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Mirrors > Home > MPE Home > Th. List > elhomai2 | Structured version Visualization version GIF version |
Description: Produce an arrow from a morphism. (Contributed by Mario Carneiro, 11-Jan-2017.) |
Ref | Expression |
---|---|
homarcl.h | ⊢ 𝐻 = (Homa‘𝐶) |
homafval.b | ⊢ 𝐵 = (Base‘𝐶) |
homafval.c | ⊢ (𝜑 → 𝐶 ∈ Cat) |
homaval.j | ⊢ 𝐽 = (Hom ‘𝐶) |
homaval.x | ⊢ (𝜑 → 𝑋 ∈ 𝐵) |
homaval.y | ⊢ (𝜑 → 𝑌 ∈ 𝐵) |
elhomai.f | ⊢ (𝜑 → 𝐹 ∈ (𝑋𝐽𝑌)) |
Ref | Expression |
---|---|
elhomai2 | ⊢ (𝜑 → 〈𝑋, 𝑌, 𝐹〉 ∈ (𝑋𝐻𝑌)) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | df-ot 4570 | . 2 ⊢ 〈𝑋, 𝑌, 𝐹〉 = 〈〈𝑋, 𝑌〉, 𝐹〉 | |
2 | homarcl.h | . . . 4 ⊢ 𝐻 = (Homa‘𝐶) | |
3 | homafval.b | . . . 4 ⊢ 𝐵 = (Base‘𝐶) | |
4 | homafval.c | . . . 4 ⊢ (𝜑 → 𝐶 ∈ Cat) | |
5 | homaval.j | . . . 4 ⊢ 𝐽 = (Hom ‘𝐶) | |
6 | homaval.x | . . . 4 ⊢ (𝜑 → 𝑋 ∈ 𝐵) | |
7 | homaval.y | . . . 4 ⊢ (𝜑 → 𝑌 ∈ 𝐵) | |
8 | elhomai.f | . . . 4 ⊢ (𝜑 → 𝐹 ∈ (𝑋𝐽𝑌)) | |
9 | 2, 3, 4, 5, 6, 7, 8 | elhomai 17287 | . . 3 ⊢ (𝜑 → 〈𝑋, 𝑌〉(𝑋𝐻𝑌)𝐹) |
10 | df-br 5060 | . . 3 ⊢ (〈𝑋, 𝑌〉(𝑋𝐻𝑌)𝐹 ↔ 〈〈𝑋, 𝑌〉, 𝐹〉 ∈ (𝑋𝐻𝑌)) | |
11 | 9, 10 | sylib 220 | . 2 ⊢ (𝜑 → 〈〈𝑋, 𝑌〉, 𝐹〉 ∈ (𝑋𝐻𝑌)) |
12 | 1, 11 | eqeltrid 2917 | 1 ⊢ (𝜑 → 〈𝑋, 𝑌, 𝐹〉 ∈ (𝑋𝐻𝑌)) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 = wceq 1533 ∈ wcel 2110 〈cop 4567 〈cotp 4569 class class class wbr 5059 ‘cfv 6350 (class class class)co 7150 Basecbs 16477 Hom chom 16570 Catccat 16929 Homachoma 17277 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1792 ax-4 1806 ax-5 1907 ax-6 1966 ax-7 2011 ax-8 2112 ax-9 2120 ax-10 2141 ax-11 2156 ax-12 2172 ax-ext 2793 ax-rep 5183 ax-sep 5196 ax-nul 5203 ax-pow 5259 ax-pr 5322 ax-un 7455 |
This theorem depends on definitions: df-bi 209 df-an 399 df-or 844 df-3an 1085 df-tru 1536 df-ex 1777 df-nf 1781 df-sb 2066 df-mo 2618 df-eu 2650 df-clab 2800 df-cleq 2814 df-clel 2893 df-nfc 2963 df-ne 3017 df-ral 3143 df-rex 3144 df-reu 3145 df-rab 3147 df-v 3497 df-sbc 3773 df-csb 3884 df-dif 3939 df-un 3941 df-in 3943 df-ss 3952 df-nul 4292 df-if 4468 df-pw 4541 df-sn 4562 df-pr 4564 df-op 4568 df-ot 4570 df-uni 4833 df-iun 4914 df-br 5060 df-opab 5122 df-mpt 5140 df-id 5455 df-xp 5556 df-rel 5557 df-cnv 5558 df-co 5559 df-dm 5560 df-rn 5561 df-res 5562 df-ima 5563 df-iota 6309 df-fun 6352 df-fn 6353 df-f 6354 df-f1 6355 df-fo 6356 df-f1o 6357 df-fv 6358 df-ov 7153 df-homa 17280 |
This theorem is referenced by: idahom 17314 coahom 17324 |
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