Theorem hmops 28263

Description: The sum of two Hermitian operators is Hermitian. (Contributed by NM, 23-Jul-2006.) (New usage is discouraged.)

Assertion

Ref	Expression
hmops	⊢ ((𝑇 ∈ HrmOp ∧ 𝑈 ∈ HrmOp) → (𝑇 +op 𝑈) ∈ HrmOp)

Proof of Theorem hmops

Dummy variables 𝑥 𝑦 are mutually distinct and distinct from all other variables.

Step	Hyp	Ref	Expression
1		hmopf 28117	. . 3 ⊢ (𝑇 ∈ HrmOp → 𝑇: ℋ⟶ ℋ)
2		hmopf 28117	. . 3 ⊢ (𝑈 ∈ HrmOp → 𝑈: ℋ⟶ ℋ)
3		hoaddcl 28001	. . 3 ⊢ ((𝑇: ℋ⟶ ℋ ∧ 𝑈: ℋ⟶ ℋ) → (𝑇 +op 𝑈): ℋ⟶ ℋ)
4	1, 2, 3	syl2an 493	. 2 ⊢ ((𝑇 ∈ HrmOp ∧ 𝑈 ∈ HrmOp) → (𝑇 +op 𝑈): ℋ⟶ ℋ)
5		hmop 28165	. . . . . . 7 ⊢ ((𝑇 ∈ HrmOp ∧ 𝑥 ∈ ℋ ∧ 𝑦 ∈ ℋ) → (𝑥 ·ih (𝑇‘𝑦)) = ((𝑇‘𝑥) ·ih 𝑦))
6	5	3expb 1258	. . . . . 6 ⊢ ((𝑇 ∈ HrmOp ∧ (𝑥 ∈ ℋ ∧ 𝑦 ∈ ℋ)) → (𝑥 ·ih (𝑇‘𝑦)) = ((𝑇‘𝑥) ·ih 𝑦))
7		hmop 28165	. . . . . . 7 ⊢ ((𝑈 ∈ HrmOp ∧ 𝑥 ∈ ℋ ∧ 𝑦 ∈ ℋ) → (𝑥 ·ih (𝑈‘𝑦)) = ((𝑈‘𝑥) ·ih 𝑦))
8	7	3expb 1258	. . . . . 6 ⊢ ((𝑈 ∈ HrmOp ∧ (𝑥 ∈ ℋ ∧ 𝑦 ∈ ℋ)) → (𝑥 ·ih (𝑈‘𝑦)) = ((𝑈‘𝑥) ·ih 𝑦))
9	6, 8	oveqan12d 6568	. . . . 5 ⊢ (((𝑇 ∈ HrmOp ∧ (𝑥 ∈ ℋ ∧ 𝑦 ∈ ℋ)) ∧ (𝑈 ∈ HrmOp ∧ (𝑥 ∈ ℋ ∧ 𝑦 ∈ ℋ))) → ((𝑥 ·ih (𝑇‘𝑦)) + (𝑥 ·ih (𝑈‘𝑦))) = (((𝑇‘𝑥) ·ih 𝑦) + ((𝑈‘𝑥) ·ih 𝑦)))
10	9	anandirs 870	. . . 4 ⊢ (((𝑇 ∈ HrmOp ∧ 𝑈 ∈ HrmOp) ∧ (𝑥 ∈ ℋ ∧ 𝑦 ∈ ℋ)) → ((𝑥 ·ih (𝑇‘𝑦)) + (𝑥 ·ih (𝑈‘𝑦))) = (((𝑇‘𝑥) ·ih 𝑦) + ((𝑈‘𝑥) ·ih 𝑦)))
11	1, 2	anim12i 588	. . . . 5 ⊢ ((𝑇 ∈ HrmOp ∧ 𝑈 ∈ HrmOp) → (𝑇: ℋ⟶ ℋ ∧ 𝑈: ℋ⟶ ℋ))
12		hosval 27983	. . . . . . . . 9 ⊢ ((𝑇: ℋ⟶ ℋ ∧ 𝑈: ℋ⟶ ℋ ∧ 𝑦 ∈ ℋ) → ((𝑇 +op 𝑈)‘𝑦) = ((𝑇‘𝑦) +ℎ (𝑈‘𝑦)))
13	12	oveq2d 6565	. . . . . . . 8 ⊢ ((𝑇: ℋ⟶ ℋ ∧ 𝑈: ℋ⟶ ℋ ∧ 𝑦 ∈ ℋ) → (𝑥 ·ih ((𝑇 +op 𝑈)‘𝑦)) = (𝑥 ·ih ((𝑇‘𝑦) +ℎ (𝑈‘𝑦))))
14	13	3expa 1257	. . . . . . 7 ⊢ (((𝑇: ℋ⟶ ℋ ∧ 𝑈: ℋ⟶ ℋ) ∧ 𝑦 ∈ ℋ) → (𝑥 ·ih ((𝑇 +op 𝑈)‘𝑦)) = (𝑥 ·ih ((𝑇‘𝑦) +ℎ (𝑈‘𝑦))))
15	14	adantrl 748	. . . . . 6 ⊢ (((𝑇: ℋ⟶ ℋ ∧ 𝑈: ℋ⟶ ℋ) ∧ (𝑥 ∈ ℋ ∧ 𝑦 ∈ ℋ)) → (𝑥 ·ih ((𝑇 +op 𝑈)‘𝑦)) = (𝑥 ·ih ((𝑇‘𝑦) +ℎ (𝑈‘𝑦))))
16		simprl 790	. . . . . . 7 ⊢ (((𝑇: ℋ⟶ ℋ ∧ 𝑈: ℋ⟶ ℋ) ∧ (𝑥 ∈ ℋ ∧ 𝑦 ∈ ℋ)) → 𝑥 ∈ ℋ)
17		ffvelrn 6265	. . . . . . . 8 ⊢ ((𝑇: ℋ⟶ ℋ ∧ 𝑦 ∈ ℋ) → (𝑇‘𝑦) ∈ ℋ)
18	17	ad2ant2rl 781	. . . . . . 7 ⊢ (((𝑇: ℋ⟶ ℋ ∧ 𝑈: ℋ⟶ ℋ) ∧ (𝑥 ∈ ℋ ∧ 𝑦 ∈ ℋ)) → (𝑇‘𝑦) ∈ ℋ)
19		ffvelrn 6265	. . . . . . . 8 ⊢ ((𝑈: ℋ⟶ ℋ ∧ 𝑦 ∈ ℋ) → (𝑈‘𝑦) ∈ ℋ)
20	19	ad2ant2l 778	. . . . . . 7 ⊢ (((𝑇: ℋ⟶ ℋ ∧ 𝑈: ℋ⟶ ℋ) ∧ (𝑥 ∈ ℋ ∧ 𝑦 ∈ ℋ)) → (𝑈‘𝑦) ∈ ℋ)
21		his7 27331	. . . . . . 7 ⊢ ((𝑥 ∈ ℋ ∧ (𝑇‘𝑦) ∈ ℋ ∧ (𝑈‘𝑦) ∈ ℋ) → (𝑥 ·ih ((𝑇‘𝑦) +ℎ (𝑈‘𝑦))) = ((𝑥 ·ih (𝑇‘𝑦)) + (𝑥 ·ih (𝑈‘𝑦))))
22	16, 18, 20, 21	syl3anc 1318	. . . . . 6 ⊢ (((𝑇: ℋ⟶ ℋ ∧ 𝑈: ℋ⟶ ℋ) ∧ (𝑥 ∈ ℋ ∧ 𝑦 ∈ ℋ)) → (𝑥 ·ih ((𝑇‘𝑦) +ℎ (𝑈‘𝑦))) = ((𝑥 ·ih (𝑇‘𝑦)) + (𝑥 ·ih (𝑈‘𝑦))))
23	15, 22	eqtrd 2644	. . . . 5 ⊢ (((𝑇: ℋ⟶ ℋ ∧ 𝑈: ℋ⟶ ℋ) ∧ (𝑥 ∈ ℋ ∧ 𝑦 ∈ ℋ)) → (𝑥 ·ih ((𝑇 +op 𝑈)‘𝑦)) = ((𝑥 ·ih (𝑇‘𝑦)) + (𝑥 ·ih (𝑈‘𝑦))))
24	11, 23	sylan 487	. . . 4 ⊢ (((𝑇 ∈ HrmOp ∧ 𝑈 ∈ HrmOp) ∧ (𝑥 ∈ ℋ ∧ 𝑦 ∈ ℋ)) → (𝑥 ·ih ((𝑇 +op 𝑈)‘𝑦)) = ((𝑥 ·ih (𝑇‘𝑦)) + (𝑥 ·ih (𝑈‘𝑦))))
25		hosval 27983	. . . . . . . . 9 ⊢ ((𝑇: ℋ⟶ ℋ ∧ 𝑈: ℋ⟶ ℋ ∧ 𝑥 ∈ ℋ) → ((𝑇 +op 𝑈)‘𝑥) = ((𝑇‘𝑥) +ℎ (𝑈‘𝑥)))
26	25	oveq1d 6564	. . . . . . . 8 ⊢ ((𝑇: ℋ⟶ ℋ ∧ 𝑈: ℋ⟶ ℋ ∧ 𝑥 ∈ ℋ) → (((𝑇 +op 𝑈)‘𝑥) ·ih 𝑦) = (((𝑇‘𝑥) +ℎ (𝑈‘𝑥)) ·ih 𝑦))
27	26	3expa 1257	. . . . . . 7 ⊢ (((𝑇: ℋ⟶ ℋ ∧ 𝑈: ℋ⟶ ℋ) ∧ 𝑥 ∈ ℋ) → (((𝑇 +op 𝑈)‘𝑥) ·ih 𝑦) = (((𝑇‘𝑥) +ℎ (𝑈‘𝑥)) ·ih 𝑦))
28	27	adantrr 749	. . . . . 6 ⊢ (((𝑇: ℋ⟶ ℋ ∧ 𝑈: ℋ⟶ ℋ) ∧ (𝑥 ∈ ℋ ∧ 𝑦 ∈ ℋ)) → (((𝑇 +op 𝑈)‘𝑥) ·ih 𝑦) = (((𝑇‘𝑥) +ℎ (𝑈‘𝑥)) ·ih 𝑦))
29		ffvelrn 6265	. . . . . . . 8 ⊢ ((𝑇: ℋ⟶ ℋ ∧ 𝑥 ∈ ℋ) → (𝑇‘𝑥) ∈ ℋ)
30	29	ad2ant2r 779	. . . . . . 7 ⊢ (((𝑇: ℋ⟶ ℋ ∧ 𝑈: ℋ⟶ ℋ) ∧ (𝑥 ∈ ℋ ∧ 𝑦 ∈ ℋ)) → (𝑇‘𝑥) ∈ ℋ)
31		ffvelrn 6265	. . . . . . . 8 ⊢ ((𝑈: ℋ⟶ ℋ ∧ 𝑥 ∈ ℋ) → (𝑈‘𝑥) ∈ ℋ)
32	31	ad2ant2lr 780	. . . . . . 7 ⊢ (((𝑇: ℋ⟶ ℋ ∧ 𝑈: ℋ⟶ ℋ) ∧ (𝑥 ∈ ℋ ∧ 𝑦 ∈ ℋ)) → (𝑈‘𝑥) ∈ ℋ)
33		simprr 792	. . . . . . 7 ⊢ (((𝑇: ℋ⟶ ℋ ∧ 𝑈: ℋ⟶ ℋ) ∧ (𝑥 ∈ ℋ ∧ 𝑦 ∈ ℋ)) → 𝑦 ∈ ℋ)
34		ax-his2 27324	. . . . . . 7 ⊢ (((𝑇‘𝑥) ∈ ℋ ∧ (𝑈‘𝑥) ∈ ℋ ∧ 𝑦 ∈ ℋ) → (((𝑇‘𝑥) +ℎ (𝑈‘𝑥)) ·ih 𝑦) = (((𝑇‘𝑥) ·ih 𝑦) + ((𝑈‘𝑥) ·ih 𝑦)))
35	30, 32, 33, 34	syl3anc 1318	. . . . . 6 ⊢ (((𝑇: ℋ⟶ ℋ ∧ 𝑈: ℋ⟶ ℋ) ∧ (𝑥 ∈ ℋ ∧ 𝑦 ∈ ℋ)) → (((𝑇‘𝑥) +ℎ (𝑈‘𝑥)) ·ih 𝑦) = (((𝑇‘𝑥) ·ih 𝑦) + ((𝑈‘𝑥) ·ih 𝑦)))
36	28, 35	eqtrd 2644	. . . . 5 ⊢ (((𝑇: ℋ⟶ ℋ ∧ 𝑈: ℋ⟶ ℋ) ∧ (𝑥 ∈ ℋ ∧ 𝑦 ∈ ℋ)) → (((𝑇 +op 𝑈)‘𝑥) ·ih 𝑦) = (((𝑇‘𝑥) ·ih 𝑦) + ((𝑈‘𝑥) ·ih 𝑦)))
37	11, 36	sylan 487	. . . 4 ⊢ (((𝑇 ∈ HrmOp ∧ 𝑈 ∈ HrmOp) ∧ (𝑥 ∈ ℋ ∧ 𝑦 ∈ ℋ)) → (((𝑇 +op 𝑈)‘𝑥) ·ih 𝑦) = (((𝑇‘𝑥) ·ih 𝑦) + ((𝑈‘𝑥) ·ih 𝑦)))
38	10, 24, 37	3eqtr4d 2654	. . 3 ⊢ (((𝑇 ∈ HrmOp ∧ 𝑈 ∈ HrmOp) ∧ (𝑥 ∈ ℋ ∧ 𝑦 ∈ ℋ)) → (𝑥 ·ih ((𝑇 +op 𝑈)‘𝑦)) = (((𝑇 +op 𝑈)‘𝑥) ·ih 𝑦))
39	38	ralrimivva 2954	. 2 ⊢ ((𝑇 ∈ HrmOp ∧ 𝑈 ∈ HrmOp) → ∀𝑥 ∈ ℋ ∀𝑦 ∈ ℋ (𝑥 ·ih ((𝑇 +op 𝑈)‘𝑦)) = (((𝑇 +op 𝑈)‘𝑥) ·ih 𝑦))
40		elhmop 28116	. 2 ⊢ ((𝑇 +op 𝑈) ∈ HrmOp ↔ ((𝑇 +op 𝑈): ℋ⟶ ℋ ∧ ∀𝑥 ∈ ℋ ∀𝑦 ∈ ℋ (𝑥 ·ih ((𝑇 +op 𝑈)‘𝑦)) = (((𝑇 +op 𝑈)‘𝑥) ·ih 𝑦)))
41	4, 39, 40	sylanbrc 695	1 ⊢ ((𝑇 ∈ HrmOp ∧ 𝑈 ∈ HrmOp) → (𝑇 +op 𝑈) ∈ HrmOp)

Syntax hints:   → wi 4   ∧ wa 383   ∧ w3a 1031   = wceq 1475   ∈ wcel 1977  ∀wral 2896  ⟶wf 5800  ‘cfv 5804  (class class class)co 6549   + caddc 9818   ℋchil 27160   +_ℎ cva 27161   ·_ih csp 27163   +_op chos 27179  HrmOpcho 27191

This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1713  ax-4 1728  ax-5 1827  ax-6 1875  ax-7 1922  ax-8 1979  ax-9 1986  ax-10 2006  ax-11 2021  ax-12 2034  ax-13 2234  ax-ext 2590  ax-rep 4699  ax-sep 4709  ax-nul 4717  ax-pow 4769  ax-pr 4833  ax-un 6847  ax-resscn 9872  ax-1cn 9873  ax-icn 9874  ax-addcl 9875  ax-addrcl 9876  ax-mulcl 9877  ax-mulrcl 9878  ax-mulcom 9879  ax-addass 9880  ax-mulass 9881  ax-distr 9882  ax-i2m1 9883  ax-1ne0 9884  ax-1rid 9885  ax-rnegex 9886  ax-rrecex 9887  ax-cnre 9888  ax-pre-lttri 9889  ax-pre-lttrn 9890  ax-pre-ltadd 9891  ax-pre-mulgt0 9892  ax-hilex 27240  ax-hfvadd 27241  ax-hfi 27320  ax-his1 27323  ax-his2 27324

This theorem depends on definitions:  df-bi 196  df-or 384  df-an 385  df-3or 1032  df-3an 1033  df-tru 1478  df-ex 1696  df-nf 1701  df-sb 1868  df-eu 2462  df-mo 2463  df-clab 2597  df-cleq 2603  df-clel 2606  df-nfc 2740  df-ne 2782  df-nel 2783  df-ral 2901  df-rex 2902  df-reu 2903  df-rmo 2904  df-rab 2905  df-v 3175  df-sbc 3403  df-csb 3500  df-dif 3543  df-un 3545  df-in 3547  df-ss 3554  df-nul 3875  df-if 4037  df-pw 4110  df-sn 4126  df-pr 4128  df-op 4132  df-uni 4373  df-iun 4457  df-br 4584  df-opab 4644  df-mpt 4645  df-id 4953  df-po 4959  df-so 4960  df-xp 5044  df-rel 5045  df-cnv 5046  df-co 5047  df-dm 5048  df-rn 5049  df-res 5050  df-ima 5051  df-iota 5768  df-fun 5806  df-fn 5807  df-f 5808  df-f1 5809  df-fo 5810  df-f1o 5811  df-fv 5812  df-riota 6511  df-ov 6552  df-oprab 6553  df-mpt2 6554  df-er 7629  df-map 7746  df-en 7842  df-dom 7843  df-sdom 7844  df-pnf 9955  df-mnf 9956  df-xr 9957  df-ltxr 9958  df-le 9959  df-sub 10147  df-neg 10148  df-div 10564  df-2 10956  df-cj 13687  df-re 13688  df-im 13689  df-hosum 27973  df-hmop 28087

This theorem is referenced by:  hmopd  28265  leopadd  28375  opsqrlem4  28386