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Theorem cicfn 49047
Description: 𝑐 is a function on Cat. (Contributed by Zhi Wang, 26-Oct-2025.)
Assertion
Ref Expression
cicfn 𝑐 Fn Cat

Proof of Theorem cicfn
StepHypRef Expression
1 ovex 7386 . 2 ((Iso‘𝑐) supp ∅) ∈ V
2 df-cic 17722 . 2 𝑐 = (𝑐 ∈ Cat ↦ ((Iso‘𝑐) supp ∅))
31, 2fnmpti 6629 1 𝑐 Fn Cat
Colors of variables: wff setvar class
Syntax hints:  c0 4286   Fn wfn 6481  cfv 6486  (class class class)co 7353   supp csupp 8100  Catccat 17589  Isociso 17672  𝑐 ccic 17721
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1795  ax-4 1809  ax-5 1910  ax-6 1967  ax-7 2008  ax-8 2111  ax-9 2119  ax-10 2142  ax-11 2158  ax-12 2178  ax-ext 2701  ax-sep 5238  ax-nul 5248  ax-pr 5374
This theorem depends on definitions:  df-bi 207  df-an 396  df-or 848  df-3an 1088  df-tru 1543  df-fal 1553  df-ex 1780  df-nf 1784  df-sb 2066  df-mo 2533  df-eu 2562  df-clab 2708  df-cleq 2721  df-clel 2803  df-nfc 2878  df-ne 2926  df-ral 3045  df-rex 3054  df-rab 3397  df-v 3440  df-dif 3908  df-un 3910  df-ss 3922  df-nul 4287  df-if 4479  df-sn 4580  df-pr 4582  df-op 4586  df-uni 4862  df-br 5096  df-opab 5158  df-mpt 5177  df-id 5518  df-xp 5629  df-rel 5630  df-cnv 5631  df-co 5632  df-dm 5633  df-iota 6442  df-fun 6488  df-fn 6489  df-fv 6494  df-ov 7356  df-cic 17722
This theorem is referenced by:  cicrcl2  49048  cic1st2nd  49052
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