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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 5196 | . . . 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 7429 | . . . . . 6 ⊢ (𝜑 → (𝑔𝑁ℎ) = (𝑔(𝐷 Nat 𝐸)ℎ)) |
| 10 | relfunc 18017 | . . . . . . . . . 10 ⊢ Rel (𝐶 Func 𝐷) | |
| 11 | precoffunc.f | . . . . . . . . . 10 ⊢ (𝜑 → 𝐹(𝐶 Func 𝐷)𝐺) | |
| 12 | brrelex12 5703 | . . . . . . . . . 10 ⊢ ((Rel (𝐶 Func 𝐷) ∧ 𝐹(𝐶 Func 𝐷)𝐺) → (𝐹 ∈ V ∧ 𝐺 ∈ V)) | |
| 13 | 10, 11, 12 | sylancr 599 | . . . . . . . . 9 ⊢ (𝜑 → (𝐹 ∈ V ∧ 𝐺 ∈ V)) |
| 14 | op1stg 8002 | . . . . . . . . 9 ⊢ ((𝐹 ∈ V ∧ 𝐺 ∈ V) → (1st ‘〈𝐹, 𝐺〉) = 𝐹) | |
| 15 | 13, 14 | syl 18 | . . . . . . . 8 ⊢ (𝜑 → (1st ‘〈𝐹, 𝐺〉) = 𝐹) |
| 16 | 15 | eqcomd 2767 | . . . . . . 7 ⊢ (𝜑 → 𝐹 = (1st ‘〈𝐹, 𝐺〉)) |
| 17 | 16 | coeq2d 5840 | . . . . . 6 ⊢ (𝜑 → (𝑎 ∘ 𝐹) = (𝑎 ∘ (1st ‘〈𝐹, 𝐺〉))) |
| 18 | 9, 17 | mpteq12dv 5192 | . . . . 5 ⊢ (𝜑 → (𝑎 ∈ (𝑔𝑁ℎ) ↦ (𝑎 ∘ 𝐹)) = (𝑎 ∈ (𝑔(𝐷 Nat 𝐸)ℎ) ↦ (𝑎 ∘ (1st ‘〈𝐹, 𝐺〉)))) |
| 19 | 6, 6, 18 | mpoeq123dv 7487 | . . . 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 4841 | . 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 5104 | . . . 4 ⊢ (𝐹(𝐶 Func 𝐷)𝐺 ↔ 〈𝐹, 𝐺〉 ∈ (𝐶 Func 𝐷)) | |
| 26 | 11, 25 | sylib 221 | . . 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 50421 | . 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 |
| This proof depends on syntax axioms: → wi 4 ∧ wa 401 = wceq 1570 ∈ wcel 2145 Vcvv 3451 〈cop 4590 class class class wbr 5103 ↦ cmpt 5186 ∘ ccom 5655 Rel wrel 5656 ‘cfv 6531 (class class class)co 7412 ∈ cmpo 7414 1st c1st 7988 Catccat 17818 Func cfunc 18009 ∘func ccofu 18011 Nat cnat 18099 FuncCat cfuc 18100 curryF ccurf 18364 swapF cswapf 50311 ∘F cfuco 50368 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1943 ax-6 2000 ax-7 2041 ax-8 2147 ax-9 2155 ax-10 2178 ax-11 2194 ax-12 2213 ax-ext 2733 ax-rep 5232 ax-sep 5249 ax-nul 5260 ax-pow 5327 ax-pr 5391 ax-un 7740 ax-cnex 11237 ax-resscn 11238 ax-1cn 11239 ax-icn 11240 ax-addcl 11241 ax-addrcl 11242 ax-mulcl 11243 ax-mulrcl 11244 ax-mulcom 11245 ax-addass 11246 ax-mulass 11247 ax-distr 11248 ax-i2m1 11249 ax-1ne0 11250 ax-1rid 11251 ax-rnegex 11252 ax-rrecex 11253 ax-cnre 11254 ax-pre-lttri 11255 ax-pre-lttrn 11256 ax-pre-ltadd 11257 ax-pre-mulgt0 11258 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-nf 1817 df-sb 2100 df-mo 2565 df-eu 2595 df-clab 2740 df-cleq 2753 df-clel 2836 df-nfc 2910 df-ne 2957 df-nel 3063 df-ral 3078 df-rex 3088 df-rmo 3366 df-reu 3367 df-rab 3414 df-v 3453 df-sbc 3740 df-csb 3848 df-dif 3902 df-un 3904 df-in 3906 df-ss 3916 df-pss 3919 df-nul 4280 df-if 4483 df-pw 4559 df-sn 4585 df-pr 4587 df-tp 4589 df-op 4591 df-uni 4868 df-iun 4953 df-br 5104 df-opab 5168 df-mpt 5187 df-tr 5213 df-id 5546 df-eprel 5551 df-po 5559 df-so 5560 df-fr 5604 df-we 5606 df-xp 5657 df-rel 5658 df-cnv 5659 df-co 5660 df-dm 5661 df-rn 5662 df-res 5663 df-ima 5664 df-pred 6297 df-ord 6358 df-on 6359 df-lim 6360 df-suc 6361 df-iota 6487 df-fun 6533 df-fn 6534 df-f 6535 df-f1 6536 df-fo 6537 df-f1o 6538 df-fv 6539 df-riota 7369 df-ov 7415 df-oprab 7416 df-mpo 7417 df-om 7867 df-1st 7990 df-2nd 7991 df-frecs 8283 df-wrecs 8314 df-recs 8363 df-rdg 8402 df-1o 8460 df-er 8701 df-map 8833 df-ixp 8910 df-en 8958 df-dom 8959 df-sdom 8960 df-fin 8961 df-pnf 11326 df-mnf 11327 df-xr 11328 df-ltxr 11329 df-le 11330 df-sub 11524 df-neg 11525 df-nn 12317 df-2 12386 df-3 12387 df-4 12388 df-5 12389 df-6 12390 df-7 12391 df-8 12392 df-9 12393 df-n0 12588 df-z 12675 df-dec 12796 df-uz 12947 df-fz 13621 df-struct 17305 df-slot 17340 df-ndx 17352 df-base 17368 df-hom 17432 df-cco 17433 df-cat 17822 df-cid 17823 df-func 18013 df-cofu 18015 df-nat 18101 df-fuc 18102 df-xpc 18326 df-curf 18368 df-swapf 50312 df-fuco 50369 |
| This theorem is used by: precoffunc 50424 prcoftposcurfuco 50435 |
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