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Mathbox for Alexander van der Vekens |
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Mirrors > Home > MPE Home > Th. List > Mathboxes > rngcco | Structured version Visualization version GIF version |
Description: Composition in the category of non-unital rings. (Contributed by AV, 27-Feb-2020.) (Revised by AV, 8-Mar-2020.) |
Ref | Expression |
---|---|
rngcco.c | ⊢ 𝐶 = (RngCat‘𝑈) |
rngcco.u | ⊢ (𝜑 → 𝑈 ∈ 𝑉) |
rngcco.o | ⊢ · = (comp‘𝐶) |
rngcco.x | ⊢ (𝜑 → 𝑋 ∈ 𝑈) |
rngcco.y | ⊢ (𝜑 → 𝑌 ∈ 𝑈) |
rngcco.z | ⊢ (𝜑 → 𝑍 ∈ 𝑈) |
rngcco.f | ⊢ (𝜑 → 𝐹:(Base‘𝑋)⟶(Base‘𝑌)) |
rngcco.g | ⊢ (𝜑 → 𝐺:(Base‘𝑌)⟶(Base‘𝑍)) |
Ref | Expression |
---|---|
rngcco | ⊢ (𝜑 → (𝐺(〈𝑋, 𝑌〉 · 𝑍)𝐹) = (𝐺 ∘ 𝐹)) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | rngcco.c | . . . . 5 ⊢ 𝐶 = (RngCat‘𝑈) | |
2 | rngcco.u | . . . . 5 ⊢ (𝜑 → 𝑈 ∈ 𝑉) | |
3 | rngcco.o | . . . . 5 ⊢ · = (comp‘𝐶) | |
4 | 1, 2, 3 | rngccofval 46708 | . . . 4 ⊢ (𝜑 → · = (comp‘(ExtStrCat‘𝑈))) |
5 | 4 | oveqd 7413 | . . 3 ⊢ (𝜑 → (〈𝑋, 𝑌〉 · 𝑍) = (〈𝑋, 𝑌〉(comp‘(ExtStrCat‘𝑈))𝑍)) |
6 | 5 | oveqd 7413 | . 2 ⊢ (𝜑 → (𝐺(〈𝑋, 𝑌〉 · 𝑍)𝐹) = (𝐺(〈𝑋, 𝑌〉(comp‘(ExtStrCat‘𝑈))𝑍)𝐹)) |
7 | eqid 2733 | . . 3 ⊢ (ExtStrCat‘𝑈) = (ExtStrCat‘𝑈) | |
8 | eqid 2733 | . . 3 ⊢ (comp‘(ExtStrCat‘𝑈)) = (comp‘(ExtStrCat‘𝑈)) | |
9 | rngcco.x | . . 3 ⊢ (𝜑 → 𝑋 ∈ 𝑈) | |
10 | rngcco.y | . . 3 ⊢ (𝜑 → 𝑌 ∈ 𝑈) | |
11 | rngcco.z | . . 3 ⊢ (𝜑 → 𝑍 ∈ 𝑈) | |
12 | eqid 2733 | . . 3 ⊢ (Base‘𝑋) = (Base‘𝑋) | |
13 | eqid 2733 | . . 3 ⊢ (Base‘𝑌) = (Base‘𝑌) | |
14 | eqid 2733 | . . 3 ⊢ (Base‘𝑍) = (Base‘𝑍) | |
15 | rngcco.f | . . 3 ⊢ (𝜑 → 𝐹:(Base‘𝑋)⟶(Base‘𝑌)) | |
16 | rngcco.g | . . 3 ⊢ (𝜑 → 𝐺:(Base‘𝑌)⟶(Base‘𝑍)) | |
17 | 7, 2, 8, 9, 10, 11, 12, 13, 14, 15, 16 | estrcco 18068 | . 2 ⊢ (𝜑 → (𝐺(〈𝑋, 𝑌〉(comp‘(ExtStrCat‘𝑈))𝑍)𝐹) = (𝐺 ∘ 𝐹)) |
18 | 6, 17 | eqtrd 2773 | 1 ⊢ (𝜑 → (𝐺(〈𝑋, 𝑌〉 · 𝑍)𝐹) = (𝐺 ∘ 𝐹)) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 = wceq 1542 ∈ wcel 2107 〈cop 4630 ∘ ccom 5676 ⟶wf 6531 ‘cfv 6535 (class class class)co 7396 Basecbs 17131 compcco 17196 ExtStrCatcestrc 18060 RngCatcrngc 46695 |
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 1914 ax-6 1972 ax-7 2012 ax-8 2109 ax-9 2117 ax-10 2138 ax-11 2155 ax-12 2172 ax-ext 2704 ax-rep 5281 ax-sep 5295 ax-nul 5302 ax-pow 5359 ax-pr 5423 ax-un 7712 ax-cnex 11153 ax-resscn 11154 ax-1cn 11155 ax-icn 11156 ax-addcl 11157 ax-addrcl 11158 ax-mulcl 11159 ax-mulrcl 11160 ax-mulcom 11161 ax-addass 11162 ax-mulass 11163 ax-distr 11164 ax-i2m1 11165 ax-1ne0 11166 ax-1rid 11167 ax-rnegex 11168 ax-rrecex 11169 ax-cnre 11170 ax-pre-lttri 11171 ax-pre-lttrn 11172 ax-pre-ltadd 11173 ax-pre-mulgt0 11174 |
This theorem depends on definitions: df-bi 206 df-an 398 df-or 847 df-3or 1089 df-3an 1090 df-tru 1545 df-fal 1555 df-ex 1783 df-nf 1787 df-sb 2069 df-mo 2535 df-eu 2564 df-clab 2711 df-cleq 2725 df-clel 2811 df-nfc 2886 df-ne 2942 df-nel 3048 df-ral 3063 df-rex 3072 df-reu 3378 df-rab 3434 df-v 3477 df-sbc 3776 df-csb 3892 df-dif 3949 df-un 3951 df-in 3953 df-ss 3963 df-pss 3965 df-nul 4321 df-if 4525 df-pw 4600 df-sn 4625 df-pr 4627 df-tp 4629 df-op 4631 df-uni 4905 df-iun 4995 df-br 5145 df-opab 5207 df-mpt 5228 df-tr 5262 df-id 5570 df-eprel 5576 df-po 5584 df-so 5585 df-fr 5627 df-we 5629 df-xp 5678 df-rel 5679 df-cnv 5680 df-co 5681 df-dm 5682 df-rn 5683 df-res 5684 df-ima 5685 df-pred 6292 df-ord 6359 df-on 6360 df-lim 6361 df-suc 6362 df-iota 6487 df-fun 6537 df-fn 6538 df-f 6539 df-f1 6540 df-fo 6541 df-f1o 6542 df-fv 6543 df-riota 7352 df-ov 7399 df-oprab 7400 df-mpo 7401 df-om 7843 df-1st 7962 df-2nd 7963 df-frecs 8253 df-wrecs 8284 df-recs 8358 df-rdg 8397 df-1o 8453 df-er 8691 df-map 8810 df-en 8928 df-dom 8929 df-sdom 8930 df-fin 8931 df-pnf 11237 df-mnf 11238 df-xr 11239 df-ltxr 11240 df-le 11241 df-sub 11433 df-neg 11434 df-nn 12200 df-2 12262 df-3 12263 df-4 12264 df-5 12265 df-6 12266 df-7 12267 df-8 12268 df-9 12269 df-n0 12460 df-z 12546 df-dec 12665 df-uz 12810 df-fz 13472 df-struct 17067 df-sets 17084 df-slot 17102 df-ndx 17114 df-base 17132 df-ress 17161 df-hom 17208 df-cco 17209 df-resc 17745 df-estrc 18061 df-rnghomo 46557 df-rngc 46697 |
This theorem is referenced by: rngcsect 46718 rhmsubcrngclem2 46766 rhmsubclem4 46827 |
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