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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 17905 | . 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 8077 | 1 ⊢ Rel (𝐷 Func 𝐸) |
| Colors of variables: wff setvar class |
| Syntax hints: ∧ wa 400 ∧ w3a 1101 = wceq 1563 ∈ wcel 2145 ∀wral 3079 [wsbc 3747 〈cop 4591 × cxp 5650 Rel wrel 5657 ⟶wf 6521 ‘cfv 6525 (class class class)co 7400 1st c1st 7972 2nd c2nd 7973 ↑m cmap 8812 Xcixp 8883 Basecbs 17259 Hom chom 17311 compcco 17312 Catccat 17710 Idccid 17711 Func cfunc 17901 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1818 ax-4 1832 ax-5 1933 ax-6 1990 ax-7 2031 ax-8 2147 ax-9 2155 ax-10 2178 ax-11 2194 ax-12 2215 ax-ext 2737 ax-sep 5251 ax-nul 5261 ax-pr 5395 ax-un 7722 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3an 1103 df-tru 1566 df-fal 1576 df-ex 1803 df-nf 1807 df-sb 2094 df-mo 2569 df-eu 2599 df-clab 2744 df-cleq 2757 df-clel 2840 df-nfc 2914 df-ne 2961 df-ral 3080 df-rex 3090 df-rab 3418 df-v 3459 df-sbc 3748 df-csb 3856 df-dif 3910 df-un 3912 df-in 3914 df-ss 3924 df-nul 4289 df-if 4484 df-sn 4586 df-pr 4588 df-op 4592 df-uni 4869 df-iun 4954 df-br 5106 df-opab 5168 df-mpt 5187 df-id 5547 df-xp 5658 df-rel 5659 df-cnv 5660 df-co 5661 df-dm 5662 df-rn 5663 df-res 5664 df-ima 5665 df-iota 6481 df-fun 6527 df-fv 6533 df-ov 7403 df-oprab 7404 df-mpo 7405 df-1st 7974 df-2nd 7975 df-func 17905 |
| This theorem is referenced by: cofuval 17929 cofu1 17931 cofu2 17933 cofuval2 17934 cofucl 17935 cofuass 17936 cofulid 17937 cofurid 17938 funcres 17943 funcres2 17945 wunfunc 17948 funcpropd 17949 relfull 17957 relfth 17958 isfull 17959 isfth 17963 idffth 17982 cofull 17983 cofth 17984 ressffth 17987 isnat 17997 isnat2 17998 nat1st2nd 18001 fuccocl 18014 fucidcl 18015 fuclid 18016 fucrid 18017 fucass 18018 fucsect 18022 fucinv 18023 invfuc 18024 fuciso 18025 natpropd 18026 fucpropd 18027 catciso 18158 prfval 18245 prfcl 18249 prf1st 18250 prf2nd 18251 1st2ndprf 18252 evlfcllem 18267 evlfcl 18268 curf1cl 18274 curf2cl 18277 curfcl 18278 uncf1 18282 uncf2 18283 curfuncf 18284 uncfcurf 18285 diag1cl 18288 diag2cl 18292 curf2ndf 18293 yon1cl 18309 oyon1cl 18317 yonedalem1 18318 yonedalem21 18319 yonedalem3a 18320 yonedalem4c 18323 yonedalem22 18324 yonedalem3b 18325 yonedalem3 18326 yonedainv 18327 yonffthlem 18328 yoniso 18331 func1st2nd 49705 func1st 49706 func2nd 49707 0funcg 49714 0funcALT 49717 cofu1st2nd 49721 idfurcl 49727 oppfval 49765 oppfval2 49766 oppfoppc2 49771 funcoppc4 49773 funcoppc5 49774 oppff1 49777 oppff1o 49778 imassc 49782 imaid 49783 imaf1co 49784 imasubc3 49785 idfth 49787 upfval3 49807 up1st2nd 49814 up1st2ndr 49815 uptrlem2 49840 uptra 49844 uobeqw 49848 uobeq 49849 uptr2a 49851 natoppfb 49860 diag1 49933 fuco112 49958 fuco111 49959 fuco21 49965 fuco11bALT 49967 fuco22nat 49975 fucof21 49976 fucoid 49977 fucoid2 49978 fuco22a 49979 fucocolem4 49985 precofvalALT 49997 precofval3 50000 reldmprcof1 50010 prcoftposcurfuco 50012 prcoftposcurfucoa 50013 prcofdiag1 50022 prcofdiag 50023 oppfdiag1 50043 oppfdiag 50045 functhincfun 50078 functermc2 50138 eufunclem 50150 termcfuncval 50161 diagffth 50167 reldmlmd2 50282 reldmcmd2 50283 lmddu 50296 cmddu 50297 lmdran 50300 cmdlan 50301 |
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