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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 17782 | . 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 8036 | 1 ⊢ Rel (𝐷 Func 𝐸) |
| Colors of variables: wff setvar class |
| Syntax hints: ∧ wa 395 ∧ w3a 1086 = wceq 1541 ∈ wcel 2113 ∀wral 3051 [wsbc 3740 〈cop 4586 × cxp 5622 Rel wrel 5629 ⟶wf 6488 ‘cfv 6492 (class class class)co 7358 1st c1st 7931 2nd c2nd 7932 ↑m cmap 8763 Xcixp 8835 Basecbs 17136 Hom chom 17188 compcco 17189 Catccat 17587 Idccid 17588 Func cfunc 17778 |
| 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 2115 ax-9 2123 ax-10 2146 ax-11 2162 ax-12 2184 ax-ext 2708 ax-sep 5241 ax-nul 5251 ax-pr 5377 ax-un 7680 |
| 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 2539 df-eu 2569 df-clab 2715 df-cleq 2728 df-clel 2811 df-nfc 2885 df-ne 2933 df-ral 3052 df-rex 3061 df-rab 3400 df-v 3442 df-sbc 3741 df-csb 3850 df-dif 3904 df-un 3906 df-in 3908 df-ss 3918 df-nul 4286 df-if 4480 df-sn 4581 df-pr 4583 df-op 4587 df-uni 4864 df-iun 4948 df-br 5099 df-opab 5161 df-mpt 5180 df-id 5519 df-xp 5630 df-rel 5631 df-cnv 5632 df-co 5633 df-dm 5634 df-rn 5635 df-res 5636 df-ima 5637 df-iota 6448 df-fun 6494 df-fv 6500 df-ov 7361 df-oprab 7362 df-mpo 7363 df-1st 7933 df-2nd 7934 df-func 17782 |
| This theorem is referenced by: cofuval 17806 cofu1 17808 cofu2 17810 cofuval2 17811 cofucl 17812 cofuass 17813 cofulid 17814 cofurid 17815 funcres 17820 funcres2 17822 wunfunc 17825 funcpropd 17826 relfull 17834 relfth 17835 isfull 17836 isfth 17840 idffth 17859 cofull 17860 cofth 17861 ressffth 17864 isnat 17874 isnat2 17875 nat1st2nd 17878 fuccocl 17891 fucidcl 17892 fuclid 17893 fucrid 17894 fucass 17895 fucsect 17899 fucinv 17900 invfuc 17901 fuciso 17902 natpropd 17903 fucpropd 17904 catciso 18035 prfval 18122 prfcl 18126 prf1st 18127 prf2nd 18128 1st2ndprf 18129 evlfcllem 18144 evlfcl 18145 curf1cl 18151 curf2cl 18154 curfcl 18155 uncf1 18159 uncf2 18160 curfuncf 18161 uncfcurf 18162 diag1cl 18165 diag2cl 18169 curf2ndf 18170 yon1cl 18186 oyon1cl 18194 yonedalem1 18195 yonedalem21 18196 yonedalem3a 18197 yonedalem4c 18200 yonedalem22 18201 yonedalem3b 18202 yonedalem3 18203 yonedainv 18204 yonffthlem 18205 yoniso 18208 func1st2nd 49317 func1st 49318 func2nd 49319 0funcg 49326 0funcALT 49329 cofu1st2nd 49333 idfurcl 49339 oppfval 49377 oppfval2 49378 oppfoppc2 49383 funcoppc4 49385 funcoppc5 49386 oppff1 49389 oppff1o 49390 imassc 49394 imaid 49395 imaf1co 49396 imasubc3 49397 idfth 49399 upfval3 49419 up1st2nd 49426 up1st2ndr 49427 uptrlem2 49452 uptra 49456 uobeqw 49460 uobeq 49461 uptr2a 49463 natoppfb 49472 diag1 49545 fuco112 49570 fuco111 49571 fuco21 49577 fuco11bALT 49579 fuco22nat 49587 fucof21 49588 fucoid 49589 fucoid2 49590 fuco22a 49591 fucocolem4 49597 precofvalALT 49609 precofval3 49612 reldmprcof1 49622 prcoftposcurfuco 49624 prcoftposcurfucoa 49625 prcofdiag1 49634 prcofdiag 49635 oppfdiag1 49655 oppfdiag 49657 functhincfun 49690 functermc2 49750 eufunclem 49762 termcfuncval 49773 diagffth 49779 reldmlmd2 49894 reldmcmd2 49895 lmddu 49908 cmddu 49909 lmdran 49912 cmdlan 49913 |
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