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| Mirrors > Home > MPE Home > Th. List > Mathboxes > fuco11idx | Structured version Visualization version GIF version | ||
| Description: The identity morphism of the mapped object. (Contributed by Zhi Wang, 3-Oct-2025.) |
| Ref | Expression |
|---|---|
| fuco11.o | ⊢ (𝜑 → (〈𝐶, 𝐷〉 ∘F 𝐸) = 〈𝑂, 𝑃〉) |
| fuco11.f | ⊢ (𝜑 → 𝐹(𝐶 Func 𝐷)𝐺) |
| fuco11.k | ⊢ (𝜑 → 𝐾(𝐷 Func 𝐸)𝐿) |
| fuco11.u | ⊢ (𝜑 → 𝑈 = 〈〈𝐾, 𝐿〉, 〈𝐹, 𝐺〉〉) |
| fuco11id.q | ⊢ 𝑄 = (𝐶 FuncCat 𝐸) |
| fuco11id.i | ⊢ 𝐼 = (Id‘𝑄) |
| fuco11id.1 | ⊢ 1 = (Id‘𝐸) |
| fuco11idx.x | ⊢ (𝜑 → 𝑋 ∈ (Base‘𝐶)) |
| Ref | Expression |
|---|---|
| fuco11idx | ⊢ (𝜑 → ((𝐼‘(𝑂‘𝑈))‘𝑋) = ( 1 ‘(𝐾‘(𝐹‘𝑋)))) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | fuco11.o | . . . . 5 ⊢ (𝜑 → (〈𝐶, 𝐷〉 ∘F 𝐸) = 〈𝑂, 𝑃〉) | |
| 2 | fuco11.f | . . . . 5 ⊢ (𝜑 → 𝐹(𝐶 Func 𝐷)𝐺) | |
| 3 | fuco11.k | . . . . 5 ⊢ (𝜑 → 𝐾(𝐷 Func 𝐸)𝐿) | |
| 4 | fuco11.u | . . . . 5 ⊢ (𝜑 → 𝑈 = 〈〈𝐾, 𝐿〉, 〈𝐹, 𝐺〉〉) | |
| 5 | fuco11id.q | . . . . 5 ⊢ 𝑄 = (𝐶 FuncCat 𝐸) | |
| 6 | fuco11id.i | . . . . 5 ⊢ 𝐼 = (Id‘𝑄) | |
| 7 | fuco11id.1 | . . . . 5 ⊢ 1 = (Id‘𝐸) | |
| 8 | 1, 2, 3, 4, 5, 6, 7 | fuco11id 50153 | . . . 4 ⊢ (𝜑 → (𝐼‘(𝑂‘𝑈)) = ( 1 ∘ (𝐾 ∘ 𝐹))) |
| 9 | coass 6272 | . . . 4 ⊢ (( 1 ∘ 𝐾) ∘ 𝐹) = ( 1 ∘ (𝐾 ∘ 𝐹)) | |
| 10 | 8, 9 | eqtr4di 2819 | . . 3 ⊢ (𝜑 → (𝐼‘(𝑂‘𝑈)) = (( 1 ∘ 𝐾) ∘ 𝐹)) |
| 11 | 10 | fveq1d 6890 | . 2 ⊢ (𝜑 → ((𝐼‘(𝑂‘𝑈))‘𝑋) = ((( 1 ∘ 𝐾) ∘ 𝐹)‘𝑋)) |
| 12 | eqid 2766 | . . . 4 ⊢ (Base‘𝐶) = (Base‘𝐶) | |
| 13 | eqid 2766 | . . . 4 ⊢ (Base‘𝐷) = (Base‘𝐷) | |
| 14 | 12, 13, 2 | funcf1 17948 | . . 3 ⊢ (𝜑 → 𝐹:(Base‘𝐶)⟶(Base‘𝐷)) |
| 15 | fuco11idx.x | . . 3 ⊢ (𝜑 → 𝑋 ∈ (Base‘𝐶)) | |
| 16 | 14, 15 | fvco3d 6989 | . 2 ⊢ (𝜑 → ((( 1 ∘ 𝐾) ∘ 𝐹)‘𝑋) = (( 1 ∘ 𝐾)‘(𝐹‘𝑋))) |
| 17 | eqid 2766 | . . . 4 ⊢ (Base‘𝐸) = (Base‘𝐸) | |
| 18 | 13, 17, 3 | funcf1 17948 | . . 3 ⊢ (𝜑 → 𝐾:(Base‘𝐷)⟶(Base‘𝐸)) |
| 19 | 14, 15 | ffvelcdmd 7087 | . . 3 ⊢ (𝜑 → (𝐹‘𝑋) ∈ (Base‘𝐷)) |
| 20 | 18, 19 | fvco3d 6989 | . 2 ⊢ (𝜑 → (( 1 ∘ 𝐾)‘(𝐹‘𝑋)) = ( 1 ‘(𝐾‘(𝐹‘𝑋)))) |
| 21 | 11, 16, 20 | 3eqtrd 2805 | 1 ⊢ (𝜑 → ((𝐼‘(𝑂‘𝑈))‘𝑋) = ( 1 ‘(𝐾‘(𝐹‘𝑋)))) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 = wceq 1570 ∈ wcel 2146 〈cop 4600 class class class wbr 5114 ∘ ccom 5670 ‘cfv 6543 (class class class)co 7423 Basecbs 17294 Idccid 17746 Func cfunc 17936 FuncCat cfuc 18027 ∘F cfuco 50135 |
| 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 2148 ax-9 2156 ax-10 2179 ax-11 2195 ax-12 2216 ax-ext 2738 ax-rep 5243 ax-sep 5262 ax-nul 5274 ax-pow 5341 ax-pr 5409 ax-un 7745 ax-cnex 11174 ax-resscn 11175 ax-1cn 11176 ax-icn 11177 ax-addcl 11178 ax-addrcl 11179 ax-mulcl 11180 ax-mulrcl 11181 ax-mulcom 11182 ax-addass 11183 ax-mulass 11184 ax-distr 11185 ax-i2m1 11186 ax-1ne0 11187 ax-1rid 11188 ax-rnegex 11189 ax-rrecex 11190 ax-cnre 11191 ax-pre-lttri 11192 ax-pre-lttrn 11193 ax-pre-ltadd 11194 ax-pre-mulgt0 11195 |
| 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 2570 df-eu 2600 df-clab 2745 df-cleq 2758 df-clel 2841 df-nfc 2915 df-ne 2962 df-nel 3068 df-ral 3083 df-rex 3093 df-rmo 3372 df-reu 3373 df-rab 3420 df-v 3460 df-sbc 3748 df-csb 3857 df-dif 3911 df-un 3913 df-in 3915 df-ss 3925 df-pss 3928 df-nul 4290 df-if 4493 df-pw 4569 df-sn 4595 df-pr 4597 df-tp 4599 df-op 4601 df-uni 4878 df-iun 4963 df-br 5115 df-opab 5179 df-mpt 5198 df-tr 5224 df-id 5561 df-eprel 5566 df-po 5574 df-so 5575 df-fr 5619 df-we 5621 df-xp 5672 df-rel 5673 df-cnv 5674 df-co 5675 df-dm 5676 df-rn 5677 df-res 5678 df-ima 5679 df-pred 6309 df-ord 6370 df-on 6371 df-lim 6372 df-suc 6373 df-iota 6499 df-fun 6545 df-fn 6546 df-f 6547 df-f1 6548 df-fo 6549 df-f1o 6550 df-fv 6551 df-riota 7380 df-ov 7426 df-oprab 7427 df-mpo 7428 df-om 7872 df-1st 7995 df-2nd 7996 df-frecs 8287 df-wrecs 8318 df-recs 8367 df-rdg 8406 df-1o 8462 df-er 8703 df-map 8835 df-ixp 8905 df-en 8953 df-dom 8954 df-sdom 8955 df-fin 8956 df-pnf 11263 df-mnf 11264 df-xr 11265 df-ltxr 11266 df-le 11267 df-sub 11461 df-neg 11462 df-nn 12252 df-2 12321 df-3 12322 df-4 12323 df-5 12324 df-6 12325 df-7 12326 df-8 12327 df-9 12328 df-n0 12523 df-z 12610 df-dec 12730 df-uz 12881 df-fz 13554 df-struct 17232 df-slot 17267 df-ndx 17279 df-base 17295 df-hom 17359 df-cco 17360 df-cat 17749 df-cid 17750 df-func 17940 df-cofu 17942 df-nat 18028 df-fuc 18029 df-fuco 50136 |
| This theorem is used by: (None) |
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