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| Mirrors > Home > MPE Home > Th. List > Mathboxes > precofval3 | Structured version Visualization version GIF version | ||
| Description: Value of the pre-composition functor as a transposed curry of the functor composition bifunctor. (Contributed by Zhi Wang, 20-Oct-2025.) |
| Ref | Expression |
|---|---|
| precoffunc.r | ⊢ 𝑅 = (𝐷 FuncCat 𝐸) |
| precoffunc.b | ⊢ 𝐵 = (𝐷 Func 𝐸) |
| precoffunc.n | ⊢ 𝑁 = (𝐷 Nat 𝐸) |
| precoffunc.f | ⊢ (𝜑 → 𝐹(𝐶 Func 𝐷)𝐺) |
| precoffunc.e | ⊢ (𝜑 → 𝐸 ∈ Cat) |
| precoffunc.k | ⊢ (𝜑 → 𝐾 = (𝑔 ∈ 𝐵 ↦ (𝑔 ∘func 〈𝐹, 𝐺〉))) |
| precoffunc.l | ⊢ (𝜑 → 𝐿 = (𝑔 ∈ 𝐵, ℎ ∈ 𝐵 ↦ (𝑎 ∈ (𝑔𝑁ℎ) ↦ (𝑎 ∘ 𝐹)))) |
| precofval3.q | ⊢ 𝑄 = (𝐶 FuncCat 𝐷) |
| precofval3.o | ⊢ (𝜑 → ⚬ = (〈𝑄, 𝑅〉 curryF ((〈𝐶, 𝐷〉 ∘F 𝐸) ∘func (𝑄 swapF 𝑅)))) |
| precofval3.m | ⊢ (𝜑 → 𝑀 = ((1st ‘ ⚬ )‘〈𝐹, 𝐺〉)) |
| Ref | Expression |
|---|---|
| precofval3 | ⊢ (𝜑 → 〈𝐾, 𝐿〉 = 𝑀) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | precoffunc.k | . . . 4 ⊢ (𝜑 → 𝐾 = (𝑔 ∈ 𝐵 ↦ (𝑔 ∘func 〈𝐹, 𝐺〉))) | |
| 2 | precoffunc.b | . . . . 5 ⊢ 𝐵 = (𝐷 Func 𝐸) | |
| 3 | 2 | mpteq1i 5190 | . . . 4 ⊢ (𝑔 ∈ 𝐵 ↦ (𝑔 ∘func 〈𝐹, 𝐺〉)) = (𝑔 ∈ (𝐷 Func 𝐸) ↦ (𝑔 ∘func 〈𝐹, 𝐺〉)) |
| 4 | 1, 3 | eqtrdi 2812 | . . 3 ⊢ (𝜑 → 𝐾 = (𝑔 ∈ (𝐷 Func 𝐸) ↦ (𝑔 ∘func 〈𝐹, 𝐺〉))) |
| 5 | precoffunc.l | . . . 4 ⊢ (𝜑 → 𝐿 = (𝑔 ∈ 𝐵, ℎ ∈ 𝐵 ↦ (𝑎 ∈ (𝑔𝑁ℎ) ↦ (𝑎 ∘ 𝐹)))) | |
| 6 | 2 | a1i 11 | . . . . 5 ⊢ (𝜑 → 𝐵 = (𝐷 Func 𝐸)) |
| 7 | precoffunc.n | . . . . . . . 8 ⊢ 𝑁 = (𝐷 Nat 𝐸) | |
| 8 | 7 | a1i 11 | . . . . . . 7 ⊢ (𝜑 → 𝑁 = (𝐷 Nat 𝐸)) |
| 9 | 8 | oveqd 7409 | . . . . . 6 ⊢ (𝜑 → (𝑔𝑁ℎ) = (𝑔(𝐷 Nat 𝐸)ℎ)) |
| 10 | relfunc 17878 | . . . . . . . . . 10 ⊢ Rel (𝐶 Func 𝐷) | |
| 11 | precoffunc.f | . . . . . . . . . 10 ⊢ (𝜑 → 𝐹(𝐶 Func 𝐷)𝐺) | |
| 12 | brrelex12 5697 | . . . . . . . . . 10 ⊢ ((Rel (𝐶 Func 𝐷) ∧ 𝐹(𝐶 Func 𝐷)𝐺) → (𝐹 ∈ V ∧ 𝐺 ∈ V)) | |
| 13 | 10, 11, 12 | sylancr 596 | . . . . . . . . 9 ⊢ (𝜑 → (𝐹 ∈ V ∧ 𝐺 ∈ V)) |
| 14 | op1stg 7978 | . . . . . . . . 9 ⊢ ((𝐹 ∈ V ∧ 𝐺 ∈ V) → (1st ‘〈𝐹, 𝐺〉) = 𝐹) | |
| 15 | 13, 14 | syl 17 | . . . . . . . 8 ⊢ (𝜑 → (1st ‘〈𝐹, 𝐺〉) = 𝐹) |
| 16 | 15 | eqcomd 2767 | . . . . . . 7 ⊢ (𝜑 → 𝐹 = (1st ‘〈𝐹, 𝐺〉)) |
| 17 | 16 | coeq2d 5832 | . . . . . 6 ⊢ (𝜑 → (𝑎 ∘ 𝐹) = (𝑎 ∘ (1st ‘〈𝐹, 𝐺〉))) |
| 18 | 9, 17 | mpteq12dv 5186 | . . . . 5 ⊢ (𝜑 → (𝑎 ∈ (𝑔𝑁ℎ) ↦ (𝑎 ∘ 𝐹)) = (𝑎 ∈ (𝑔(𝐷 Nat 𝐸)ℎ) ↦ (𝑎 ∘ (1st ‘〈𝐹, 𝐺〉)))) |
| 19 | 6, 6, 18 | mpoeq123dv 7467 | . . . 4 ⊢ (𝜑 → (𝑔 ∈ 𝐵, ℎ ∈ 𝐵 ↦ (𝑎 ∈ (𝑔𝑁ℎ) ↦ (𝑎 ∘ 𝐹))) = (𝑔 ∈ (𝐷 Func 𝐸), ℎ ∈ (𝐷 Func 𝐸) ↦ (𝑎 ∈ (𝑔(𝐷 Nat 𝐸)ℎ) ↦ (𝑎 ∘ (1st ‘〈𝐹, 𝐺〉))))) |
| 20 | 5, 19 | eqtrd 2796 | . . 3 ⊢ (𝜑 → 𝐿 = (𝑔 ∈ (𝐷 Func 𝐸), ℎ ∈ (𝐷 Func 𝐸) ↦ (𝑎 ∈ (𝑔(𝐷 Nat 𝐸)ℎ) ↦ (𝑎 ∘ (1st ‘〈𝐹, 𝐺〉))))) |
| 21 | 4, 20 | opeq12d 4838 | . 2 ⊢ (𝜑 → 〈𝐾, 𝐿〉 = 〈(𝑔 ∈ (𝐷 Func 𝐸) ↦ (𝑔 ∘func 〈𝐹, 𝐺〉)), (𝑔 ∈ (𝐷 Func 𝐸), ℎ ∈ (𝐷 Func 𝐸) ↦ (𝑎 ∈ (𝑔(𝐷 Nat 𝐸)ℎ) ↦ (𝑎 ∘ (1st ‘〈𝐹, 𝐺〉))))〉) |
| 22 | precofval3.q | . . 3 ⊢ 𝑄 = (𝐶 FuncCat 𝐷) | |
| 23 | precoffunc.r | . . 3 ⊢ 𝑅 = (𝐷 FuncCat 𝐸) | |
| 24 | precofval3.o | . . 3 ⊢ (𝜑 → ⚬ = (〈𝑄, 𝑅〉 curryF ((〈𝐶, 𝐷〉 ∘F 𝐸) ∘func (𝑄 swapF 𝑅)))) | |
| 25 | df-br 5100 | . . . 4 ⊢ (𝐹(𝐶 Func 𝐷)𝐺 ↔ 〈𝐹, 𝐺〉 ∈ (𝐶 Func 𝐷)) | |
| 26 | 11, 25 | sylib 220 | . . 3 ⊢ (𝜑 → 〈𝐹, 𝐺〉 ∈ (𝐶 Func 𝐷)) |
| 27 | precoffunc.e | . . 3 ⊢ (𝜑 → 𝐸 ∈ Cat) | |
| 28 | precofval3.m | . . 3 ⊢ (𝜑 → 𝑀 = ((1st ‘ ⚬ )‘〈𝐹, 𝐺〉)) | |
| 29 | 22, 23, 24, 26, 27, 28 | precofval2 49954 | . 2 ⊢ (𝜑 → 𝑀 = 〈(𝑔 ∈ (𝐷 Func 𝐸) ↦ (𝑔 ∘func 〈𝐹, 𝐺〉)), (𝑔 ∈ (𝐷 Func 𝐸), ℎ ∈ (𝐷 Func 𝐸) ↦ (𝑎 ∈ (𝑔(𝐷 Nat 𝐸)ℎ) ↦ (𝑎 ∘ (1st ‘〈𝐹, 𝐺〉))))〉) |
| 30 | 21, 29 | eqtr4d 2799 | 1 ⊢ (𝜑 → 〈𝐾, 𝐿〉 = 𝑀) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 399 = wceq 1559 ∈ wcel 2141 Vcvv 3453 〈cop 4587 class class class wbr 5099 ↦ cmpt 5180 ∘ ccom 5649 Rel wrel 5650 ‘cfv 6517 (class class class)co 7392 ∈ cmpo 7394 1st c1st 7964 Catccat 17679 Func cfunc 17870 ∘func ccofu 17872 Nat cnat 17960 FuncCat cfuc 17961 curryF ccurf 18225 swapF cswapf 49844 ∘F cfuco 49901 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1814 ax-4 1828 ax-5 1929 ax-6 1986 ax-7 2027 ax-8 2143 ax-9 2151 ax-10 2174 ax-11 2190 ax-12 2211 ax-ext 2733 ax-rep 5226 ax-sep 5245 ax-nul 5255 ax-pow 5321 ax-pr 5389 ax-un 7714 ax-cnex 11126 ax-resscn 11127 ax-1cn 11128 ax-icn 11129 ax-addcl 11130 ax-addrcl 11131 ax-mulcl 11132 ax-mulrcl 11133 ax-mulcom 11134 ax-addass 11135 ax-mulass 11136 ax-distr 11137 ax-i2m1 11138 ax-1ne0 11139 ax-1rid 11140 ax-rnegex 11141 ax-rrecex 11142 ax-cnre 11143 ax-pre-lttri 11144 ax-pre-lttrn 11145 ax-pre-ltadd 11146 ax-pre-mulgt0 11147 |
| This theorem depends on definitions: df-bi 209 df-an 400 df-or 859 df-3or 1098 df-3an 1099 df-tru 1562 df-fal 1572 df-ex 1799 df-nf 1803 df-sb 2090 df-mo 2565 df-eu 2595 df-clab 2740 df-cleq 2753 df-clel 2836 df-nfc 2910 df-ne 2957 df-nel 3061 df-ral 3076 df-rex 3086 df-rmo 3366 df-reu 3367 df-rab 3414 df-v 3455 df-sbc 3745 df-csb 3853 df-dif 3907 df-un 3909 df-in 3911 df-ss 3921 df-pss 3924 df-nul 4286 df-if 4480 df-pw 4556 df-sn 4582 df-pr 4584 df-tp 4586 df-op 4588 df-uni 4865 df-iun 4950 df-br 5100 df-opab 5162 df-mpt 5181 df-tr 5207 df-id 5540 df-eprel 5545 df-po 5553 df-so 5554 df-fr 5598 df-we 5600 df-xp 5651 df-rel 5652 df-cnv 5653 df-co 5654 df-dm 5655 df-rn 5656 df-res 5657 df-ima 5658 df-pred 6284 df-ord 6345 df-on 6346 df-lim 6347 df-suc 6348 df-iota 6473 df-fun 6519 df-fn 6520 df-f 6521 df-f1 6522 df-fo 6523 df-f1o 6524 df-fv 6525 df-riota 7349 df-ov 7395 df-oprab 7396 df-mpo 7397 df-om 7843 df-1st 7966 df-2nd 7967 df-frecs 8257 df-wrecs 8288 df-recs 8337 df-rdg 8376 df-1o 8432 df-er 8673 df-map 8805 df-ixp 8876 df-en 8924 df-dom 8925 df-sdom 8926 df-fin 8927 df-pnf 11215 df-mnf 11216 df-xr 11217 df-ltxr 11218 df-le 11219 df-sub 11413 df-neg 11414 df-nn 12208 df-2 12277 df-3 12278 df-4 12279 df-5 12280 df-6 12281 df-7 12282 df-8 12283 df-9 12284 df-n0 12479 df-z 12566 df-dec 12686 df-uz 12837 df-fz 13510 df-struct 17166 df-slot 17201 df-ndx 17213 df-base 17229 df-hom 17293 df-cco 17294 df-cat 17683 df-cid 17684 df-func 17874 df-cofu 17876 df-nat 17962 df-fuc 17963 df-xpc 18187 df-curf 18229 df-swapf 49845 df-fuco 49902 |
| This theorem is referenced by: precoffunc 49957 prcoftposcurfuco 49968 |
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