| 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 17823 | . 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 8040 | 1 ⊢ Rel (𝐷 Func 𝐸) |
| Colors of variables: wff setvar class |
| Syntax hints: ∧ wa 396 ∧ w3a 1092 = wceq 1547 ∈ wcel 2119 ∀wral 3054 [wsbc 3730 〈cop 4568 × cxp 5623 Rel wrel 5630 ⟶wf 6488 ‘cfv 6492 (class class class)co 7363 1st c1st 7936 2nd c2nd 7937 ↑m cmap 8770 Xcixp 8842 Basecbs 17177 Hom chom 17229 compcco 17230 Catccat 17628 Idccid 17629 Func cfunc 17819 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1802 ax-4 1816 ax-5 1917 ax-6 1974 ax-7 2015 ax-8 2121 ax-9 2129 ax-10 2152 ax-11 2168 ax-12 2189 ax-ext 2712 ax-sep 5225 ax-nul 5235 ax-pr 5369 ax-un 7685 |
| This theorem depends on definitions: df-bi 208 df-an 397 df-or 854 df-3an 1094 df-tru 1550 df-fal 1560 df-ex 1787 df-nf 1791 df-sb 2074 df-mo 2543 df-eu 2573 df-clab 2719 df-cleq 2732 df-clel 2815 df-nfc 2889 df-ne 2936 df-ral 3055 df-rex 3065 df-rab 3393 df-v 3434 df-sbc 3731 df-csb 3839 df-dif 3893 df-un 3895 df-in 3897 df-ss 3907 df-nul 4269 df-if 4462 df-sn 4563 df-pr 4565 df-op 4569 df-uni 4846 df-iun 4930 df-br 5080 df-opab 5142 df-mpt 5161 df-id 5520 df-xp 5631 df-rel 5632 df-cnv 5633 df-co 5634 df-dm 5635 df-rn 5636 df-res 5637 df-ima 5638 df-iota 6448 df-fun 6494 df-fv 6500 df-ov 7366 df-oprab 7367 df-mpo 7368 df-1st 7938 df-2nd 7939 df-func 17823 |
| This theorem is referenced by: cofuval 17847 cofu1 17849 cofu2 17851 cofuval2 17852 cofucl 17853 cofuass 17854 cofulid 17855 cofurid 17856 funcres 17861 funcres2 17863 wunfunc 17866 funcpropd 17867 relfull 17875 relfth 17876 isfull 17877 isfth 17881 idffth 17900 cofull 17901 cofth 17902 ressffth 17905 isnat 17915 isnat2 17916 nat1st2nd 17919 fuccocl 17932 fucidcl 17933 fuclid 17934 fucrid 17935 fucass 17936 fucsect 17940 fucinv 17941 invfuc 17942 fuciso 17943 natpropd 17944 fucpropd 17945 catciso 18076 prfval 18163 prfcl 18167 prf1st 18168 prf2nd 18169 1st2ndprf 18170 evlfcllem 18185 evlfcl 18186 curf1cl 18192 curf2cl 18195 curfcl 18196 uncf1 18200 uncf2 18201 curfuncf 18202 uncfcurf 18203 diag1cl 18206 diag2cl 18210 curf2ndf 18211 yon1cl 18227 oyon1cl 18235 yonedalem1 18236 yonedalem21 18237 yonedalem3a 18238 yonedalem4c 18241 yonedalem22 18242 yonedalem3b 18243 yonedalem3 18244 yonedainv 18245 yonffthlem 18246 yoniso 18249 func1st2nd 49573 func1st 49574 func2nd 49575 0funcg 49582 0funcALT 49585 cofu1st2nd 49589 idfurcl 49595 oppfval 49633 oppfval2 49634 oppfoppc2 49639 funcoppc4 49641 funcoppc5 49642 oppff1 49645 oppff1o 49646 imassc 49650 imaid 49651 imaf1co 49652 imasubc3 49653 idfth 49655 upfval3 49675 up1st2nd 49682 up1st2ndr 49683 uptrlem2 49708 uptra 49712 uobeqw 49716 uobeq 49717 uptr2a 49719 natoppfb 49728 diag1 49801 fuco112 49826 fuco111 49827 fuco21 49833 fuco11bALT 49835 fuco22nat 49843 fucof21 49844 fucoid 49845 fucoid2 49846 fuco22a 49847 fucocolem4 49853 precofvalALT 49865 precofval3 49868 reldmprcof1 49878 prcoftposcurfuco 49880 prcoftposcurfucoa 49881 prcofdiag1 49890 prcofdiag 49891 oppfdiag1 49911 oppfdiag 49913 functhincfun 49946 functermc2 50006 eufunclem 50018 termcfuncval 50029 diagffth 50035 reldmlmd2 50150 reldmcmd2 50151 lmddu 50164 cmddu 50165 lmdran 50168 cmdlan 50169 |
| Copyright terms: Public domain | W3C validator |