| Mathbox for Zhi Wang |
< Previous
Next >
Nearby theorems |
||
| Mirrors > Home > MPE Home > Th. List > Mathboxes > cofuterm | Structured version Visualization version GIF version | ||
| Description: Post-compose with a functor to a terminal category. (Contributed by Zhi Wang, 17-Nov-2025.) |
| Ref | Expression |
|---|---|
| cofuterm.f | ⊢ (𝜑 → 𝐹 ∈ (𝐶 Func 𝐷)) |
| cofuterm.g | ⊢ (𝜑 → 𝐺 ∈ (𝐷 Func 𝐸)) |
| cofuterm.k | ⊢ (𝜑 → 𝐾 ∈ (𝐶 Func 𝐸)) |
| cofuterm.e | ⊢ (𝜑 → 𝐸 ∈ TermCat) |
| Ref | Expression |
|---|---|
| cofuterm | ⊢ (𝜑 → (𝐺 ∘func 𝐹) = 𝐾) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | eqid 2737 | . . 3 ⊢ (𝐶 FuncCat 𝐸) = (𝐶 FuncCat 𝐸) | |
| 2 | cofuterm.f | . . . . 5 ⊢ (𝜑 → 𝐹 ∈ (𝐶 Func 𝐷)) | |
| 3 | 2 | func1st2nd 49563 | . . . 4 ⊢ (𝜑 → (1st ‘𝐹)(𝐶 Func 𝐷)(2nd ‘𝐹)) |
| 4 | 3 | funcrcl2 49566 | . . 3 ⊢ (𝜑 → 𝐶 ∈ Cat) |
| 5 | cofuterm.e | . . 3 ⊢ (𝜑 → 𝐸 ∈ TermCat) | |
| 6 | 1, 4, 5 | fucterm 50029 | . 2 ⊢ (𝜑 → (𝐶 FuncCat 𝐸) ∈ TermCat) |
| 7 | 1 | fucbas 17921 | . 2 ⊢ (𝐶 Func 𝐸) = (Base‘(𝐶 FuncCat 𝐸)) |
| 8 | cofuterm.g | . . 3 ⊢ (𝜑 → 𝐺 ∈ (𝐷 Func 𝐸)) | |
| 9 | 2, 8 | cofucl 17846 | . 2 ⊢ (𝜑 → (𝐺 ∘func 𝐹) ∈ (𝐶 Func 𝐸)) |
| 10 | cofuterm.k | . 2 ⊢ (𝜑 → 𝐾 ∈ (𝐶 Func 𝐸)) | |
| 11 | 6, 7, 9, 10 | termcbasmo 49970 | 1 ⊢ (𝜑 → (𝐺 ∘func 𝐹) = 𝐾) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 = wceq 1542 ∈ wcel 2114 ‘cfv 6492 (class class class)co 7360 1st c1st 7933 2nd c2nd 7934 Func cfunc 17812 ∘func ccofu 17814 FuncCat cfuc 17903 TermCatctermc 49959 |
| 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 5212 ax-sep 5231 ax-nul 5241 ax-pow 5302 ax-pr 5370 ax-un 7682 ax-cnex 11085 ax-resscn 11086 ax-1cn 11087 ax-icn 11088 ax-addcl 11089 ax-addrcl 11090 ax-mulcl 11091 ax-mulrcl 11092 ax-mulcom 11093 ax-addass 11094 ax-mulass 11095 ax-distr 11096 ax-i2m1 11097 ax-1ne0 11098 ax-1rid 11099 ax-rnegex 11100 ax-rrecex 11101 ax-cnre 11102 ax-pre-lttri 11103 ax-pre-lttrn 11104 ax-pre-ltadd 11105 ax-pre-mulgt0 11106 |
| 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 3343 df-reu 3344 df-rab 3391 df-v 3432 df-sbc 3730 df-csb 3839 df-dif 3893 df-un 3895 df-in 3897 df-ss 3907 df-pss 3910 df-nul 4275 df-if 4468 df-pw 4544 df-sn 4569 df-pr 4571 df-tp 4573 df-op 4575 df-uni 4852 df-iun 4936 df-br 5087 df-opab 5149 df-mpt 5168 df-tr 5194 df-id 5519 df-eprel 5524 df-po 5532 df-so 5533 df-fr 5577 df-we 5579 df-xp 5630 df-rel 5631 df-cnv 5632 df-co 5633 df-dm 5634 df-rn 5635 df-res 5636 df-ima 5637 df-pred 6259 df-ord 6320 df-on 6321 df-lim 6322 df-suc 6323 df-iota 6448 df-fun 6494 df-fn 6495 df-f 6496 df-f1 6497 df-fo 6498 df-f1o 6499 df-fv 6500 df-riota 7317 df-ov 7363 df-oprab 7364 df-mpo 7365 df-om 7811 df-1st 7935 df-2nd 7936 df-frecs 8224 df-wrecs 8255 df-recs 8304 df-rdg 8342 df-1o 8398 df-er 8636 df-map 8768 df-ixp 8839 df-en 8887 df-dom 8888 df-sdom 8889 df-fin 8890 df-pnf 11172 df-mnf 11173 df-xr 11174 df-ltxr 11175 df-le 11176 df-sub 11370 df-neg 11371 df-nn 12166 df-2 12235 df-3 12236 df-4 12237 df-5 12238 df-6 12239 df-7 12240 df-8 12241 df-9 12242 df-n0 12429 df-z 12516 df-dec 12636 df-uz 12780 df-fz 13453 df-struct 17108 df-slot 17143 df-ndx 17155 df-base 17171 df-hom 17235 df-cco 17236 df-cat 17625 df-cid 17626 df-func 17816 df-cofu 17818 df-nat 17904 df-fuc 17905 df-thinc 49905 df-termc 49960 |
| This theorem is referenced by: uobeqterm 50033 |
| Copyright terms: Public domain | W3C validator |