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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 2788 | . . 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 7377 | . . . . . 6 ⊢ (𝜑 → (𝑔𝑁ℎ) = (𝑔(𝐷 Nat 𝐸)ℎ)) |
| 10 | relfunc 17790 | . . . . . . . . . 10 ⊢ Rel (𝐶 Func 𝐷) | |
| 11 | precoffunc.f | . . . . . . . . . 10 ⊢ (𝜑 → 𝐹(𝐶 Func 𝐷)𝐺) | |
| 12 | brrelex12 5677 | . . . . . . . . . 10 ⊢ ((Rel (𝐶 Func 𝐷) ∧ 𝐹(𝐶 Func 𝐷)𝐺) → (𝐹 ∈ V ∧ 𝐺 ∈ V)) | |
| 13 | 10, 11, 12 | sylancr 588 | . . . . . . . . 9 ⊢ (𝜑 → (𝐹 ∈ V ∧ 𝐺 ∈ V)) |
| 14 | op1stg 7947 | . . . . . . . . 9 ⊢ ((𝐹 ∈ V ∧ 𝐺 ∈ V) → (1st ‘〈𝐹, 𝐺〉) = 𝐹) | |
| 15 | 13, 14 | syl 17 | . . . . . . . 8 ⊢ (𝜑 → (1st ‘〈𝐹, 𝐺〉) = 𝐹) |
| 16 | 15 | eqcomd 2743 | . . . . . . 7 ⊢ (𝜑 → 𝐹 = (1st ‘〈𝐹, 𝐺〉)) |
| 17 | 16 | coeq2d 5812 | . . . . . 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 7435 | . . . 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 2772 | . . 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 218 | . . 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 49650 | . 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 2775 | 1 ⊢ (𝜑 → 〈𝐾, 𝐿〉 = 𝑀) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 395 = wceq 1542 ∈ wcel 2114 Vcvv 3441 〈cop 4587 class class class wbr 5099 ↦ cmpt 5180 ∘ ccom 5629 Rel wrel 5630 ‘cfv 6493 (class class class)co 7360 ∈ cmpo 7362 1st c1st 7933 Catccat 17591 Func cfunc 17782 ∘func ccofu 17784 Nat cnat 17872 FuncCat cfuc 17873 curryF ccurf 18137 swapF cswapf 49540 ∘F cfuco 49597 |
| 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 5225 ax-sep 5242 ax-nul 5252 ax-pow 5311 ax-pr 5378 ax-un 7682 ax-cnex 11086 ax-resscn 11087 ax-1cn 11088 ax-icn 11089 ax-addcl 11090 ax-addrcl 11091 ax-mulcl 11092 ax-mulrcl 11093 ax-mulcom 11094 ax-addass 11095 ax-mulass 11096 ax-distr 11097 ax-i2m1 11098 ax-1ne0 11099 ax-1rid 11100 ax-rnegex 11101 ax-rrecex 11102 ax-cnre 11103 ax-pre-lttri 11104 ax-pre-lttrn 11105 ax-pre-ltadd 11106 ax-pre-mulgt0 11107 |
| 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 3062 df-rmo 3351 df-reu 3352 df-rab 3401 df-v 3443 df-sbc 3742 df-csb 3851 df-dif 3905 df-un 3907 df-in 3909 df-ss 3919 df-pss 3922 df-nul 4287 df-if 4481 df-pw 4557 df-sn 4582 df-pr 4584 df-tp 4586 df-op 4588 df-uni 4865 df-iun 4949 df-br 5100 df-opab 5162 df-mpt 5181 df-tr 5207 df-id 5520 df-eprel 5525 df-po 5533 df-so 5534 df-fr 5578 df-we 5580 df-xp 5631 df-rel 5632 df-cnv 5633 df-co 5634 df-dm 5635 df-rn 5636 df-res 5637 df-ima 5638 df-pred 6260 df-ord 6321 df-on 6322 df-lim 6323 df-suc 6324 df-iota 6449 df-fun 6495 df-fn 6496 df-f 6497 df-f1 6498 df-fo 6499 df-f1o 6500 df-fv 6501 df-riota 7317 df-ov 7363 df-oprab 7364 df-mpo 7365 df-om 7811 df-1st 7935 df-2nd 7936 df-frecs 8225 df-wrecs 8256 df-recs 8305 df-rdg 8343 df-1o 8399 df-er 8637 df-map 8769 df-ixp 8840 df-en 8888 df-dom 8889 df-sdom 8890 df-fin 8891 df-pnf 11172 df-mnf 11173 df-xr 11174 df-ltxr 11175 df-le 11176 df-sub 11370 df-neg 11371 df-nn 12150 df-2 12212 df-3 12213 df-4 12214 df-5 12215 df-6 12216 df-7 12217 df-8 12218 df-9 12219 df-n0 12406 df-z 12493 df-dec 12612 df-uz 12756 df-fz 13428 df-struct 17078 df-slot 17113 df-ndx 17125 df-base 17141 df-hom 17205 df-cco 17206 df-cat 17595 df-cid 17596 df-func 17786 df-cofu 17788 df-nat 17874 df-fuc 17875 df-xpc 18099 df-curf 18141 df-swapf 49541 df-fuco 49598 |
| This theorem is referenced by: precoffunc 49653 prcoftposcurfuco 49664 |
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