Metamath Proof Explorer |
< Previous
Next >
Nearby theorems |
||
Mirrors > Home > MPE Home > Th. List > comfeqval | Structured version Visualization version GIF version |
Description: Equality of two compositions. (Contributed by Mario Carneiro, 4-Jan-2017.) |
Ref | Expression |
---|---|
comfeqval.b | ⊢ 𝐵 = (Base‘𝐶) |
comfeqval.h | ⊢ 𝐻 = (Hom ‘𝐶) |
comfeqval.1 | ⊢ · = (comp‘𝐶) |
comfeqval.2 | ⊢ ∙ = (comp‘𝐷) |
comfeqval.3 | ⊢ (𝜑 → (Homf ‘𝐶) = (Homf ‘𝐷)) |
comfeqval.4 | ⊢ (𝜑 → (compf‘𝐶) = (compf‘𝐷)) |
comfeqval.x | ⊢ (𝜑 → 𝑋 ∈ 𝐵) |
comfeqval.y | ⊢ (𝜑 → 𝑌 ∈ 𝐵) |
comfeqval.z | ⊢ (𝜑 → 𝑍 ∈ 𝐵) |
comfeqval.f | ⊢ (𝜑 → 𝐹 ∈ (𝑋𝐻𝑌)) |
comfeqval.g | ⊢ (𝜑 → 𝐺 ∈ (𝑌𝐻𝑍)) |
Ref | Expression |
---|---|
comfeqval | ⊢ (𝜑 → (𝐺(〈𝑋, 𝑌〉 · 𝑍)𝐹) = (𝐺(〈𝑋, 𝑌〉 ∙ 𝑍)𝐹)) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | comfeqval.4 | . . . 4 ⊢ (𝜑 → (compf‘𝐶) = (compf‘𝐷)) | |
2 | 1 | oveqd 6667 | . . 3 ⊢ (𝜑 → (〈𝑋, 𝑌〉(compf‘𝐶)𝑍) = (〈𝑋, 𝑌〉(compf‘𝐷)𝑍)) |
3 | 2 | oveqd 6667 | . 2 ⊢ (𝜑 → (𝐺(〈𝑋, 𝑌〉(compf‘𝐶)𝑍)𝐹) = (𝐺(〈𝑋, 𝑌〉(compf‘𝐷)𝑍)𝐹)) |
4 | eqid 2622 | . . 3 ⊢ (compf‘𝐶) = (compf‘𝐶) | |
5 | comfeqval.b | . . 3 ⊢ 𝐵 = (Base‘𝐶) | |
6 | comfeqval.h | . . 3 ⊢ 𝐻 = (Hom ‘𝐶) | |
7 | comfeqval.1 | . . 3 ⊢ · = (comp‘𝐶) | |
8 | comfeqval.x | . . 3 ⊢ (𝜑 → 𝑋 ∈ 𝐵) | |
9 | comfeqval.y | . . 3 ⊢ (𝜑 → 𝑌 ∈ 𝐵) | |
10 | comfeqval.z | . . 3 ⊢ (𝜑 → 𝑍 ∈ 𝐵) | |
11 | comfeqval.f | . . 3 ⊢ (𝜑 → 𝐹 ∈ (𝑋𝐻𝑌)) | |
12 | comfeqval.g | . . 3 ⊢ (𝜑 → 𝐺 ∈ (𝑌𝐻𝑍)) | |
13 | 4, 5, 6, 7, 8, 9, 10, 11, 12 | comfval 16360 | . 2 ⊢ (𝜑 → (𝐺(〈𝑋, 𝑌〉(compf‘𝐶)𝑍)𝐹) = (𝐺(〈𝑋, 𝑌〉 · 𝑍)𝐹)) |
14 | eqid 2622 | . . 3 ⊢ (compf‘𝐷) = (compf‘𝐷) | |
15 | eqid 2622 | . . 3 ⊢ (Base‘𝐷) = (Base‘𝐷) | |
16 | eqid 2622 | . . 3 ⊢ (Hom ‘𝐷) = (Hom ‘𝐷) | |
17 | comfeqval.2 | . . 3 ⊢ ∙ = (comp‘𝐷) | |
18 | comfeqval.3 | . . . . . 6 ⊢ (𝜑 → (Homf ‘𝐶) = (Homf ‘𝐷)) | |
19 | 18 | homfeqbas 16356 | . . . . 5 ⊢ (𝜑 → (Base‘𝐶) = (Base‘𝐷)) |
20 | 5, 19 | syl5eq 2668 | . . . 4 ⊢ (𝜑 → 𝐵 = (Base‘𝐷)) |
21 | 8, 20 | eleqtrd 2703 | . . 3 ⊢ (𝜑 → 𝑋 ∈ (Base‘𝐷)) |
22 | 9, 20 | eleqtrd 2703 | . . 3 ⊢ (𝜑 → 𝑌 ∈ (Base‘𝐷)) |
23 | 10, 20 | eleqtrd 2703 | . . 3 ⊢ (𝜑 → 𝑍 ∈ (Base‘𝐷)) |
24 | 5, 6, 16, 18, 8, 9 | homfeqval 16357 | . . . 4 ⊢ (𝜑 → (𝑋𝐻𝑌) = (𝑋(Hom ‘𝐷)𝑌)) |
25 | 11, 24 | eleqtrd 2703 | . . 3 ⊢ (𝜑 → 𝐹 ∈ (𝑋(Hom ‘𝐷)𝑌)) |
26 | 5, 6, 16, 18, 9, 10 | homfeqval 16357 | . . . 4 ⊢ (𝜑 → (𝑌𝐻𝑍) = (𝑌(Hom ‘𝐷)𝑍)) |
27 | 12, 26 | eleqtrd 2703 | . . 3 ⊢ (𝜑 → 𝐺 ∈ (𝑌(Hom ‘𝐷)𝑍)) |
28 | 14, 15, 16, 17, 21, 22, 23, 25, 27 | comfval 16360 | . 2 ⊢ (𝜑 → (𝐺(〈𝑋, 𝑌〉(compf‘𝐷)𝑍)𝐹) = (𝐺(〈𝑋, 𝑌〉 ∙ 𝑍)𝐹)) |
29 | 3, 13, 28 | 3eqtr3d 2664 | 1 ⊢ (𝜑 → (𝐺(〈𝑋, 𝑌〉 · 𝑍)𝐹) = (𝐺(〈𝑋, 𝑌〉 ∙ 𝑍)𝐹)) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 = wceq 1483 ∈ wcel 1990 〈cop 4183 ‘cfv 5888 (class class class)co 6650 Basecbs 15857 Hom chom 15952 compcco 15953 Homf chomf 16327 compfccomf 16328 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1722 ax-4 1737 ax-5 1839 ax-6 1888 ax-7 1935 ax-8 1992 ax-9 1999 ax-10 2019 ax-11 2034 ax-12 2047 ax-13 2246 ax-ext 2602 ax-rep 4771 ax-sep 4781 ax-nul 4789 ax-pow 4843 ax-pr 4906 ax-un 6949 |
This theorem depends on definitions: df-bi 197 df-or 385 df-an 386 df-3an 1039 df-tru 1486 df-ex 1705 df-nf 1710 df-sb 1881 df-eu 2474 df-mo 2475 df-clab 2609 df-cleq 2615 df-clel 2618 df-nfc 2753 df-ne 2795 df-ral 2917 df-rex 2918 df-reu 2919 df-rab 2921 df-v 3202 df-sbc 3436 df-csb 3534 df-dif 3577 df-un 3579 df-in 3581 df-ss 3588 df-nul 3916 df-if 4087 df-pw 4160 df-sn 4178 df-pr 4180 df-op 4184 df-uni 4437 df-iun 4522 df-br 4654 df-opab 4713 df-mpt 4730 df-id 5024 df-xp 5120 df-rel 5121 df-cnv 5122 df-co 5123 df-dm 5124 df-rn 5125 df-res 5126 df-ima 5127 df-iota 5851 df-fun 5890 df-fn 5891 df-f 5892 df-f1 5893 df-fo 5894 df-f1o 5895 df-fv 5896 df-ov 6653 df-oprab 6654 df-mpt2 6655 df-1st 7168 df-2nd 7169 df-homf 16331 df-comf 16332 |
This theorem is referenced by: catpropd 16369 cidpropd 16370 oppccomfpropd 16387 monpropd 16397 funcpropd 16560 natpropd 16636 fucpropd 16637 xpcpropd 16848 hofpropd 16907 |
Copyright terms: Public domain | W3C validator |