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Theorem unopf1ot 9835
Description: A unitary operator in Hilbert space is one-to-one and onto.
Assertion
Ref Expression
unopf1ot (T UniOp → T: 1-1-onto )

Proof of Theorem unopf1ot
StepHypRef Expression
1 elunopt 9794 . . . . . . 7 (T UniOp ↔ (T: onto x y ((Tx) ·ih (Ty)) = (x ·ih y)))
21pm3.26bi 322 . . . . . 6 (T UniOp → T: onto )
3 fof 3678 . . . . . 6 (T: ontoT: –→ )
42, 3syl 10 . . . . 5 (T UniOp → T: –→ )
5 unopt 9834 . . . . . . . . . . . . . . . 16 ((T UniOp x x ) → ((Tx) ·ih (Tx)) = (x ·ih x))
653anidm23 886 . . . . . . . . . . . . . . 15 ((T UniOp x ) → ((Tx) ·ih (Tx)) = (x ·ih x))
763adant3 801 . . . . . . . . . . . . . 14 ((T UniOp x y ) → ((Tx) ·ih (Tx)) = (x ·ih x))
8 unopt 9834 . . . . . . . . . . . . . . . 16 ((T UniOp y y ) → ((Ty) ·ih (Ty)) = (y ·ih y))
983anidm23 886 . . . . . . . . . . . . . . 15 ((T UniOp y ) → ((Ty) ·ih (Ty)) = (y ·ih y))
1093adant2 800 . . . . . . . . . . . . . 14 ((T UniOp x y ) → ((Ty) ·ih (Ty)) = (y ·ih y))
117, 10opreq12d 3984 . . . . . . . . . . . . 13 ((T UniOp x y ) → (((Tx) ·ih (Tx)) + ((Ty) ·ih (Ty))) = ((x ·ih x) + (y ·ih y)))
12 unopt 9834 . . . . . . . . . . . . . 14 ((T UniOp x y ) → ((Tx) ·ih (Ty)) = (x ·ih y))
13 unopt 9834 . . . . . . . . . . . . . . 15 ((T UniOp y x ) → ((Ty) ·ih (Tx)) = (y ·ih x))
14133com23 841 . . . . . . . . . . . . . 14 ((T UniOp x y ) → ((Ty) ·ih (Tx)) = (y ·ih x))
1512, 14opreq12d 3984 . . . . . . . . . . . . 13 ((T UniOp x y ) → (((Tx) ·ih (Ty)) + ((Ty) ·ih (Tx))) = ((x ·ih y) + (y ·ih x)))
1611, 15opreq12d 3984 . . . . . . . . . . . 12 ((T UniOp x y ) → ((((Tx) ·ih (Tx)) + ((Ty) ·ih (Ty))) − (((Tx) ·ih (Ty)) + ((Ty) ·ih (Tx)))) = (((x ·ih x) + (y ·ih y)) − ((x ·ih y) + (y ·ih x))))
17163expb 836 . . . . . . . . . . 11 ((T UniOp (x y )) → ((((Tx) ·ih (Tx)) + ((Ty) ·ih (Ty))) − (((Tx) ·ih (Ty)) + ((Ty) ·ih (Tx)))) = (((x ·ih x) + (y ·ih y)) − ((x ·ih y) + (y ·ih x))))
18 ffvelrn 3820 . . . . . . . . . . . . . . 15 ((T: –→ x ) → (Tx) )
19 ffvelrn 3820 . . . . . . . . . . . . . . 15 ((T: –→ y ) → (Ty) )
2018, 19anim12i 333 . . . . . . . . . . . . . 14 (((T: –→ x ) (T: –→ y )) → ((Tx) (Ty) ))
2120anandis 514 . . . . . . . . . . . . 13 ((T: –→ (x y )) → ((Tx) (Ty) ))
2221, 4sylan 450 . . . . . . . . . . . 12 ((T UniOp (x y )) → ((Tx) (Ty) ))
23 normlem9at 8982 . . . . . . . . . . . 12 (((Tx) (Ty) ) → (((Tx) −h (Ty)) ·ih ((Tx) −h (Ty))) = ((((Tx) ·ih (Tx)) + ((Ty) ·ih (Ty))) − (((Tx) ·ih (Ty)) + ((Ty) ·ih (Tx)))))
2422, 23syl 10 . . . . . . . . . . 11 ((T UniOp (x y )) → (((Tx) −h (Ty)) ·ih ((Tx) −h (Ty))) = ((((Tx) ·ih (Tx)) + ((Ty) ·ih (Ty))) − (((Tx) ·ih (Ty)) + ((Ty) ·ih (Tx)))))
25 normlem9at 8982 . . . . . . . . . . . 12 ((x y ) → ((xh y) ·ih (xh y)) = (((x ·ih x) + (y ·ih y)) − ((x ·ih y) + (y ·ih x))))
2625adantl 390 . . . . . . . . . . 11 ((T UniOp (x y )) → ((xh y) ·ih (xh y)) = (((x ·ih x) + (y ·ih y)) − ((x ·ih y) + (y ·ih x))))
2717, 24, 263eqtr4rd 1521 . . . . . . . . . 10 ((T UniOp (x y )) → ((xh y) ·ih (xh y)) = (((Tx) −h (Ty)) ·ih ((Tx) −h (Ty))))
2827eqeq1d 1486 . . . . . . . . 9 ((T UniOp (x y )) → (((xh y) ·ih (xh y)) = 0 ↔ (((Tx) −h (Ty)) ·ih ((Tx) −h (Ty))) = 0))
29 hvsubclt 8882 . . . . . . . . . . . 12 ((x y ) → (xh y) )
30 his6t 8960 . . . . . . . . . . . 12 ((xh y) → (((xh y) ·ih (xh y)) = 0 ↔ (xh y) = 0h))
3129, 30syl 10 . . . . . . . . . . 11 ((x y ) → (((xh y) ·ih (xh y)) = 0 ↔ (xh y) = 0h))
32 hvsubeq0t 8930 . . . . . . . . . . 11 ((x y ) → ((xh y) = 0hx = y))
3331, 32bitrd 530 . . . . . . . . . 10 ((x y ) → (((xh y) ·ih (xh y)) = 0 ↔ x = y))
3433adantl 390 . . . . . . . . 9 ((T UniOp (x y )) → (((xh y) ·ih (xh y)) = 0 ↔ x = y))
35 hvsubclt 8882 . . . . . . . . . . . 12 (((Tx) (Ty) ) → ((Tx) −h (Ty)) )
36 his6t 8960 . . . . . . . . . . . 12 (((Tx) −h (Ty)) → ((((Tx) −h (Ty)) ·ih ((Tx) −h (Ty))) = 0 ↔ ((Tx) −h (Ty)) = 0h))
3735, 36syl 10 . . . . . . . . . . 11 (((Tx) (Ty) ) → ((((Tx) −h (Ty)) ·ih ((Tx) −h (Ty))) = 0 ↔ ((Tx) −h (Ty)) = 0h))
38 hvsubeq0t 8930 . . . . . . . . . . 11 (((Tx) (Ty) ) → (((Tx) −h (Ty)) = 0h ↔ (Tx) = (Ty)))
3937, 38bitrd 530 . . . . . . . . . 10 (((Tx) (Ty) ) → ((((Tx) −h (Ty)) ·ih ((Tx) −h (Ty))) = 0 ↔ (Tx) = (Ty)))
4022, 39syl 10 . . . . . . . . 9 ((T UniOp (x y )) → ((((Tx) −h (Ty)) ·ih ((Tx) −h (Ty))) = 0 ↔ (Tx) = (Ty)))
4128, 34, 403bitr3rd 551 . . . . . . . 8 ((T UniOp (x y )) → ((Tx) = (Ty) ↔ x = y))
4241biimpd 153 . . . . . . 7 ((T UniOp (x y )) → ((Tx) = (Ty) → x = y))
4342ex 373 . . . . . 6 (T UniOp → ((x y ) → ((Tx) = (Ty) → x = y)))
4443r19.21aivv 1723 . . . . 5 (T UniOp → x y ((Tx) = (Ty) → x = y))
454, 44jca 288 . . . 4 (T UniOp → (T: –→ x y ((Tx) = (Ty) → x = y)))
46 f1fv 3880 . . . 4 (T: 1-1 ↔ (T: –→ x y ((Tx) = (Ty) → x = y)))
4745, 46sylibr 200 . . 3 (T UniOp → T: 1-1 )
4847, 2jca 288 . 2 (T UniOp → (T: 1-1 T: onto ))
49 df-f1o 3203 . 2 (T: 1-1-onto ↔ (T: 1-1 T: onto ))
5048, 49sylibr 200 1 (T UniOp → T: 1-1-onto )
Colors of variables: wff set class
Syntax hints:   → wi 3   ↔ wb 146   wa 223   w3a 777   = wceq 958   wcel 960  wral 1648  –→wf 3184  –1-1wf1 3185  –ontowfo 3186  –1-1-ontowf1o 3187   ‘cfv 3188  (class class class)co 3969  0cc0 5246   + caddc 5249   − cmin 5304   chil 8783  0hc0v 8786   −h cmv 8787   ·ih csp 8788  UniOpcuo 8813
This theorem is referenced by:  unopnormt 9836  cnvunopt 9837  unopadjt 9838  unoplint 9839  counopt 9840  unopbdt 9935
This theorem was proved from axioms:  ax-1 4  ax-2 5  ax-3 6  ax-mp 7  ax-7 964  ax-gen 965  ax-8 966  ax-9 967  ax-10 968  ax-11 969  ax-12 970  ax-13 971  ax-14 972  ax-17 973  ax-4 975  ax-5o 977  ax-6o 980  ax-9o 1125  ax-10o 1142  ax-16 1212  ax-11o 1220  ax-ext 1462  ax-rep 2698  ax-sep 2708  ax-nul 2715  ax-pow 2748  ax-pr 2785  ax-un 2872  ax-inf2 4634  ax-hilex 8864  ax-hfvadd 8865  ax-hvcom 8866  ax-hvass 8867  ax-hv0cl 8868  ax-hvaddid 8869  ax-hfvmul 8870  ax-hvmulid 8871  ax-hvdistr2 8874  ax-hvmul0 8875  ax-hfi 8941  ax-his1 8944  ax-his2 8945  ax-his3 8946  ax-his4 8947
This theorem depends on definitions:  df-bi 147  df-or 224  df-an 225  df-3or 778  df-3an 779  df-ex 983  df-sb 1174  df-eu 1384  df-mo 1385  df-clab 1467  df-cleq 1472  df-clel 1475  df-ne 1590  df-nel 1591  df-ral 1652  df-rex 1653  df-reu 1654  df-rab 1655  df-v 1815  df-sbc 1945  df-csb 2005  df-dif 2052  df-un 2053  df-in 2054  df-ss 2056  df-pss 2058  df-nul 2284  df-if 2366  df-pw 2406  df-sn 2416  df-pr 2417  df-tp 2419  df-op 2420  df-uni 2508  df-int 2538  df-iun 2572  df-br 2625  df-opab 2672  df-tr 2686  df-eprel 2838  df-id 2841  df-po 2846  df-so 2856  df-fr 2923  df-we 2940  df-ord 2957  df-on 2958  df-lim 2959  df-suc 2960  df-om 3138  df-xp 3190  df-rel 3191  df-cnv 3192  df-co 3193  df-dm 3194  df-rn 3195  df-res 3196  df-ima 3197  df-fun 3198  df-fn 3199  df-f 3200  df-f1 3201  df-fo 3202  df-f1o 3203  df-fv 3204  df-rdg 3938  df-opr 3971  df-oprab 3972  df-1st 4085  df-2nd 4086  df-1o 4139  df-oadd 4141  df-omul 4142  df-er 4267  df-ec 4269  df-qs 4272  df-en 4374  df-dom 4375  df-sdom 4376  df-ni 5012  df-pli 5013  df-mi 5014  df-lti 5015  df-plpq 5047  df-mpq 5048  df-enq 5049  df-nq 5050  df-plq 5051  df-mq 5052  df-rq 5053  df-ltq 5054  df-1q 5055  df-np 5098  df-1p 5099  df-plp 5100  df-mp 5101  df-ltp 5102  df-plpr 5176  df-mpr 5177  df-enr 5178  df-nr 5179  df-plr 5180  df-mr 5181  df-ltr 5182  df-0r 5183  df-1r 5184  df-m1r 5185  df-c 5252  df-0 5253  df-1 5254  df-i 5255  df-r 5256  df-plus 5257  df-mul 5258  df-lt 5259  df-sub 5368  df-neg 5370  df-pnf 5499  df-mnf 5500  df-xr 5501  df-ltxr 5502  df-le 5503  df-div 5715  df-re 6752  df-im 6753  df-cj 6754  df-hvsub 8835  df-unop 9764
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