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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 17919 | . . . 4 ⊢ Rel (𝐶 Func 𝐷) | |
| 2 | prcoftposcurfucoa.f | . . . 4 ⊢ (𝜑 → 𝐹 ∈ (𝐶 Func 𝐷)) | |
| 3 | 1st2nd 8036 | . . . 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 7427 | . 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 6886 | . . . 4 ⊢ (𝜑 → ((1st ‘ ⚬ )‘𝐹) = ((1st ‘ ⚬ )‘〈(1st ‘𝐹), (2nd ‘𝐹)〉)) |
| 12 | 10, 11 | eqtrd 2804 | . . 3 ⊢ (𝜑 → 𝑀 = ((1st ‘ ⚬ )‘〈(1st ‘𝐹), (2nd ‘𝐹)〉)) |
| 13 | 2 | func1st2nd 49739 | . . 3 ⊢ (𝜑 → (1st ‘𝐹)(𝐶 Func 𝐷)(2nd ‘𝐹)) |
| 14 | 6, 7, 8, 9, 12, 13 | prcoftposcurfuco 50046 | . 2 ⊢ (𝜑 → (〈𝐷, 𝐸〉 −∘F 〈(1st ‘𝐹), (2nd ‘𝐹)〉) = 𝑀) |
| 15 | 5, 14 | eqtrd 2804 | 1 ⊢ (𝜑 → (〈𝐷, 𝐸〉 −∘F 𝐹) = 𝑀) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 = wceq 1567 ∈ wcel 2149 〈cop 4600 Rel wrel 5667 ‘cfv 6537 (class class class)co 7411 1st c1st 7984 2nd c2nd 7985 Catccat 17720 Func cfunc 17911 ∘func ccofu 17913 FuncCat cfuc 18002 curryF ccurf 18266 swapF cswapf 49922 ∘F cfuco 49979 −∘F cprcof 50036 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1822 ax-4 1836 ax-5 1937 ax-6 1994 ax-7 2035 ax-8 2151 ax-9 2159 ax-10 2182 ax-11 2198 ax-12 2219 ax-ext 2741 ax-rep 5242 ax-sep 5261 ax-nul 5271 ax-pow 5337 ax-pr 5405 ax-un 7733 ax-cnex 11156 ax-resscn 11157 ax-1cn 11158 ax-icn 11159 ax-addcl 11160 ax-addrcl 11161 ax-mulcl 11162 ax-mulrcl 11163 ax-mulcom 11164 ax-addass 11165 ax-mulass 11166 ax-distr 11167 ax-i2m1 11168 ax-1ne0 11169 ax-1rid 11170 ax-rnegex 11171 ax-rrecex 11172 ax-cnre 11173 ax-pre-lttri 11174 ax-pre-lttrn 11175 ax-pre-ltadd 11176 ax-pre-mulgt0 11177 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3or 1102 df-3an 1103 df-tru 1570 df-fal 1580 df-ex 1807 df-nf 1811 df-sb 2098 df-mo 2573 df-eu 2603 df-clab 2748 df-cleq 2761 df-clel 2844 df-nfc 2918 df-ne 2965 df-nel 3071 df-ral 3086 df-rex 3096 df-rmo 3376 df-reu 3377 df-rab 3424 df-v 3465 df-sbc 3754 df-csb 3862 df-dif 3916 df-un 3918 df-in 3920 df-ss 3930 df-pss 3933 df-nul 4295 df-if 4493 df-pw 4569 df-sn 4595 df-pr 4597 df-tp 4599 df-op 4601 df-uni 4877 df-iun 4962 df-br 5114 df-opab 5178 df-mpt 5197 df-tr 5223 df-id 5557 df-eprel 5562 df-po 5570 df-so 5571 df-fr 5615 df-we 5617 df-xp 5668 df-rel 5669 df-cnv 5670 df-co 5671 df-dm 5672 df-rn 5673 df-res 5674 df-ima 5675 df-pred 6303 df-ord 6364 df-on 6365 df-lim 6366 df-suc 6367 df-iota 6493 df-fun 6539 df-fn 6540 df-f 6541 df-f1 6542 df-fo 6543 df-f1o 6544 df-fv 6545 df-riota 7368 df-ov 7414 df-oprab 7415 df-mpo 7416 df-om 7863 df-1st 7986 df-2nd 7987 df-frecs 8278 df-wrecs 8309 df-recs 8358 df-rdg 8397 df-1o 8453 df-er 8694 df-map 8826 df-ixp 8896 df-en 8944 df-dom 8945 df-sdom 8946 df-fin 8947 df-pnf 11245 df-mnf 11246 df-xr 11247 df-ltxr 11248 df-le 11249 df-sub 11443 df-neg 11444 df-nn 12234 df-2 12303 df-3 12304 df-4 12305 df-5 12306 df-6 12307 df-7 12308 df-8 12309 df-9 12310 df-n0 12505 df-z 12592 df-dec 12712 df-uz 12863 df-fz 13536 df-struct 17207 df-slot 17242 df-ndx 17254 df-base 17270 df-hom 17334 df-cco 17335 df-cat 17724 df-cid 17725 df-func 17915 df-cofu 17917 df-nat 18003 df-fuc 18004 df-xpc 18228 df-curf 18270 df-swapf 49923 df-fuco 49980 df-prcof 50037 |
| This theorem is referenced by: prcoffunca 50049 |
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