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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 17769 | . . . 4 ⊢ Rel (𝐶 Func 𝐷) | |
| 2 | prcoftposcurfucoa.f | . . . 4 ⊢ (𝜑 → 𝐹 ∈ (𝐶 Func 𝐷)) | |
| 3 | 1st2nd 7971 | . . . 4 ⊢ ((Rel (𝐶 Func 𝐷) ∧ 𝐹 ∈ (𝐶 Func 𝐷)) → 𝐹 = 〈(1st ‘𝐹), (2nd ‘𝐹)〉) | |
| 4 | 1, 2, 3 | sylancr 587 | . . 3 ⊢ (𝜑 → 𝐹 = 〈(1st ‘𝐹), (2nd ‘𝐹)〉) |
| 5 | 4 | oveq2d 7362 | . 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 6826 | . . . 4 ⊢ (𝜑 → ((1st ‘ ⚬ )‘𝐹) = ((1st ‘ ⚬ )‘〈(1st ‘𝐹), (2nd ‘𝐹)〉)) |
| 12 | 10, 11 | eqtrd 2766 | . . 3 ⊢ (𝜑 → 𝑀 = ((1st ‘ ⚬ )‘〈(1st ‘𝐹), (2nd ‘𝐹)〉)) |
| 13 | 2 | func1st2nd 49187 | . . 3 ⊢ (𝜑 → (1st ‘𝐹)(𝐶 Func 𝐷)(2nd ‘𝐹)) |
| 14 | 6, 7, 8, 9, 12, 13 | prcoftposcurfuco 49494 | . 2 ⊢ (𝜑 → (〈𝐷, 𝐸〉 −∘F 〈(1st ‘𝐹), (2nd ‘𝐹)〉) = 𝑀) |
| 15 | 5, 14 | eqtrd 2766 | 1 ⊢ (𝜑 → (〈𝐷, 𝐸〉 −∘F 𝐹) = 𝑀) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 = wceq 1541 ∈ wcel 2111 〈cop 4579 Rel wrel 5619 ‘cfv 6481 (class class class)co 7346 1st c1st 7919 2nd c2nd 7920 Catccat 17570 Func cfunc 17761 ∘func ccofu 17763 FuncCat cfuc 17852 curryF ccurf 18116 swapF cswapf 49370 ∘F cfuco 49427 −∘F cprcof 49484 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1796 ax-4 1810 ax-5 1911 ax-6 1968 ax-7 2009 ax-8 2113 ax-9 2121 ax-10 2144 ax-11 2160 ax-12 2180 ax-ext 2703 ax-rep 5215 ax-sep 5232 ax-nul 5242 ax-pow 5301 ax-pr 5368 ax-un 7668 ax-cnex 11062 ax-resscn 11063 ax-1cn 11064 ax-icn 11065 ax-addcl 11066 ax-addrcl 11067 ax-mulcl 11068 ax-mulrcl 11069 ax-mulcom 11070 ax-addass 11071 ax-mulass 11072 ax-distr 11073 ax-i2m1 11074 ax-1ne0 11075 ax-1rid 11076 ax-rnegex 11077 ax-rrecex 11078 ax-cnre 11079 ax-pre-lttri 11080 ax-pre-lttrn 11081 ax-pre-ltadd 11082 ax-pre-mulgt0 11083 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3or 1087 df-3an 1088 df-tru 1544 df-fal 1554 df-ex 1781 df-nf 1785 df-sb 2068 df-mo 2535 df-eu 2564 df-clab 2710 df-cleq 2723 df-clel 2806 df-nfc 2881 df-ne 2929 df-nel 3033 df-ral 3048 df-rex 3057 df-rmo 3346 df-reu 3347 df-rab 3396 df-v 3438 df-sbc 3737 df-csb 3846 df-dif 3900 df-un 3902 df-in 3904 df-ss 3914 df-pss 3917 df-nul 4281 df-if 4473 df-pw 4549 df-sn 4574 df-pr 4576 df-tp 4578 df-op 4580 df-uni 4857 df-iun 4941 df-br 5090 df-opab 5152 df-mpt 5171 df-tr 5197 df-id 5509 df-eprel 5514 df-po 5522 df-so 5523 df-fr 5567 df-we 5569 df-xp 5620 df-rel 5621 df-cnv 5622 df-co 5623 df-dm 5624 df-rn 5625 df-res 5626 df-ima 5627 df-pred 6248 df-ord 6309 df-on 6310 df-lim 6311 df-suc 6312 df-iota 6437 df-fun 6483 df-fn 6484 df-f 6485 df-f1 6486 df-fo 6487 df-f1o 6488 df-fv 6489 df-riota 7303 df-ov 7349 df-oprab 7350 df-mpo 7351 df-om 7797 df-1st 7921 df-2nd 7922 df-frecs 8211 df-wrecs 8242 df-recs 8291 df-rdg 8329 df-1o 8385 df-er 8622 df-map 8752 df-ixp 8822 df-en 8870 df-dom 8871 df-sdom 8872 df-fin 8873 df-pnf 11148 df-mnf 11149 df-xr 11150 df-ltxr 11151 df-le 11152 df-sub 11346 df-neg 11347 df-nn 12126 df-2 12188 df-3 12189 df-4 12190 df-5 12191 df-6 12192 df-7 12193 df-8 12194 df-9 12195 df-n0 12382 df-z 12469 df-dec 12589 df-uz 12733 df-fz 13408 df-struct 17058 df-slot 17093 df-ndx 17105 df-base 17121 df-hom 17185 df-cco 17186 df-cat 17574 df-cid 17575 df-func 17765 df-cofu 17767 df-nat 17853 df-fuc 17854 df-xpc 18078 df-curf 18120 df-swapf 49371 df-fuco 49428 df-prcof 49485 |
| This theorem is referenced by: prcoffunca 49497 |
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