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| Mirrors > Home > MPE Home > Th. List > Mathboxes > xpcfuchom2 | Structured version Visualization version GIF version | ||
| Description: Value of the set of morphisms in the binary product of categories of functors. (Contributed by Zhi Wang, 1-Oct-2025.) |
| Ref | Expression |
|---|---|
| xpcfuchom2.t | ⊢ 𝑇 = ((𝐵 FuncCat 𝐶) ×c (𝐷 FuncCat 𝐸)) |
| xpcfuchom2.m | ⊢ (𝜑 → 𝑀 ∈ (𝐵 Func 𝐶)) |
| xpcfuchom2.n | ⊢ (𝜑 → 𝑁 ∈ (𝐷 Func 𝐸)) |
| xpcfuchom2.p | ⊢ (𝜑 → 𝑃 ∈ (𝐵 Func 𝐶)) |
| xpcfuchom2.q | ⊢ (𝜑 → 𝑄 ∈ (𝐷 Func 𝐸)) |
| xpcfuchom2.k | ⊢ 𝐾 = (Hom ‘𝑇) |
| Ref | Expression |
|---|---|
| xpcfuchom2 | ⊢ (𝜑 → (〈𝑀, 𝑁〉𝐾〈𝑃, 𝑄〉) = ((𝑀(𝐵 Nat 𝐶)𝑃) × (𝑁(𝐷 Nat 𝐸)𝑄))) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | xpcfuchom2.t | . 2 ⊢ 𝑇 = ((𝐵 FuncCat 𝐶) ×c (𝐷 FuncCat 𝐸)) | |
| 2 | eqid 2760 | . . 3 ⊢ (𝐵 FuncCat 𝐶) = (𝐵 FuncCat 𝐶) | |
| 3 | 2 | fucbas 18053 | . 2 ⊢ (𝐵 Func 𝐶) = (Base‘(𝐵 FuncCat 𝐶)) |
| 4 | eqid 2760 | . . 3 ⊢ (𝐷 FuncCat 𝐸) = (𝐷 FuncCat 𝐸) | |
| 5 | 4 | fucbas 18053 | . 2 ⊢ (𝐷 Func 𝐸) = (Base‘(𝐷 FuncCat 𝐸)) |
| 6 | eqid 2760 | . . 3 ⊢ (𝐵 Nat 𝐶) = (𝐵 Nat 𝐶) | |
| 7 | 2, 6 | fuchom 18054 | . 2 ⊢ (𝐵 Nat 𝐶) = (Hom ‘(𝐵 FuncCat 𝐶)) |
| 8 | eqid 2760 | . . 3 ⊢ (𝐷 Nat 𝐸) = (𝐷 Nat 𝐸) | |
| 9 | 4, 8 | fuchom 18054 | . 2 ⊢ (𝐷 Nat 𝐸) = (Hom ‘(𝐷 FuncCat 𝐸)) |
| 10 | xpcfuchom2.m | . 2 ⊢ (𝜑 → 𝑀 ∈ (𝐵 Func 𝐶)) | |
| 11 | xpcfuchom2.n | . 2 ⊢ (𝜑 → 𝑁 ∈ (𝐷 Func 𝐸)) | |
| 12 | xpcfuchom2.p | . 2 ⊢ (𝜑 → 𝑃 ∈ (𝐵 Func 𝐶)) | |
| 13 | xpcfuchom2.q | . 2 ⊢ (𝜑 → 𝑄 ∈ (𝐷 Func 𝐸)) | |
| 14 | xpcfuchom2.k | . 2 ⊢ 𝐾 = (Hom ‘𝑇) | |
| 15 | 1, 3, 5, 7, 9, 10, 11, 12, 13, 14 | xpchom2 18275 | 1 ⊢ (𝜑 → (〈𝑀, 𝑁〉𝐾〈𝑃, 𝑄〉) = ((𝑀(𝐵 Nat 𝐶)𝑃) × (𝑁(𝐷 Nat 𝐸)𝑄))) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 = wceq 1570 ∈ wcel 2145 〈cop 4590 × cxp 5653 ‘cfv 6533 (class class class)co 7414 Hom chom 17354 Func cfunc 17944 Nat cnat 18034 FuncCat cfuc 18035 ×c cxpc 18257 |
| 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 2732 ax-rep 5232 ax-sep 5251 ax-nul 5263 ax-pow 5330 ax-pr 5398 ax-un 7737 ax-cnex 11181 ax-resscn 11182 ax-1cn 11183 ax-icn 11184 ax-addcl 11185 ax-addrcl 11186 ax-mulcl 11187 ax-mulrcl 11188 ax-mulcom 11189 ax-addass 11190 ax-mulass 11191 ax-distr 11192 ax-i2m1 11193 ax-1ne0 11194 ax-1rid 11195 ax-rnegex 11196 ax-rrecex 11197 ax-cnre 11198 ax-pre-lttri 11199 ax-pre-lttrn 11200 ax-pre-ltadd 11201 ax-pre-mulgt0 11202 |
| 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 2564 df-eu 2594 df-clab 2739 df-cleq 2752 df-clel 2835 df-nfc 2909 df-ne 2956 df-nel 3062 df-ral 3077 df-rex 3087 df-reu 3366 df-rab 3413 df-v 3452 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 5550 df-eprel 5555 df-po 5563 df-so 5564 df-fr 5608 df-we 5610 df-xp 5661 df-rel 5662 df-cnv 5663 df-co 5664 df-dm 5665 df-rn 5666 df-res 5667 df-ima 5668 df-pred 6299 df-ord 6360 df-on 6361 df-lim 6362 df-suc 6363 df-iota 6489 df-fun 6535 df-fn 6536 df-f 6537 df-f1 6538 df-fo 6539 df-f1o 6540 df-fv 6541 df-riota 7371 df-ov 7417 df-oprab 7418 df-mpo 7419 df-om 7864 df-1st 7987 df-2nd 7988 df-frecs 8281 df-wrecs 8312 df-recs 8361 df-rdg 8400 df-1o 8456 df-er 8697 df-ixp 8906 df-en 8954 df-dom 8955 df-sdom 8956 df-fin 8957 df-pnf 11270 df-mnf 11271 df-xr 11272 df-ltxr 11273 df-le 11274 df-sub 11468 df-neg 11469 df-nn 12259 df-2 12328 df-3 12329 df-4 12330 df-5 12331 df-6 12332 df-7 12333 df-8 12334 df-9 12335 df-n0 12530 df-z 12617 df-dec 12738 df-uz 12889 df-fz 13563 df-struct 17240 df-slot 17275 df-ndx 17287 df-base 17303 df-hom 17367 df-cco 17368 df-func 17948 df-nat 18036 df-fuc 18037 df-xpc 18261 |
| This theorem is used by: (None) |
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