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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 17771 | . 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 8030 | 1 ⊢ Rel (𝐷 Func 𝐸) |
| Colors of variables: wff setvar class |
| Syntax hints: ∧ wa 395 ∧ w3a 1086 = wceq 1541 ∈ wcel 2111 ∀wral 3047 [wsbc 3736 〈cop 4581 × cxp 5617 Rel wrel 5624 ⟶wf 6483 ‘cfv 6487 (class class class)co 7352 1st c1st 7925 2nd c2nd 7926 ↑m cmap 8756 Xcixp 8827 Basecbs 17126 Hom chom 17178 compcco 17179 Catccat 17576 Idccid 17577 Func cfunc 17767 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1796 ax-4 1810 ax-5 1911 ax-6 1968 ax-7 2009 ax-8 2113 ax-9 2121 ax-10 2144 ax-11 2160 ax-12 2180 ax-ext 2703 ax-sep 5236 ax-nul 5246 ax-pr 5372 ax-un 7674 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3an 1088 df-tru 1544 df-fal 1554 df-ex 1781 df-nf 1785 df-sb 2068 df-mo 2535 df-eu 2564 df-clab 2710 df-cleq 2723 df-clel 2806 df-nfc 2881 df-ne 2929 df-ral 3048 df-rex 3057 df-rab 3396 df-v 3438 df-sbc 3737 df-csb 3846 df-dif 3900 df-un 3902 df-in 3904 df-ss 3914 df-nul 4283 df-if 4475 df-sn 4576 df-pr 4578 df-op 4582 df-uni 4859 df-iun 4943 df-br 5094 df-opab 5156 df-mpt 5175 df-id 5514 df-xp 5625 df-rel 5626 df-cnv 5627 df-co 5628 df-dm 5629 df-rn 5630 df-res 5631 df-ima 5632 df-iota 6443 df-fun 6489 df-fv 6495 df-ov 7355 df-oprab 7356 df-mpo 7357 df-1st 7927 df-2nd 7928 df-func 17771 |
| This theorem is referenced by: cofuval 17795 cofu1 17797 cofu2 17799 cofuval2 17800 cofucl 17801 cofuass 17802 cofulid 17803 cofurid 17804 funcres 17809 funcres2 17811 wunfunc 17814 funcpropd 17815 relfull 17823 relfth 17824 isfull 17825 isfth 17829 idffth 17848 cofull 17849 cofth 17850 ressffth 17853 isnat 17863 isnat2 17864 nat1st2nd 17867 fuccocl 17880 fucidcl 17881 fuclid 17882 fucrid 17883 fucass 17884 fucsect 17888 fucinv 17889 invfuc 17890 fuciso 17891 natpropd 17892 fucpropd 17893 catciso 18024 prfval 18111 prfcl 18115 prf1st 18116 prf2nd 18117 1st2ndprf 18118 evlfcllem 18133 evlfcl 18134 curf1cl 18140 curf2cl 18143 curfcl 18144 uncf1 18148 uncf2 18149 curfuncf 18150 uncfcurf 18151 diag1cl 18154 diag2cl 18158 curf2ndf 18159 yon1cl 18175 oyon1cl 18183 yonedalem1 18184 yonedalem21 18185 yonedalem3a 18186 yonedalem4c 18189 yonedalem22 18190 yonedalem3b 18191 yonedalem3 18192 yonedainv 18193 yonffthlem 18194 yoniso 18197 func1st2nd 49182 func1st 49183 func2nd 49184 0funcg 49191 0funcALT 49194 cofu1st2nd 49198 idfurcl 49204 oppfval 49242 oppfval2 49243 oppfoppc2 49248 funcoppc4 49250 funcoppc5 49251 oppff1 49254 oppff1o 49255 imassc 49259 imaid 49260 imaf1co 49261 imasubc3 49262 idfth 49264 upfval3 49284 up1st2nd 49291 up1st2ndr 49292 uptrlem2 49317 uptra 49321 uobeqw 49325 uobeq 49326 uptr2a 49328 natoppfb 49337 diag1 49410 fuco112 49435 fuco111 49436 fuco21 49442 fuco11bALT 49444 fuco22nat 49452 fucof21 49453 fucoid 49454 fucoid2 49455 fuco22a 49456 fucocolem4 49462 precofvalALT 49474 precofval3 49477 reldmprcof1 49487 prcoftposcurfuco 49489 prcoftposcurfucoa 49490 prcofdiag1 49499 prcofdiag 49500 oppfdiag1 49520 oppfdiag 49522 functhincfun 49555 functermc2 49615 eufunclem 49627 termcfuncval 49638 diagffth 49644 reldmlmd2 49759 reldmcmd2 49760 lmddu 49773 cmddu 49774 lmdran 49777 cmdlan 49778 |
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