df-un 3894 df-in 3896 df-ss 3906 df-pss 3909 df-nul 4274 df-if 4467 df-pw 4543 df-sn 4568 df-pr 4570 df-op 4574 df-uni 4851 df-iun 4935 df-br 5086 df-opab 5148 df-mpt 5167 df-tr 5193 df-id 5526 df-eprel 5531 df-po 5539 df-so 5540 df-fr 5584 df-we 5586 df-xp 5637 df-rel 5638 df-cnv 5639 df-co 5640 df-dm 5641 df-rn 5642 df-res 5643 df-ima 5644 df-pred 6265 df-ord 6326 df-on 6327 df-lim 6328 df-suc 6329 df-iota 6454 df-fun 6500 df-fn 6501 df-f 6502 df-f1 6503 df-fo 6504 df-f1o 6505 df-fv 6506 df-riota 7324 df-ov 7370 df-oprab 7371 df-mpo 7372 df-om 7818 df-2nd 7943 df-frecs 8231 df-wrecs 8262 df-recs 8311 df-rdg 8349 df-er 8643 df-map 8775 df-en 8894 df-dom 8895 df-sdom 8896 df-pnf 11181 df-mnf 11182 df-xr 11183 df-ltxr 11184 df-le 11185 df-sub 11379 df-neg 11380 df-div 11808 df-nn 12175 df-2 12244 df-3 12245 df-4 12246 df-cj 15061 df-re 15062 df-im 15063 df-hvsub 31042 df-lnop 31912 df-hmop 31915 |
| This theorem is referenced by: lnophm 32090 |
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