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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 17874 | . 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 8068 | 1 ⊢ Rel (𝐷 Func 𝐸) |
| Colors of variables: wff setvar class |
| Syntax hints: ∧ wa 399 ∧ w3a 1097 = wceq 1559 ∈ wcel 2141 ∀wral 3075 [wsbc 3744 〈cop 4587 × cxp 5643 Rel wrel 5650 ⟶wf 6513 ‘cfv 6517 (class class class)co 7392 1st c1st 7964 2nd c2nd 7965 ↑m cmap 8803 Xcixp 8875 Basecbs 17228 Hom chom 17280 compcco 17281 Catccat 17679 Idccid 17680 Func cfunc 17870 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1814 ax-4 1828 ax-5 1929 ax-6 1986 ax-7 2027 ax-8 2143 ax-9 2151 ax-10 2174 ax-11 2190 ax-12 2211 ax-ext 2733 ax-sep 5245 ax-nul 5255 ax-pr 5389 ax-un 7714 |
| This theorem depends on definitions: df-bi 209 df-an 400 df-or 859 df-3an 1099 df-tru 1562 df-fal 1572 df-ex 1799 df-nf 1803 df-sb 2090 df-mo 2565 df-eu 2595 df-clab 2740 df-cleq 2753 df-clel 2836 df-nfc 2910 df-ne 2957 df-ral 3076 df-rex 3086 df-rab 3414 df-v 3455 df-sbc 3745 df-csb 3853 df-dif 3907 df-un 3909 df-in 3911 df-ss 3921 df-nul 4286 df-if 4480 df-sn 4582 df-pr 4584 df-op 4588 df-uni 4865 df-iun 4950 df-br 5100 df-opab 5162 df-mpt 5181 df-id 5540 df-xp 5651 df-rel 5652 df-cnv 5653 df-co 5654 df-dm 5655 df-rn 5656 df-res 5657 df-ima 5658 df-iota 6473 df-fun 6519 df-fv 6525 df-ov 7395 df-oprab 7396 df-mpo 7397 df-1st 7966 df-2nd 7967 df-func 17874 |
| This theorem is referenced by: cofuval 17898 cofu1 17900 cofu2 17902 cofuval2 17903 cofucl 17904 cofuass 17905 cofulid 17906 cofurid 17907 funcres 17912 funcres2 17914 wunfunc 17917 funcpropd 17918 relfull 17926 relfth 17927 isfull 17928 isfth 17932 idffth 17951 cofull 17952 cofth 17953 ressffth 17956 isnat 17966 isnat2 17967 nat1st2nd 17970 fuccocl 17983 fucidcl 17984 fuclid 17985 fucrid 17986 fucass 17987 fucsect 17991 fucinv 17992 invfuc 17993 fuciso 17994 natpropd 17995 fucpropd 17996 catciso 18127 prfval 18214 prfcl 18218 prf1st 18219 prf2nd 18220 1st2ndprf 18221 evlfcllem 18236 evlfcl 18237 curf1cl 18243 curf2cl 18246 curfcl 18247 uncf1 18251 uncf2 18252 curfuncf 18253 uncfcurf 18254 diag1cl 18257 diag2cl 18261 curf2ndf 18262 yon1cl 18278 oyon1cl 18286 yonedalem1 18287 yonedalem21 18288 yonedalem3a 18289 yonedalem4c 18292 yonedalem22 18293 yonedalem3b 18294 yonedalem3 18295 yonedainv 18296 yonffthlem 18297 yoniso 18300 func1st2nd 49661 func1st 49662 func2nd 49663 0funcg 49670 0funcALT 49673 cofu1st2nd 49677 idfurcl 49683 oppfval 49721 oppfval2 49722 oppfoppc2 49727 funcoppc4 49729 funcoppc5 49730 oppff1 49733 oppff1o 49734 imassc 49738 imaid 49739 imaf1co 49740 imasubc3 49741 idfth 49743 upfval3 49763 up1st2nd 49770 up1st2ndr 49771 uptrlem2 49796 uptra 49800 uobeqw 49804 uobeq 49805 uptr2a 49807 natoppfb 49816 diag1 49889 fuco112 49914 fuco111 49915 fuco21 49921 fuco11bALT 49923 fuco22nat 49931 fucof21 49932 fucoid 49933 fucoid2 49934 fuco22a 49935 fucocolem4 49941 precofvalALT 49953 precofval3 49956 reldmprcof1 49966 prcoftposcurfuco 49968 prcoftposcurfucoa 49969 prcofdiag1 49978 prcofdiag 49979 oppfdiag1 49999 oppfdiag 50001 functhincfun 50034 functermc2 50094 eufunclem 50106 termcfuncval 50117 diagffth 50123 reldmlmd2 50238 reldmcmd2 50239 lmddu 50252 cmddu 50253 lmdran 50256 cmdlan 50257 |
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