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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 17816 | . 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 8037 | 1 ⊢ Rel (𝐷 Func 𝐸) |
| Colors of variables: wff setvar class |
| Syntax hints: ∧ wa 395 ∧ w3a 1087 = wceq 1542 ∈ wcel 2114 ∀wral 3052 [wsbc 3729 〈cop 4574 × cxp 5622 Rel wrel 5629 ⟶wf 6488 ‘cfv 6492 (class class class)co 7360 1st c1st 7933 2nd c2nd 7934 ↑m cmap 8766 Xcixp 8838 Basecbs 17170 Hom chom 17222 compcco 17223 Catccat 17621 Idccid 17622 Func cfunc 17812 |
| 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 2709 ax-sep 5231 ax-nul 5241 ax-pr 5370 ax-un 7682 |
| 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 2540 df-eu 2570 df-clab 2716 df-cleq 2729 df-clel 2812 df-nfc 2886 df-ne 2934 df-ral 3053 df-rex 3063 df-rab 3391 df-v 3432 df-sbc 3730 df-csb 3839 df-dif 3893 df-un 3895 df-in 3897 df-ss 3907 df-nul 4275 df-if 4468 df-sn 4569 df-pr 4571 df-op 4575 df-uni 4852 df-iun 4936 df-br 5087 df-opab 5149 df-mpt 5168 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 7363 df-oprab 7364 df-mpo 7365 df-1st 7935 df-2nd 7936 df-func 17816 |
| This theorem is referenced by: cofuval 17840 cofu1 17842 cofu2 17844 cofuval2 17845 cofucl 17846 cofuass 17847 cofulid 17848 cofurid 17849 funcres 17854 funcres2 17856 wunfunc 17859 funcpropd 17860 relfull 17868 relfth 17869 isfull 17870 isfth 17874 idffth 17893 cofull 17894 cofth 17895 ressffth 17898 isnat 17908 isnat2 17909 nat1st2nd 17912 fuccocl 17925 fucidcl 17926 fuclid 17927 fucrid 17928 fucass 17929 fucsect 17933 fucinv 17934 invfuc 17935 fuciso 17936 natpropd 17937 fucpropd 17938 catciso 18069 prfval 18156 prfcl 18160 prf1st 18161 prf2nd 18162 1st2ndprf 18163 evlfcllem 18178 evlfcl 18179 curf1cl 18185 curf2cl 18188 curfcl 18189 uncf1 18193 uncf2 18194 curfuncf 18195 uncfcurf 18196 diag1cl 18199 diag2cl 18203 curf2ndf 18204 yon1cl 18220 oyon1cl 18228 yonedalem1 18229 yonedalem21 18230 yonedalem3a 18231 yonedalem4c 18234 yonedalem22 18235 yonedalem3b 18236 yonedalem3 18237 yonedainv 18238 yonffthlem 18239 yoniso 18242 func1st2nd 49563 func1st 49564 func2nd 49565 0funcg 49572 0funcALT 49575 cofu1st2nd 49579 idfurcl 49585 oppfval 49623 oppfval2 49624 oppfoppc2 49629 funcoppc4 49631 funcoppc5 49632 oppff1 49635 oppff1o 49636 imassc 49640 imaid 49641 imaf1co 49642 imasubc3 49643 idfth 49645 upfval3 49665 up1st2nd 49672 up1st2ndr 49673 uptrlem2 49698 uptra 49702 uobeqw 49706 uobeq 49707 uptr2a 49709 natoppfb 49718 diag1 49791 fuco112 49816 fuco111 49817 fuco21 49823 fuco11bALT 49825 fuco22nat 49833 fucof21 49834 fucoid 49835 fucoid2 49836 fuco22a 49837 fucocolem4 49843 precofvalALT 49855 precofval3 49858 reldmprcof1 49868 prcoftposcurfuco 49870 prcoftposcurfucoa 49871 prcofdiag1 49880 prcofdiag 49881 oppfdiag1 49901 oppfdiag 49903 functhincfun 49936 functermc2 49996 eufunclem 50008 termcfuncval 50019 diagffth 50025 reldmlmd2 50140 reldmcmd2 50141 lmddu 50154 cmddu 50155 lmdran 50158 cmdlan 50159 |
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