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Mirrors > Home > MPE Home > Th. List > relfunc | Structured version Visualization version GIF version |
Description: The set of functors is a relation. (Contributed by Mario Carneiro, 2-Jan-2017.) |
Ref | Expression |
---|---|
relfunc | ⊢ Rel (𝐷 Func 𝐸) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | df-func 17758 | . 2 ⊢ Func = (𝑡 ∈ Cat, 𝑢 ∈ Cat ↦ {〈𝑓, 𝑔〉 ∣ [(Base‘𝑡) / 𝑏](𝑓:𝑏⟶(Base‘𝑢) ∧ 𝑔 ∈ X𝑧 ∈ (𝑏 × 𝑏)(((𝑓‘(1st ‘𝑧))(Hom ‘𝑢)(𝑓‘(2nd ‘𝑧))) ↑m ((Hom ‘𝑡)‘𝑧)) ∧ ∀𝑥 ∈ 𝑏 (((𝑥𝑔𝑥)‘((Id‘𝑡)‘𝑥)) = ((Id‘𝑢)‘(𝑓‘𝑥)) ∧ ∀𝑦 ∈ 𝑏 ∀𝑧 ∈ 𝑏 ∀𝑚 ∈ (𝑥(Hom ‘𝑡)𝑦)∀𝑛 ∈ (𝑦(Hom ‘𝑡)𝑧)((𝑥𝑔𝑧)‘(𝑛(〈𝑥, 𝑦〉(comp‘𝑡)𝑧)𝑚)) = (((𝑦𝑔𝑧)‘𝑛)(〈(𝑓‘𝑥), (𝑓‘𝑦)〉(comp‘𝑢)(𝑓‘𝑧))((𝑥𝑔𝑦)‘𝑚))))}) | |
2 | 1 | relmpoopab 8031 | 1 ⊢ Rel (𝐷 Func 𝐸) |
Colors of variables: wff setvar class |
Syntax hints: ∧ wa 396 ∧ w3a 1087 = wceq 1541 ∈ wcel 2106 ∀wral 3060 [wsbc 3742 〈cop 4597 × cxp 5636 Rel wrel 5643 ⟶wf 6497 ‘cfv 6501 (class class class)co 7362 1st c1st 7924 2nd c2nd 7925 ↑m cmap 8772 Xcixp 8842 Basecbs 17094 Hom chom 17158 compcco 17159 Catccat 17558 Idccid 17559 Func cfunc 17754 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1913 ax-6 1971 ax-7 2011 ax-8 2108 ax-9 2116 ax-10 2137 ax-11 2154 ax-12 2171 ax-ext 2702 ax-sep 5261 ax-nul 5268 ax-pr 5389 ax-un 7677 |
This theorem depends on definitions: df-bi 206 df-an 397 df-or 846 df-3an 1089 df-tru 1544 df-fal 1554 df-ex 1782 df-nf 1786 df-sb 2068 df-mo 2533 df-eu 2562 df-clab 2709 df-cleq 2723 df-clel 2809 df-nfc 2884 df-ral 3061 df-rex 3070 df-rab 3406 df-v 3448 df-sbc 3743 df-csb 3859 df-dif 3916 df-un 3918 df-in 3920 df-ss 3930 df-nul 4288 df-if 4492 df-sn 4592 df-pr 4594 df-op 4598 df-uni 4871 df-iun 4961 df-br 5111 df-opab 5173 df-mpt 5194 df-id 5536 df-xp 5644 df-rel 5645 df-cnv 5646 df-co 5647 df-dm 5648 df-rn 5649 df-res 5650 df-ima 5651 df-iota 6453 df-fun 6503 df-fv 6509 df-ov 7365 df-oprab 7366 df-mpo 7367 df-1st 7926 df-2nd 7927 df-func 17758 |
This theorem is referenced by: cofuval 17782 cofu1 17784 cofu2 17786 cofuval2 17787 cofucl 17788 cofuass 17789 cofulid 17790 cofurid 17791 funcres 17796 funcres2 17798 wunfunc 17799 wunfuncOLD 17800 funcpropd 17801 relfull 17809 relfth 17810 isfull 17811 isfth 17815 idffth 17834 cofull 17835 cofth 17836 ressffth 17839 isnat 17848 isnat2 17849 nat1st2nd 17852 fuccocl 17867 fucidcl 17868 fuclid 17869 fucrid 17870 fucass 17871 fucsect 17875 fucinv 17876 invfuc 17877 fuciso 17878 natpropd 17879 fucpropd 17880 catciso 18011 prfval 18101 prfcl 18105 prf1st 18106 prf2nd 18107 1st2ndprf 18108 evlfcllem 18124 evlfcl 18125 curf1cl 18131 curf2cl 18134 curfcl 18135 uncf1 18139 uncf2 18140 curfuncf 18141 uncfcurf 18142 diag1cl 18145 diag2cl 18149 curf2ndf 18150 yon1cl 18166 oyon1cl 18174 yonedalem1 18175 yonedalem21 18176 yonedalem3a 18177 yonedalem4c 18180 yonedalem22 18181 yonedalem3b 18182 yonedalem3 18183 yonedainv 18184 yonffthlem 18185 yoniso 18188 |
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