| Metamath Proof Explorer |
< Previous
Next >
Nearby theorems |
||
| 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 17825 | . 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 8044 | 1 ⊢ Rel (𝐷 Func 𝐸) |
| Colors of variables: wff setvar class |
| Syntax hints: ∧ wa 395 ∧ w3a 1087 = wceq 1542 ∈ wcel 2114 ∀wral 3051 [wsbc 3728 〈cop 4573 × cxp 5629 Rel wrel 5636 ⟶wf 6494 ‘cfv 6498 (class class class)co 7367 1st c1st 7940 2nd c2nd 7941 ↑m cmap 8773 Xcixp 8845 Basecbs 17179 Hom chom 17231 compcco 17232 Catccat 17630 Idccid 17631 Func cfunc 17821 |
| 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 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-10 2147 ax-11 2163 ax-12 2185 ax-ext 2708 ax-sep 5231 ax-nul 5241 ax-pr 5375 ax-un 7689 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3an 1089 df-tru 1545 df-fal 1555 df-ex 1782 df-nf 1786 df-sb 2069 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 3062 df-rab 3390 df-v 3431 df-sbc 3729 df-csb 3838 df-dif 3892 df-un 3894 df-in 3896 df-ss 3906 df-nul 4274 df-if 4467 df-sn 4568 df-pr 4570 df-op 4574 df-uni 4851 df-iun 4935 df-br 5086 df-opab 5148 df-mpt 5167 df-id 5526 df-xp 5637 df-rel 5638 df-cnv 5639 df-co 5640 df-dm 5641 df-rn 5642 df-res 5643 df-ima 5644 df-iota 6454 df-fun 6500 df-fv 6506 df-ov 7370 df-oprab 7371 df-mpo 7372 df-1st 7942 df-2nd 7943 df-func 17825 |
| This theorem is referenced by: cofuval 17849 cofu1 17851 cofu2 17853 cofuval2 17854 cofucl 17855 cofuass 17856 cofulid 17857 cofurid 17858 funcres 17863 funcres2 17865 wunfunc 17868 funcpropd 17869 relfull 17877 relfth 17878 isfull 17879 isfth 17883 idffth 17902 cofull 17903 cofth 17904 ressffth 17907 isnat 17917 isnat2 17918 nat1st2nd 17921 fuccocl 17934 fucidcl 17935 fuclid 17936 fucrid 17937 fucass 17938 fucsect 17942 fucinv 17943 invfuc 17944 fuciso 17945 natpropd 17946 fucpropd 17947 catciso 18078 prfval 18165 prfcl 18169 prf1st 18170 prf2nd 18171 1st2ndprf 18172 evlfcllem 18187 evlfcl 18188 curf1cl 18194 curf2cl 18197 curfcl 18198 uncf1 18202 uncf2 18203 curfuncf 18204 uncfcurf 18205 diag1cl 18208 diag2cl 18212 curf2ndf 18213 yon1cl 18229 oyon1cl 18237 yonedalem1 18238 yonedalem21 18239 yonedalem3a 18240 yonedalem4c 18243 yonedalem22 18244 yonedalem3b 18245 yonedalem3 18246 yonedainv 18247 yonffthlem 18248 yoniso 18251 func1st2nd 49551 func1st 49552 func2nd 49553 0funcg 49560 0funcALT 49563 cofu1st2nd 49567 idfurcl 49573 oppfval 49611 oppfval2 49612 oppfoppc2 49617 funcoppc4 49619 funcoppc5 49620 oppff1 49623 oppff1o 49624 imassc 49628 imaid 49629 imaf1co 49630 imasubc3 49631 idfth 49633 upfval3 49653 up1st2nd 49660 up1st2ndr 49661 uptrlem2 49686 uptra 49690 uobeqw 49694 uobeq 49695 uptr2a 49697 natoppfb 49706 diag1 49779 fuco112 49804 fuco111 49805 fuco21 49811 fuco11bALT 49813 fuco22nat 49821 fucof21 49822 fucoid 49823 fucoid2 49824 fuco22a 49825 fucocolem4 49831 precofvalALT 49843 precofval3 49846 reldmprcof1 49856 prcoftposcurfuco 49858 prcoftposcurfucoa 49859 prcofdiag1 49868 prcofdiag 49869 oppfdiag1 49889 oppfdiag 49891 functhincfun 49924 functermc2 49984 eufunclem 49996 termcfuncval 50007 diagffth 50013 reldmlmd2 50128 reldmcmd2 50129 lmddu 50142 cmddu 50143 lmdran 50146 cmdlan 50147 |
| Copyright terms: Public domain | W3C validator |