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| Mirrors > Home > MPE Home > Th. List > rngchomfval | Structured version Visualization version GIF version | ||
| Description: Set of arrows of the category of non-unital rings (in a universe). (Contributed by AV, 27-Feb-2020.) (Revised by AV, 8-Mar-2020.) |
| Ref | Expression |
|---|---|
| rngcbas.c | ⊢ 𝐶 = (RngCat‘𝑈) |
| rngcbas.b | ⊢ 𝐵 = (Base‘𝐶) |
| rngcbas.u | ⊢ (𝜑 → 𝑈 ∈ 𝑉) |
| rngchomfval.h | ⊢ 𝐻 = (Hom ‘𝐶) |
| Ref | Expression |
|---|---|
| rngchomfval | ⊢ (𝜑 → 𝐻 = ( RngHom ↾ (𝐵 × 𝐵))) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | rngchomfval.h | . . 3 ⊢ 𝐻 = (Hom ‘𝐶) | |
| 2 | rngcbas.c | . . . . 5 ⊢ 𝐶 = (RngCat‘𝑈) | |
| 3 | rngcbas.u | . . . . 5 ⊢ (𝜑 → 𝑈 ∈ 𝑉) | |
| 4 | rngcbas.b | . . . . . 6 ⊢ 𝐵 = (Base‘𝐶) | |
| 5 | 2, 4, 3 | rngcbas 20697 | . . . . 5 ⊢ (𝜑 → 𝐵 = (𝑈 ∩ Rng)) |
| 6 | eqidd 2766 | . . . . 5 ⊢ (𝜑 → ( RngHom ↾ (𝐵 × 𝐵)) = ( RngHom ↾ (𝐵 × 𝐵))) | |
| 7 | 2, 3, 5, 6 | rngcval 20694 | . . . 4 ⊢ (𝜑 → 𝐶 = ((ExtStrCat‘𝑈) ↾cat ( RngHom ↾ (𝐵 × 𝐵)))) |
| 8 | 7 | fveq2d 6875 | . . 3 ⊢ (𝜑 → (Hom ‘𝐶) = (Hom ‘((ExtStrCat‘𝑈) ↾cat ( RngHom ↾ (𝐵 × 𝐵))))) |
| 9 | 1, 8 | eqtrid 2812 | . 2 ⊢ (𝜑 → 𝐻 = (Hom ‘((ExtStrCat‘𝑈) ↾cat ( RngHom ↾ (𝐵 × 𝐵))))) |
| 10 | eqid 2765 | . . 3 ⊢ ((ExtStrCat‘𝑈) ↾cat ( RngHom ↾ (𝐵 × 𝐵))) = ((ExtStrCat‘𝑈) ↾cat ( RngHom ↾ (𝐵 × 𝐵))) | |
| 11 | eqid 2765 | . . 3 ⊢ (Base‘(ExtStrCat‘𝑈)) = (Base‘(ExtStrCat‘𝑈)) | |
| 12 | fvexd 6886 | . . 3 ⊢ (𝜑 → (ExtStrCat‘𝑈) ∈ V) | |
| 13 | 5, 6 | rnghmresfn 20695 | . . 3 ⊢ (𝜑 → ( RngHom ↾ (𝐵 × 𝐵)) Fn (𝐵 × 𝐵)) |
| 14 | inss1 4191 | . . . . 5 ⊢ (𝑈 ∩ Rng) ⊆ 𝑈 | |
| 15 | 14 | a1i 11 | . . . 4 ⊢ (𝜑 → (𝑈 ∩ Rng) ⊆ 𝑈) |
| 16 | eqid 2765 | . . . . . 6 ⊢ (ExtStrCat‘𝑈) = (ExtStrCat‘𝑈) | |
| 17 | 16, 3 | estrcbas 18171 | . . . . 5 ⊢ (𝜑 → 𝑈 = (Base‘(ExtStrCat‘𝑈))) |
| 18 | 17 | eqcomd 2771 | . . . 4 ⊢ (𝜑 → (Base‘(ExtStrCat‘𝑈)) = 𝑈) |
| 19 | 15, 5, 18 | 3sstr4d 3994 | . . 3 ⊢ (𝜑 → 𝐵 ⊆ (Base‘(ExtStrCat‘𝑈))) |
| 20 | 10, 11, 12, 13, 19 | reschom 17877 | . 2 ⊢ (𝜑 → ( RngHom ↾ (𝐵 × 𝐵)) = (Hom ‘((ExtStrCat‘𝑈) ↾cat ( RngHom ↾ (𝐵 × 𝐵))))) |
| 21 | 9, 20 | eqtr4d 2803 | 1 ⊢ (𝜑 → 𝐻 = ( RngHom ↾ (𝐵 × 𝐵))) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 = wceq 1563 ∈ wcel 2145 Vcvv 3457 ∩ cin 3906 ⊆ wss 3907 × cxp 5650 ↾ cres 5654 ‘cfv 6525 (class class class)co 7400 Basecbs 17259 Hom chom 17311 ↾cat cresc 17855 ExtStrCatcestrc 18168 Rngcrng 20221 RngHom crnghm 20507 RngCatcrngc 20692 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1818 ax-4 1832 ax-5 1933 ax-6 1990 ax-7 2031 ax-8 2147 ax-9 2155 ax-10 2178 ax-11 2194 ax-12 2215 ax-ext 2737 ax-rep 5232 ax-sep 5251 ax-nul 5261 ax-pow 5327 ax-pr 5395 ax-un 7722 ax-cnex 11144 ax-resscn 11145 ax-1cn 11146 ax-icn 11147 ax-addcl 11148 ax-addrcl 11149 ax-mulcl 11150 ax-mulrcl 11151 ax-mulcom 11152 ax-addass 11153 ax-mulass 11154 ax-distr 11155 ax-i2m1 11156 ax-1ne0 11157 ax-1rid 11158 ax-rnegex 11159 ax-rrecex 11160 ax-cnre 11161 ax-pre-lttri 11162 ax-pre-lttrn 11163 ax-pre-ltadd 11164 ax-pre-mulgt0 11165 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3or 1102 df-3an 1103 df-tru 1566 df-fal 1576 df-ex 1803 df-nf 1807 df-sb 2094 df-mo 2569 df-eu 2599 df-clab 2744 df-cleq 2757 df-clel 2840 df-nfc 2914 df-ne 2961 df-nel 3065 df-ral 3080 df-rex 3090 df-reu 3371 df-rab 3418 df-v 3459 df-sbc 3748 df-csb 3856 df-dif 3910 df-un 3912 df-in 3914 df-ss 3924 df-pss 3927 df-nul 4289 df-if 4484 df-pw 4560 df-sn 4586 df-pr 4588 df-tp 4590 df-op 4592 df-uni 4869 df-iun 4954 df-br 5106 df-opab 5168 df-mpt 5187 df-tr 5213 df-id 5547 df-eprel 5552 df-po 5560 df-so 5561 df-fr 5605 df-we 5607 df-xp 5658 df-rel 5659 df-cnv 5660 df-co 5661 df-dm 5662 df-rn 5663 df-res 5664 df-ima 5665 df-pred 6292 df-ord 6353 df-on 6354 df-lim 6355 df-suc 6356 df-iota 6481 df-fun 6527 df-fn 6528 df-f 6529 df-f1 6530 df-fo 6531 df-f1o 6532 df-fv 6533 df-riota 7357 df-ov 7403 df-oprab 7404 df-mpo 7405 df-om 7851 df-1st 7974 df-2nd 7975 df-frecs 8266 df-wrecs 8297 df-recs 8346 df-rdg 8385 df-1o 8441 df-er 8682 df-en 8932 df-dom 8933 df-sdom 8934 df-fin 8935 df-pnf 11233 df-mnf 11234 df-xr 11235 df-ltxr 11236 df-le 11237 df-sub 11431 df-neg 11432 df-nn 12225 df-2 12294 df-3 12295 df-4 12296 df-5 12297 df-6 12298 df-7 12299 df-8 12300 df-9 12301 df-n0 12496 df-z 12583 df-dec 12703 df-uz 12854 df-fz 13527 df-struct 17197 df-sets 17214 df-slot 17232 df-ndx 17244 df-base 17260 df-ress 17281 df-hom 17324 df-cco 17325 df-resc 17858 df-estrc 18169 df-rnghm 20509 df-rngc 20693 |
| This theorem is referenced by: rngchom 20699 rngchomfeqhom 20701 rngccofval 20702 rnghmsubcsetclem1 20707 rngcifuestrc 20715 funcrngcsetc 20716 rhmsubcrngc 20744 rhmsubc 20765 |
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