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Mirrors > Home > MPE Home > Th. List > xpchom2 | Structured version Visualization version GIF version |
Description: Value of the set of morphisms in the binary product of categories. (Contributed by Mario Carneiro, 11-Jan-2017.) |
Ref | Expression |
---|---|
xpcco2.t | ⊢ 𝑇 = (𝐶 ×c 𝐷) |
xpcco2.x | ⊢ 𝑋 = (Base‘𝐶) |
xpcco2.y | ⊢ 𝑌 = (Base‘𝐷) |
xpcco2.h | ⊢ 𝐻 = (Hom ‘𝐶) |
xpcco2.j | ⊢ 𝐽 = (Hom ‘𝐷) |
xpcco2.m | ⊢ (𝜑 → 𝑀 ∈ 𝑋) |
xpcco2.n | ⊢ (𝜑 → 𝑁 ∈ 𝑌) |
xpcco2.p | ⊢ (𝜑 → 𝑃 ∈ 𝑋) |
xpcco2.q | ⊢ (𝜑 → 𝑄 ∈ 𝑌) |
xpchom2.k | ⊢ 𝐾 = (Hom ‘𝑇) |
Ref | Expression |
---|---|
xpchom2 | ⊢ (𝜑 → (〈𝑀, 𝑁〉𝐾〈𝑃, 𝑄〉) = ((𝑀𝐻𝑃) × (𝑁𝐽𝑄))) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | xpcco2.t | . . 3 ⊢ 𝑇 = (𝐶 ×c 𝐷) | |
2 | xpcco2.x | . . . 4 ⊢ 𝑋 = (Base‘𝐶) | |
3 | xpcco2.y | . . . 4 ⊢ 𝑌 = (Base‘𝐷) | |
4 | 1, 2, 3 | xpcbas 17487 | . . 3 ⊢ (𝑋 × 𝑌) = (Base‘𝑇) |
5 | xpcco2.h | . . 3 ⊢ 𝐻 = (Hom ‘𝐶) | |
6 | xpcco2.j | . . 3 ⊢ 𝐽 = (Hom ‘𝐷) | |
7 | xpchom2.k | . . 3 ⊢ 𝐾 = (Hom ‘𝑇) | |
8 | xpcco2.m | . . . 4 ⊢ (𝜑 → 𝑀 ∈ 𝑋) | |
9 | xpcco2.n | . . . 4 ⊢ (𝜑 → 𝑁 ∈ 𝑌) | |
10 | 8, 9 | opelxpd 5563 | . . 3 ⊢ (𝜑 → 〈𝑀, 𝑁〉 ∈ (𝑋 × 𝑌)) |
11 | xpcco2.p | . . . 4 ⊢ (𝜑 → 𝑃 ∈ 𝑋) | |
12 | xpcco2.q | . . . 4 ⊢ (𝜑 → 𝑄 ∈ 𝑌) | |
13 | 11, 12 | opelxpd 5563 | . . 3 ⊢ (𝜑 → 〈𝑃, 𝑄〉 ∈ (𝑋 × 𝑌)) |
14 | 1, 4, 5, 6, 7, 10, 13 | xpchom 17489 | . 2 ⊢ (𝜑 → (〈𝑀, 𝑁〉𝐾〈𝑃, 𝑄〉) = (((1st ‘〈𝑀, 𝑁〉)𝐻(1st ‘〈𝑃, 𝑄〉)) × ((2nd ‘〈𝑀, 𝑁〉)𝐽(2nd ‘〈𝑃, 𝑄〉)))) |
15 | op1stg 7706 | . . . . 5 ⊢ ((𝑀 ∈ 𝑋 ∧ 𝑁 ∈ 𝑌) → (1st ‘〈𝑀, 𝑁〉) = 𝑀) | |
16 | 8, 9, 15 | syl2anc 588 | . . . 4 ⊢ (𝜑 → (1st ‘〈𝑀, 𝑁〉) = 𝑀) |
17 | op1stg 7706 | . . . . 5 ⊢ ((𝑃 ∈ 𝑋 ∧ 𝑄 ∈ 𝑌) → (1st ‘〈𝑃, 𝑄〉) = 𝑃) | |
18 | 11, 12, 17 | syl2anc 588 | . . . 4 ⊢ (𝜑 → (1st ‘〈𝑃, 𝑄〉) = 𝑃) |
19 | 16, 18 | oveq12d 7169 | . . 3 ⊢ (𝜑 → ((1st ‘〈𝑀, 𝑁〉)𝐻(1st ‘〈𝑃, 𝑄〉)) = (𝑀𝐻𝑃)) |
20 | op2ndg 7707 | . . . . 5 ⊢ ((𝑀 ∈ 𝑋 ∧ 𝑁 ∈ 𝑌) → (2nd ‘〈𝑀, 𝑁〉) = 𝑁) | |
21 | 8, 9, 20 | syl2anc 588 | . . . 4 ⊢ (𝜑 → (2nd ‘〈𝑀, 𝑁〉) = 𝑁) |
22 | op2ndg 7707 | . . . . 5 ⊢ ((𝑃 ∈ 𝑋 ∧ 𝑄 ∈ 𝑌) → (2nd ‘〈𝑃, 𝑄〉) = 𝑄) | |
23 | 11, 12, 22 | syl2anc 588 | . . . 4 ⊢ (𝜑 → (2nd ‘〈𝑃, 𝑄〉) = 𝑄) |
24 | 21, 23 | oveq12d 7169 | . . 3 ⊢ (𝜑 → ((2nd ‘〈𝑀, 𝑁〉)𝐽(2nd ‘〈𝑃, 𝑄〉)) = (𝑁𝐽𝑄)) |
25 | 19, 24 | xpeq12d 5556 | . 2 ⊢ (𝜑 → (((1st ‘〈𝑀, 𝑁〉)𝐻(1st ‘〈𝑃, 𝑄〉)) × ((2nd ‘〈𝑀, 𝑁〉)𝐽(2nd ‘〈𝑃, 𝑄〉))) = ((𝑀𝐻𝑃) × (𝑁𝐽𝑄))) |
26 | 14, 25 | eqtrd 2794 | 1 ⊢ (𝜑 → (〈𝑀, 𝑁〉𝐾〈𝑃, 𝑄〉) = ((𝑀𝐻𝑃) × (𝑁𝐽𝑄))) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 = wceq 1539 ∈ wcel 2112 〈cop 4529 × cxp 5523 ‘cfv 6336 (class class class)co 7151 1st c1st 7692 2nd c2nd 7693 Basecbs 16534 Hom chom 16627 ×c cxpc 17477 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1798 ax-4 1812 ax-5 1912 ax-6 1971 ax-7 2016 ax-8 2114 ax-9 2122 ax-10 2143 ax-11 2159 ax-12 2176 ax-ext 2730 ax-rep 5157 ax-sep 5170 ax-nul 5177 ax-pow 5235 ax-pr 5299 ax-un 7460 ax-cnex 10624 ax-resscn 10625 ax-1cn 10626 ax-icn 10627 ax-addcl 10628 ax-addrcl 10629 ax-mulcl 10630 ax-mulrcl 10631 ax-mulcom 10632 ax-addass 10633 ax-mulass 10634 ax-distr 10635 ax-i2m1 10636 ax-1ne0 10637 ax-1rid 10638 ax-rnegex 10639 ax-rrecex 10640 ax-cnre 10641 ax-pre-lttri 10642 ax-pre-lttrn 10643 ax-pre-ltadd 10644 ax-pre-mulgt0 10645 |
This theorem depends on definitions: df-bi 210 df-an 401 df-or 846 df-3or 1086 df-3an 1087 df-tru 1542 df-fal 1552 df-ex 1783 df-nf 1787 df-sb 2071 df-mo 2558 df-eu 2589 df-clab 2737 df-cleq 2751 df-clel 2831 df-nfc 2902 df-ne 2953 df-nel 3057 df-ral 3076 df-rex 3077 df-reu 3078 df-rab 3080 df-v 3412 df-sbc 3698 df-csb 3807 df-dif 3862 df-un 3864 df-in 3866 df-ss 3876 df-pss 3878 df-nul 4227 df-if 4422 df-pw 4497 df-sn 4524 df-pr 4526 df-tp 4528 df-op 4530 df-uni 4800 df-int 4840 df-iun 4886 df-br 5034 df-opab 5096 df-mpt 5114 df-tr 5140 df-id 5431 df-eprel 5436 df-po 5444 df-so 5445 df-fr 5484 df-we 5486 df-xp 5531 df-rel 5532 df-cnv 5533 df-co 5534 df-dm 5535 df-rn 5536 df-res 5537 df-ima 5538 df-pred 6127 df-ord 6173 df-on 6174 df-lim 6175 df-suc 6176 df-iota 6295 df-fun 6338 df-fn 6339 df-f 6340 df-f1 6341 df-fo 6342 df-f1o 6343 df-fv 6344 df-riota 7109 df-ov 7154 df-oprab 7155 df-mpo 7156 df-om 7581 df-1st 7694 df-2nd 7695 df-wrecs 7958 df-recs 8019 df-rdg 8057 df-1o 8113 df-oadd 8117 df-er 8300 df-en 8529 df-dom 8530 df-sdom 8531 df-fin 8532 df-pnf 10708 df-mnf 10709 df-xr 10710 df-ltxr 10711 df-le 10712 df-sub 10903 df-neg 10904 df-nn 11668 df-2 11730 df-3 11731 df-4 11732 df-5 11733 df-6 11734 df-7 11735 df-8 11736 df-9 11737 df-n0 11928 df-z 12014 df-dec 12131 df-uz 12276 df-fz 12933 df-struct 16536 df-ndx 16537 df-slot 16538 df-base 16540 df-hom 16640 df-cco 16641 df-xpc 17481 |
This theorem is referenced by: xpcco2 17496 prfcl 17512 evlfcl 17531 curf1cl 17537 curf2cl 17540 curfcl 17541 uncf2 17546 uncfcurf 17548 diag12 17553 diag2 17554 curf2ndf 17556 yonedalem22 17587 yonedalem3b 17588 |
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