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| Mirrors > Home > MPE Home > Th. List > Mathboxes > prcoftposcurfucoa | Structured version Visualization version GIF version | ||
| Description: The pre-composition functor is the transposed curry of the functor composition bifunctor. (Contributed by Zhi Wang, 2-Nov-2025.) |
| Ref | Expression |
|---|---|
| prcoffunc.r | ⊢ 𝑅 = (𝐷 FuncCat 𝐸) |
| prcoffunc.e | ⊢ (𝜑 → 𝐸 ∈ Cat) |
| prcoftposcurfuco.q | ⊢ 𝑄 = (𝐶 FuncCat 𝐷) |
| prcoftposcurfuco.o | ⊢ (𝜑 → ⚬ = (〈𝑄, 𝑅〉 curryF ((〈𝐶, 𝐷〉 ∘F 𝐸) ∘func (𝑄 swapF 𝑅)))) |
| prcoftposcurfucoa.m | ⊢ (𝜑 → 𝑀 = ((1st ‘ ⚬ )‘𝐹)) |
| prcoftposcurfucoa.f | ⊢ (𝜑 → 𝐹 ∈ (𝐶 Func 𝐷)) |
| Ref | Expression |
|---|---|
| prcoftposcurfucoa | ⊢ (𝜑 → (〈𝐷, 𝐸〉 −∘F 𝐹) = 𝑀) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | relfunc 17923 | . . . 4 ⊢ Rel (𝐶 Func 𝐷) | |
| 2 | prcoftposcurfucoa.f | . . . 4 ⊢ (𝜑 → 𝐹 ∈ (𝐶 Func 𝐷)) | |
| 3 | 1st2nd 8032 | . . . 4 ⊢ ((Rel (𝐶 Func 𝐷) ∧ 𝐹 ∈ (𝐶 Func 𝐷)) → 𝐹 = 〈(1st ‘𝐹), (2nd ‘𝐹)〉) | |
| 4 | 1, 2, 3 | sylancr 598 | . . 3 ⊢ (𝜑 → 𝐹 = 〈(1st ‘𝐹), (2nd ‘𝐹)〉) |
| 5 | 4 | oveq2d 7426 | . 2 ⊢ (𝜑 → (〈𝐷, 𝐸〉 −∘F 𝐹) = (〈𝐷, 𝐸〉 −∘F 〈(1st ‘𝐹), (2nd ‘𝐹)〉)) |
| 6 | prcoffunc.r | . . 3 ⊢ 𝑅 = (𝐷 FuncCat 𝐸) | |
| 7 | prcoffunc.e | . . 3 ⊢ (𝜑 → 𝐸 ∈ Cat) | |
| 8 | prcoftposcurfuco.q | . . 3 ⊢ 𝑄 = (𝐶 FuncCat 𝐷) | |
| 9 | prcoftposcurfuco.o | . . 3 ⊢ (𝜑 → ⚬ = (〈𝑄, 𝑅〉 curryF ((〈𝐶, 𝐷〉 ∘F 𝐸) ∘func (𝑄 swapF 𝑅)))) | |
| 10 | prcoftposcurfucoa.m | . . . 4 ⊢ (𝜑 → 𝑀 = ((1st ‘ ⚬ )‘𝐹)) | |
| 11 | 4 | fveq2d 6885 | . . . 4 ⊢ (𝜑 → ((1st ‘ ⚬ )‘𝐹) = ((1st ‘ ⚬ )‘〈(1st ‘𝐹), (2nd ‘𝐹)〉)) |
| 12 | 10, 11 | eqtrd 2798 | . . 3 ⊢ (𝜑 → 𝑀 = ((1st ‘ ⚬ )‘〈(1st ‘𝐹), (2nd ‘𝐹)〉)) |
| 13 | 2 | func1st2nd 49882 | . . 3 ⊢ (𝜑 → (1st ‘𝐹)(𝐶 Func 𝐷)(2nd ‘𝐹)) |
| 14 | 6, 7, 8, 9, 12, 13 | prcoftposcurfuco 50189 | . 2 ⊢ (𝜑 → (〈𝐷, 𝐸〉 −∘F 〈(1st ‘𝐹), (2nd ‘𝐹)〉) = 𝑀) |
| 15 | 5, 14 | eqtrd 2798 | 1 ⊢ (𝜑 → (〈𝐷, 𝐸〉 −∘F 𝐹) = 𝑀) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 = wceq 1570 ∈ wcel 2143 〈cop 4595 Rel wrel 5666 ‘cfv 6536 (class class class)co 7410 1st c1st 7980 2nd c2nd 7981 Catccat 17724 Func cfunc 17915 ∘func ccofu 17917 FuncCat cfuc 18006 curryF ccurf 18270 swapF cswapf 50065 ∘F cfuco 50122 −∘F cprcof 50179 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1825 ax-4 1839 ax-5 1940 ax-6 1997 ax-7 2038 ax-8 2145 ax-9 2153 ax-10 2176 ax-11 2192 ax-12 2213 ax-ext 2735 ax-rep 5238 ax-sep 5257 ax-nul 5269 ax-pow 5336 ax-pr 5404 ax-un 7732 ax-cnex 11160 ax-resscn 11161 ax-1cn 11162 ax-icn 11163 ax-addcl 11164 ax-addrcl 11165 ax-mulcl 11166 ax-mulrcl 11167 ax-mulcom 11168 ax-addass 11169 ax-mulass 11170 ax-distr 11171 ax-i2m1 11172 ax-1ne0 11173 ax-1rid 11174 ax-rnegex 11175 ax-rrecex 11176 ax-cnre 11177 ax-pre-lttri 11178 ax-pre-lttrn 11179 ax-pre-ltadd 11180 ax-pre-mulgt0 11181 |
| This proof depends on definitions: df-bi 210 df-an 401 df-or 861 df-3or 1104 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1810 df-nf 1814 df-sb 2097 df-mo 2567 df-eu 2597 df-clab 2742 df-cleq 2755 df-clel 2838 df-nfc 2912 df-ne 2959 df-nel 3065 df-ral 3080 df-rex 3090 df-rmo 3369 df-reu 3370 df-rab 3417 df-v 3457 df-sbc 3745 df-csb 3854 df-dif 3908 df-un 3910 df-in 3912 df-ss 3922 df-pss 3925 df-nul 4287 df-if 4488 df-pw 4564 df-sn 4590 df-pr 4592 df-tp 4594 df-op 4596 df-uni 4873 df-iun 4958 df-br 5110 df-opab 5174 df-mpt 5193 df-tr 5219 df-id 5556 df-eprel 5561 df-po 5569 df-so 5570 df-fr 5614 df-we 5616 df-xp 5667 df-rel 5668 df-cnv 5669 df-co 5670 df-dm 5671 df-rn 5672 df-res 5673 df-ima 5674 df-pred 6302 df-ord 6363 df-on 6364 df-lim 6365 df-suc 6366 df-iota 6492 df-fun 6538 df-fn 6539 df-f 6540 df-f1 6541 df-fo 6542 df-f1o 6543 df-fv 6544 df-riota 7367 df-ov 7413 df-oprab 7414 df-mpo 7415 df-om 7859 df-1st 7982 df-2nd 7983 df-frecs 8274 df-wrecs 8305 df-recs 8354 df-rdg 8393 df-1o 8449 df-er 8690 df-map 8822 df-ixp 8892 df-en 8940 df-dom 8941 df-sdom 8942 df-fin 8943 df-pnf 11249 df-mnf 11250 df-xr 11251 df-ltxr 11252 df-le 11253 df-sub 11447 df-neg 11448 df-nn 12238 df-2 12307 df-3 12308 df-4 12309 df-5 12310 df-6 12311 df-7 12312 df-8 12313 df-9 12314 df-n0 12509 df-z 12596 df-dec 12716 df-uz 12867 df-fz 13540 df-struct 17211 df-slot 17246 df-ndx 17258 df-base 17274 df-hom 17338 df-cco 17339 df-cat 17728 df-cid 17729 df-func 17919 df-cofu 17921 df-nat 18007 df-fuc 18008 df-xpc 18232 df-curf 18274 df-swapf 50066 df-fuco 50123 df-prcof 50180 |
| This theorem is used by: prcoffunca 50192 |
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