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Theorem cicfn 49664
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 7430 . 2 ((Iso‘𝑐) supp ∅) ∈ V
2 df-cic 17830 . 2 𝑐 = (𝑐 ∈ Cat ↦ ((Iso‘𝑐) supp ∅))
31, 2fnmpti 6665 1 𝑐 Fn Cat
Colors of variables: wff setvar class
Syntax hints:  c0 4286   Fn wfn 6517  cfv 6522  (class class class)co 7397   supp csupp 8141  Catccat 17697  Isociso 17780  𝑐 ccic 17829
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1816  ax-4 1830  ax-5 1931  ax-6 1988  ax-7 2029  ax-8 2145  ax-9 2153  ax-10 2176  ax-11 2192  ax-12 2213  ax-ext 2735  ax-sep 5247  ax-nul 5257  ax-pr 5391
This theorem depends on definitions:  df-bi 209  df-an 400  df-or 859  df-3an 1101  df-tru 1564  df-fal 1574  df-ex 1801  df-nf 1805  df-sb 2092  df-mo 2567  df-eu 2597  df-clab 2742  df-cleq 2755  df-clel 2838  df-nfc 2912  df-ne 2959  df-ral 3078  df-rex 3088  df-rab 3416  df-v 3457  df-dif 3908  df-un 3910  df-in 3912  df-ss 3922  df-nul 4287  df-if 4482  df-sn 4584  df-pr 4586  df-op 4590  df-uni 4867  df-br 5102  df-opab 5164  df-mpt 5183  df-id 5543  df-xp 5654  df-rel 5655  df-cnv 5656  df-co 5657  df-dm 5658  df-iota 6478  df-fun 6524  df-fn 6525  df-fv 6530  df-ov 7400  df-cic 17830
This theorem is referenced by:  cicrcl2  49665  cic1st2nd  49669
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