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Theorem hsupval 26822
 Description: Value of supremum of set of subsets of Hilbert space. For an alternate version of the value, see hsupval2 26897. (Contributed by NM, 9-Dec-2003.) (Revised by Mario Carneiro, 23-Dec-2013.) (New usage is discouraged.)
Assertion
Ref Expression
hsupval

Proof of Theorem hsupval
Dummy variable is distinct from all other variables.
StepHypRef Expression
1 ax-hilex 26487 . . . 4
21pwex 4608 . . 3
32elpw2 4589 . 2
4 unieq 4230 . . . . 5
54fveq2d 5885 . . . 4
65fveq2d 5885 . . 3
7 df-chsup 26799 . . 3
8 fvex 5891 . . 3
96, 7, 8fvmpt 5964 . 2
103, 9sylbir 216 1
 Colors of variables: wff setvar class Syntax hints:   wi 4   wceq 1437   wcel 1870   wss 3442  cpw 3985  cuni 4222  cfv 5601  chil 26407  cort 26418   chsup 26422 This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1665  ax-4 1678  ax-5 1751  ax-6 1797  ax-7 1841  ax-9 1874  ax-10 1889  ax-11 1894  ax-12 1907  ax-13 2055  ax-ext 2407  ax-sep 4548  ax-nul 4556  ax-pow 4603  ax-pr 4661  ax-hilex 26487 This theorem depends on definitions:  df-bi 188  df-or 371  df-an 372  df-3an 984  df-tru 1440  df-ex 1660  df-nf 1664  df-sb 1790  df-eu 2270  df-mo 2271  df-clab 2415  df-cleq 2421  df-clel 2424  df-nfc 2579  df-ne 2627  df-ral 2787  df-rex 2788  df-rab 2791  df-v 3089  df-sbc 3306  df-dif 3445  df-un 3447  df-in 3449  df-ss 3456  df-nul 3768  df-if 3916  df-pw 3987  df-sn 4003  df-pr 4005  df-op 4009  df-uni 4223  df-br 4427  df-opab 4485  df-mpt 4486  df-id 4769  df-xp 4860  df-rel 4861  df-cnv 4862  df-co 4863  df-dm 4864  df-iota 5565  df-fun 5603  df-fv 5609  df-chsup 26799 This theorem is referenced by:  chsupval  26823  hsupcl  26827  hsupss  26829  hsupunss  26831  sshjval3  26842  hsupval2  26897
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