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| Mirrors > Home > MPE Home > Th. List > Mathboxes > prcoffunca | Structured version Visualization version GIF version | ||
| Description: The pre-composition functor is a functor. (Contributed by Zhi Wang, 2-Nov-2025.) |
| Ref | Expression |
|---|---|
| prcoffunc.r | ⊢ 𝑅 = (𝐷 FuncCat 𝐸) |
| prcoffunc.e | ⊢ (𝜑 → 𝐸 ∈ Cat) |
| prcoffunc.s | ⊢ 𝑆 = (𝐶 FuncCat 𝐸) |
| prcoffunca.f | ⊢ (𝜑 → 𝐹 ∈ (𝐶 Func 𝐷)) |
| Ref | Expression |
|---|---|
| prcoffunca | ⊢ (𝜑 → (〈𝐷, 𝐸〉 −∘F 𝐹) ∈ (𝑅 Func 𝑆)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | eqid 2737 | . 2 ⊢ (𝐶 FuncCat 𝐷) = (𝐶 FuncCat 𝐷) | |
| 2 | prcoffunc.r | . 2 ⊢ 𝑅 = (𝐷 FuncCat 𝐸) | |
| 3 | eqidd 2738 | . 2 ⊢ (𝜑 → (〈(𝐶 FuncCat 𝐷), 𝑅〉 curryF ((〈𝐶, 𝐷〉 ∘F 𝐸) ∘func ((𝐶 FuncCat 𝐷) swapF 𝑅))) = (〈(𝐶 FuncCat 𝐷), 𝑅〉 curryF ((〈𝐶, 𝐷〉 ∘F 𝐸) ∘func ((𝐶 FuncCat 𝐷) swapF 𝑅)))) | |
| 4 | prcoffunca.f | . 2 ⊢ (𝜑 → 𝐹 ∈ (𝐶 Func 𝐷)) | |
| 5 | prcoffunc.e | . 2 ⊢ (𝜑 → 𝐸 ∈ Cat) | |
| 6 | eqidd 2738 | . . 3 ⊢ (𝜑 → ((1st ‘(〈(𝐶 FuncCat 𝐷), 𝑅〉 curryF ((〈𝐶, 𝐷〉 ∘F 𝐸) ∘func ((𝐶 FuncCat 𝐷) swapF 𝑅))))‘𝐹) = ((1st ‘(〈(𝐶 FuncCat 𝐷), 𝑅〉 curryF ((〈𝐶, 𝐷〉 ∘F 𝐸) ∘func ((𝐶 FuncCat 𝐷) swapF 𝑅))))‘𝐹)) | |
| 7 | 2, 5, 1, 3, 6, 4 | prcoftposcurfucoa 49772 | . 2 ⊢ (𝜑 → (〈𝐷, 𝐸〉 −∘F 𝐹) = ((1st ‘(〈(𝐶 FuncCat 𝐷), 𝑅〉 curryF ((〈𝐶, 𝐷〉 ∘F 𝐸) ∘func ((𝐶 FuncCat 𝐷) swapF 𝑅))))‘𝐹)) |
| 8 | prcoffunc.s | . 2 ⊢ 𝑆 = (𝐶 FuncCat 𝐸) | |
| 9 | 1, 2, 3, 4, 5, 7, 8 | precofcl 49758 | 1 ⊢ (𝜑 → (〈𝐷, 𝐸〉 −∘F 𝐹) ∈ (𝑅 Func 𝑆)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 = wceq 1542 ∈ wcel 2114 〈cop 4588 ‘cfv 6502 (class class class)co 7370 1st c1st 7943 Catccat 17601 Func cfunc 17792 ∘func ccofu 17794 FuncCat cfuc 17883 curryF ccurf 18147 swapF cswapf 49647 ∘F cfuco 49704 −∘F cprcof 49761 |
| 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-rep 5226 ax-sep 5245 ax-nul 5255 ax-pow 5314 ax-pr 5381 ax-un 7692 ax-cnex 11096 ax-resscn 11097 ax-1cn 11098 ax-icn 11099 ax-addcl 11100 ax-addrcl 11101 ax-mulcl 11102 ax-mulrcl 11103 ax-mulcom 11104 ax-addass 11105 ax-mulass 11106 ax-distr 11107 ax-i2m1 11108 ax-1ne0 11109 ax-1rid 11110 ax-rnegex 11111 ax-rrecex 11112 ax-cnre 11113 ax-pre-lttri 11114 ax-pre-lttrn 11115 ax-pre-ltadd 11116 ax-pre-mulgt0 11117 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3or 1088 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-nel 3038 df-ral 3053 df-rex 3063 df-rmo 3352 df-reu 3353 df-rab 3402 df-v 3444 df-sbc 3743 df-csb 3852 df-dif 3906 df-un 3908 df-in 3910 df-ss 3920 df-pss 3923 df-nul 4288 df-if 4482 df-pw 4558 df-sn 4583 df-pr 4585 df-tp 4587 df-op 4589 df-uni 4866 df-iun 4950 df-br 5101 df-opab 5163 df-mpt 5182 df-tr 5208 df-id 5529 df-eprel 5534 df-po 5542 df-so 5543 df-fr 5587 df-we 5589 df-xp 5640 df-rel 5641 df-cnv 5642 df-co 5643 df-dm 5644 df-rn 5645 df-res 5646 df-ima 5647 df-pred 6269 df-ord 6330 df-on 6331 df-lim 6332 df-suc 6333 df-iota 6458 df-fun 6504 df-fn 6505 df-f 6506 df-f1 6507 df-fo 6508 df-f1o 6509 df-fv 6510 df-riota 7327 df-ov 7373 df-oprab 7374 df-mpo 7375 df-om 7821 df-1st 7945 df-2nd 7946 df-frecs 8235 df-wrecs 8266 df-recs 8315 df-rdg 8353 df-1o 8409 df-er 8647 df-map 8779 df-ixp 8850 df-en 8898 df-dom 8899 df-sdom 8900 df-fin 8901 df-pnf 11182 df-mnf 11183 df-xr 11184 df-ltxr 11185 df-le 11186 df-sub 11380 df-neg 11381 df-nn 12160 df-2 12222 df-3 12223 df-4 12224 df-5 12225 df-6 12226 df-7 12227 df-8 12228 df-9 12229 df-n0 12416 df-z 12503 df-dec 12622 df-uz 12766 df-fz 13438 df-struct 17088 df-slot 17123 df-ndx 17135 df-base 17151 df-hom 17215 df-cco 17216 df-cat 17605 df-cid 17606 df-func 17796 df-cofu 17798 df-nat 17884 df-fuc 17885 df-xpc 18109 df-curf 18151 df-swapf 49648 df-fuco 49705 df-prcof 49762 |
| This theorem is referenced by: prcoffunca2 49775 prcofdiag 49782 ranval3 50019 lanup 50029 lmdran 50059 cmdlan 50060 |
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