HSE Home Hilbert Space Explorer < Previous   Next >
Nearby theorems
Mirrors  >  Home  >  HSE Home  >  Th. List  >  hodsi Unicode version

Theorem hodsi 22355
Description: Relationship between Hilbert space operator difference and sum. (Contributed by NM, 17-Nov-2000.) (New usage is discouraged.)
Hypotheses
Ref Expression
hods.1  |-  R : ~H
--> ~H
hods.2  |-  S : ~H
--> ~H
hods.3  |-  T : ~H
--> ~H
Assertion
Ref Expression
hodsi  |-  ( ( R  -op  S )  =  T  <->  ( S  +op  T )  =  R )

Proof of Theorem hodsi
Dummy variable  x is distinct from all other variables.
StepHypRef Expression
1 hods.1 . . . . . 6  |-  R : ~H
--> ~H
21ffvelrni 5664 . . . . 5  |-  ( x  e.  ~H  ->  ( R `  x )  e.  ~H )
3 hods.2 . . . . . 6  |-  S : ~H
--> ~H
43ffvelrni 5664 . . . . 5  |-  ( x  e.  ~H  ->  ( S `  x )  e.  ~H )
5 hods.3 . . . . . 6  |-  T : ~H
--> ~H
65ffvelrni 5664 . . . . 5  |-  ( x  e.  ~H  ->  ( T `  x )  e.  ~H )
7 hvsubadd 21656 . . . . 5  |-  ( ( ( R `  x
)  e.  ~H  /\  ( S `  x )  e.  ~H  /\  ( T `  x )  e.  ~H )  ->  (
( ( R `  x )  -h  ( S `  x )
)  =  ( T `
 x )  <->  ( ( S `  x )  +h  ( T `  x
) )  =  ( R `  x ) ) )
82, 4, 6, 7syl3anc 1182 . . . 4  |-  ( x  e.  ~H  ->  (
( ( R `  x )  -h  ( S `  x )
)  =  ( T `
 x )  <->  ( ( S `  x )  +h  ( T `  x
) )  =  ( R `  x ) ) )
9 hodval 22322 . . . . . 6  |-  ( ( R : ~H --> ~H  /\  S : ~H --> ~H  /\  x  e.  ~H )  ->  ( ( R  -op  S ) `  x )  =  ( ( R `
 x )  -h  ( S `  x
) ) )
101, 3, 9mp3an12 1267 . . . . 5  |-  ( x  e.  ~H  ->  (
( R  -op  S
) `  x )  =  ( ( R `
 x )  -h  ( S `  x
) ) )
1110eqeq1d 2291 . . . 4  |-  ( x  e.  ~H  ->  (
( ( R  -op  S ) `  x )  =  ( T `  x )  <->  ( ( R `  x )  -h  ( S `  x
) )  =  ( T `  x ) ) )
12 hosval 22320 . . . . . 6  |-  ( ( S : ~H --> ~H  /\  T : ~H --> ~H  /\  x  e.  ~H )  ->  ( ( S  +op  T ) `  x )  =  ( ( S `
 x )  +h  ( T `  x
) ) )
133, 5, 12mp3an12 1267 . . . . 5  |-  ( x  e.  ~H  ->  (
( S  +op  T
) `  x )  =  ( ( S `
 x )  +h  ( T `  x
) ) )
1413eqeq1d 2291 . . . 4  |-  ( x  e.  ~H  ->  (
( ( S  +op  T ) `  x )  =  ( R `  x )  <->  ( ( S `  x )  +h  ( T `  x
) )  =  ( R `  x ) ) )
158, 11, 143bitr4d 276 . . 3  |-  ( x  e.  ~H  ->  (
( ( R  -op  S ) `  x )  =  ( T `  x )  <->  ( ( S  +op  T ) `  x )  =  ( R `  x ) ) )
1615ralbiia 2575 . 2  |-  ( A. x  e.  ~H  (
( R  -op  S
) `  x )  =  ( T `  x )  <->  A. x  e.  ~H  ( ( S 
+op  T ) `  x )  =  ( R `  x ) )
171, 3hosubcli 22349 . . 3  |-  ( R  -op  S ) : ~H --> ~H
1817, 5hoeqi 22341 . 2  |-  ( A. x  e.  ~H  (
( R  -op  S
) `  x )  =  ( T `  x )  <->  ( R  -op  S )  =  T )
193, 5hoaddcli 22348 . . 3  |-  ( S 
+op  T ) : ~H --> ~H
2019, 1hoeqi 22341 . 2  |-  ( A. x  e.  ~H  (
( S  +op  T
) `  x )  =  ( R `  x )  <->  ( S  +op  T )  =  R )
2116, 18, 203bitr3i 266 1  |-  ( ( R  -op  S )  =  T  <->  ( S  +op  T )  =  R )
Colors of variables: wff set class
Syntax hints:    <-> wb 176    = wceq 1623    e. wcel 1684   A.wral 2543   -->wf 5251   ` cfv 5255  (class class class)co 5858   ~Hchil 21499    +h cva 21500    -h cmv 21505    +op chos 21518    -op chod 21520
This theorem is referenced by:  hodidi  22367  hodseqi  22374  ho0subi  22375  hosd1i  22402  pjoci  22760
This theorem was proved from axioms:  ax-1 5  ax-2 6  ax-3 7  ax-mp 8  ax-gen 1533  ax-5 1544  ax-17 1603  ax-9 1635  ax-8 1643  ax-13 1686  ax-14 1688  ax-6 1703  ax-7 1708  ax-11 1715  ax-12 1866  ax-ext 2264  ax-rep 4131  ax-sep 4141  ax-nul 4149  ax-pow 4188  ax-pr 4214  ax-un 4512  ax-resscn 8794  ax-1cn 8795  ax-icn 8796  ax-addcl 8797  ax-addrcl 8798  ax-mulcl 8799  ax-mulrcl 8800  ax-mulcom 8801  ax-addass 8802  ax-mulass 8803  ax-distr 8804  ax-i2m1 8805  ax-1ne0 8806  ax-1rid 8807  ax-rnegex 8808  ax-rrecex 8809  ax-cnre 8810  ax-pre-lttri 8811  ax-pre-lttrn 8812  ax-pre-ltadd 8813  ax-hilex 21579  ax-hfvadd 21580  ax-hvcom 21581  ax-hvass 21582  ax-hv0cl 21583  ax-hvaddid 21584  ax-hfvmul 21585  ax-hvmulid 21586  ax-hvdistr2 21589  ax-hvmul0 21590
This theorem depends on definitions:  df-bi 177  df-or 359  df-an 360  df-3or 935  df-3an 936  df-tru 1310  df-ex 1529  df-nf 1532  df-sb 1630  df-eu 2147  df-mo 2148  df-clab 2270  df-cleq 2276  df-clel 2279  df-nfc 2408  df-ne 2448  df-nel 2449  df-ral 2548  df-rex 2549  df-reu 2550  df-rab 2552  df-v 2790  df-sbc 2992  df-csb 3082  df-dif 3155  df-un 3157  df-in 3159  df-ss 3166  df-nul 3456  df-if 3566  df-pw 3627  df-sn 3646  df-pr 3647  df-op 3649  df-uni 3828  df-iun 3907  df-br 4024  df-opab 4078  df-mpt 4079  df-id 4309  df-po 4314  df-so 4315  df-xp 4695  df-rel 4696  df-cnv 4697  df-co 4698  df-dm 4699  df-rn 4700  df-res 4701  df-ima 4702  df-iota 5219  df-fun 5257  df-fn 5258  df-f 5259  df-f1 5260  df-fo 5261  df-f1o 5262  df-fv 5263  df-ov 5861  df-oprab 5862  df-mpt2 5863  df-riota 6304  df-er 6660  df-map 6774  df-en 6864  df-dom 6865  df-sdom 6866  df-pnf 8869  df-mnf 8870  df-ltxr 8872  df-sub 9039  df-neg 9040  df-hvsub 21551  df-hosum 22310  df-hodif 22312
  Copyright terms: Public domain W3C validator