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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 2769 | . . 3 ⊢ (𝐵 FuncCat 𝐶) = (𝐵 FuncCat 𝐶) | |
| 3 | 2 | fucbas 18020 | . 2 ⊢ (𝐵 Func 𝐶) = (Base‘(𝐵 FuncCat 𝐶)) |
| 4 | eqid 2769 | . . 3 ⊢ (𝐷 FuncCat 𝐸) = (𝐷 FuncCat 𝐸) | |
| 5 | 4 | fucbas 18020 | . 2 ⊢ (𝐷 Func 𝐸) = (Base‘(𝐷 FuncCat 𝐸)) |
| 6 | eqid 2769 | . . 3 ⊢ (𝐵 Nat 𝐶) = (𝐵 Nat 𝐶) | |
| 7 | 2, 6 | fuchom 18021 | . 2 ⊢ (𝐵 Nat 𝐶) = (Hom ‘(𝐵 FuncCat 𝐶)) |
| 8 | eqid 2769 | . . 3 ⊢ (𝐷 Nat 𝐸) = (𝐷 Nat 𝐸) | |
| 9 | 4, 8 | fuchom 18021 | . 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 18242 | 1 ⊢ (𝜑 → (〈𝑀, 𝑁〉𝐾〈𝑃, 𝑄〉) = ((𝑀(𝐵 Nat 𝐶)𝑃) × (𝑁(𝐷 Nat 𝐸)𝑄))) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 = wceq 1567 ∈ wcel 2149 〈cop 4600 × cxp 5660 ‘cfv 6537 (class class class)co 7411 Hom chom 17321 Func cfunc 17911 Nat cnat 18001 FuncCat cfuc 18002 ×c cxpc 18224 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1822 ax-4 1836 ax-5 1937 ax-6 1994 ax-7 2035 ax-8 2151 ax-9 2159 ax-10 2182 ax-11 2198 ax-12 2219 ax-ext 2741 ax-rep 5242 ax-sep 5261 ax-nul 5271 ax-pow 5337 ax-pr 5405 ax-un 7733 ax-cnex 11156 ax-resscn 11157 ax-1cn 11158 ax-icn 11159 ax-addcl 11160 ax-addrcl 11161 ax-mulcl 11162 ax-mulrcl 11163 ax-mulcom 11164 ax-addass 11165 ax-mulass 11166 ax-distr 11167 ax-i2m1 11168 ax-1ne0 11169 ax-1rid 11170 ax-rnegex 11171 ax-rrecex 11172 ax-cnre 11173 ax-pre-lttri 11174 ax-pre-lttrn 11175 ax-pre-ltadd 11176 ax-pre-mulgt0 11177 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3or 1102 df-3an 1103 df-tru 1570 df-fal 1580 df-ex 1807 df-nf 1811 df-sb 2098 df-mo 2573 df-eu 2603 df-clab 2748 df-cleq 2761 df-clel 2844 df-nfc 2918 df-ne 2965 df-nel 3071 df-ral 3086 df-rex 3096 df-reu 3377 df-rab 3424 df-v 3465 df-sbc 3754 df-csb 3862 df-dif 3916 df-un 3918 df-in 3920 df-ss 3930 df-pss 3933 df-nul 4295 df-if 4493 df-pw 4569 df-sn 4595 df-pr 4597 df-tp 4599 df-op 4601 df-uni 4877 df-iun 4962 df-br 5114 df-opab 5178 df-mpt 5197 df-tr 5223 df-id 5557 df-eprel 5562 df-po 5570 df-so 5571 df-fr 5615 df-we 5617 df-xp 5668 df-rel 5669 df-cnv 5670 df-co 5671 df-dm 5672 df-rn 5673 df-res 5674 df-ima 5675 df-pred 6303 df-ord 6364 df-on 6365 df-lim 6366 df-suc 6367 df-iota 6493 df-fun 6539 df-fn 6540 df-f 6541 df-f1 6542 df-fo 6543 df-f1o 6544 df-fv 6545 df-riota 7368 df-ov 7414 df-oprab 7415 df-mpo 7416 df-om 7863 df-1st 7986 df-2nd 7987 df-frecs 8278 df-wrecs 8309 df-recs 8358 df-rdg 8397 df-1o 8453 df-er 8694 df-ixp 8896 df-en 8944 df-dom 8945 df-sdom 8946 df-fin 8947 df-pnf 11245 df-mnf 11246 df-xr 11247 df-ltxr 11248 df-le 11249 df-sub 11443 df-neg 11444 df-nn 12234 df-2 12303 df-3 12304 df-4 12305 df-5 12306 df-6 12307 df-7 12308 df-8 12309 df-9 12310 df-n0 12505 df-z 12592 df-dec 12712 df-uz 12863 df-fz 13536 df-struct 17207 df-slot 17242 df-ndx 17254 df-base 17270 df-hom 17334 df-cco 17335 df-func 17915 df-nat 18003 df-fuc 18004 df-xpc 18228 |
| This theorem is referenced by: (None) |
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