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Theorem nvsid 8248
Description: Identity element for the scalar product of a normed complex vector space.
Hypotheses
Ref Expression
nvscl.1 |- X = (Base` U)
nvscl.4 |- S = (.s` U)
Assertion
Ref Expression
nvsid |- ((U e. NrmCVec /\ A e. X) -> (1SA) = A)

Proof of Theorem nvsid
StepHypRef Expression
1 eqid 1475 . . . 4 |- (+v` U) = (+v` U)
21vafval 8222 . . 3 |- (+v` U) = (1st` (1st` U))
3 nvscl.4 . . . 4 |- S = (.s` U)
43smfval 8224 . . 3 |- S = (2nd` (1st` U))
5 nvscl.1 . . . 4 |- X = (Base` U)
65, 1bafval 8223 . . 3 |- X = ran (+v` U)
72, 4, 6vcid 8170 . 2 |- (((1st` U) e. CVec /\ A e. X) -> (1SA) = A)
8 eqid 1475 . . 3 |- (1st` U) = (1st` U)
98nvvc 8234 . 2 |- (U e. NrmCVec -> (1st`
U) e. CVec)
107, 9sylan 448 1 |- ((U e. NrmCVec /\ A e. X) -> (1SA) = A)
Colors of variables: wff set class
Syntax hints:   -> wi 3   /\ wa 223   = wceq 956   e. wcel 958  ` cfv 3182  (class class class)co 3963  1stc1st 4077  1c1 5235  CVeccvc 8164  NrmCVeccnv 8203  +vcpv 8204  Basecba 8205  .scns 8206
This theorem is referenced by:  nvmul0or 8272  nvnncan 8283  nvpi 8294  nvge0 8302  ipval2lem3 8355  ipval2 8357  ipval2lem6 8361  ipid 8363  lnoadd 8419  ip1ilem 8485  ip2i 8487  ipdirilem 8488  ipasslem1 8490  ipasslem4 8493  ipasslem10 8499  ubthlem8 8536  minveclem19 8563  minveclem35 8579  hlmulid 8607
This theorem was proved from axioms:  ax-1 4  ax-2 5  ax-3 6  ax-mp 7  ax-7 962  ax-gen 963  ax-8 964  ax-9 965  ax-10 966  ax-11 967  ax-12 968  ax-13 969  ax-14 970  ax-17 971  ax-4 973  ax-5o 975  ax-6o 978  ax-9o 1123  ax-10o 1140  ax-16 1210  ax-11o 1218  ax-ext 1459  ax-sep 2703  ax-nul 2710  ax-pow 2742  ax-pr 2779  ax-un 2866
This theorem depends on definitions:  df-bi 147  df-or 224  df-an 225  df-3an 777  df-ex 981  df-sb 1172  df-eu 1382  df-mo 1383  df-clab 1464  df-cleq 1469  df-clel 1472  df-ne 1587  df-ral 1649  df-rex 1650  df-rab 1652  df-v 1812  df-sbc 1942  df-dif 2049  df-un 2050  df-in 2051  df-ss 2053  df-nul 2281  df-pw 2402  df-sn 2412  df-pr 2413  df-op 2416  df-uni 2504  df-br 2620  df-opab 2667  df-id 2835  df-xp 3184  df-rel 3185  df-cnv 3186  df-co 3187  df-dm 3188  df-rn 3189  df-res 3190  df-ima 3191  df-fun 3192  df-fn 3193  df-f 3194  df-fo 3196  df-fv 3198  df-opr 3965  df-oprab 3966  df-1st 4079  df-2nd 4080  df-grp 8037  df-gid 8038  df-vc 8165  df-nv 8211  df-va 8214  df-ba 8215  df-sm 8216  df-0v 8217  df-nm 8219
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