| Metamath Proof Explorer |
< Previous
Next >
Nearby theorems |
||
| Mirrors > Home > MPE Home > Th. List > ply1subrg | Structured version Visualization version GIF version | ||
| Description: Univariate polynomials form a subring of the set of univariate power series. (Contributed by Mario Carneiro, 9-Feb-2015.) |
| Ref | Expression |
|---|---|
| ply1val.1 | ⊢ 𝑃 = (Poly1‘𝑅) |
| ply1lss.2 | ⊢ 𝑆 = (PwSer1‘𝑅) |
| ply1lss.u | ⊢ 𝑈 = (Base‘𝑃) |
| Ref | Expression |
|---|---|
| ply1subrg | ⊢ (𝑅 ∈ Ring → 𝑈 ∈ (SubRing‘𝑆)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | eqid 2735 | . . 3 ⊢ (1o mPwSer 𝑅) = (1o mPwSer 𝑅) | |
| 2 | eqid 2735 | . . 3 ⊢ (1o mPoly 𝑅) = (1o mPoly 𝑅) | |
| 3 | ply1val.1 | . . . 4 ⊢ 𝑃 = (Poly1‘𝑅) | |
| 4 | ply1lss.u | . . . 4 ⊢ 𝑈 = (Base‘𝑃) | |
| 5 | 3, 4 | ply1bas 22147 | . . 3 ⊢ 𝑈 = (Base‘(1o mPoly 𝑅)) |
| 6 | 1on 8406 | . . . 4 ⊢ 1o ∈ On | |
| 7 | 6 | a1i 11 | . . 3 ⊢ (𝑅 ∈ Ring → 1o ∈ On) |
| 8 | id 22 | . . 3 ⊢ (𝑅 ∈ Ring → 𝑅 ∈ Ring) | |
| 9 | 1, 2, 5, 7, 8 | mplsubrg 21972 | . 2 ⊢ (𝑅 ∈ Ring → 𝑈 ∈ (SubRing‘(1o mPwSer 𝑅))) |
| 10 | eqidd 2736 | . . 3 ⊢ (𝑅 ∈ Ring → (Base‘(1o mPwSer 𝑅)) = (Base‘(1o mPwSer 𝑅))) | |
| 11 | ply1lss.2 | . . . . 5 ⊢ 𝑆 = (PwSer1‘𝑅) | |
| 12 | 11 | psr1val 22138 | . . . 4 ⊢ 𝑆 = ((1o ordPwSer 𝑅)‘∅) |
| 13 | 0ss 4330 | . . . . 5 ⊢ ∅ ⊆ (1o × 1o) | |
| 14 | 13 | a1i 11 | . . . 4 ⊢ (𝑅 ∈ Ring → ∅ ⊆ (1o × 1o)) |
| 15 | 1, 12, 14 | opsrbas 22017 | . . 3 ⊢ (𝑅 ∈ Ring → (Base‘(1o mPwSer 𝑅)) = (Base‘𝑆)) |
| 16 | 1, 12, 14 | opsrplusg 22018 | . . . 4 ⊢ (𝑅 ∈ Ring → (+g‘(1o mPwSer 𝑅)) = (+g‘𝑆)) |
| 17 | 16 | oveqdr 7384 | . . 3 ⊢ ((𝑅 ∈ Ring ∧ (𝑥 ∈ (Base‘(1o mPwSer 𝑅)) ∧ 𝑦 ∈ (Base‘(1o mPwSer 𝑅)))) → (𝑥(+g‘(1o mPwSer 𝑅))𝑦) = (𝑥(+g‘𝑆)𝑦)) |
| 18 | 1, 12, 14 | opsrmulr 22019 | . . . 4 ⊢ (𝑅 ∈ Ring → (.r‘(1o mPwSer 𝑅)) = (.r‘𝑆)) |
| 19 | 18 | oveqdr 7384 | . . 3 ⊢ ((𝑅 ∈ Ring ∧ (𝑥 ∈ (Base‘(1o mPwSer 𝑅)) ∧ 𝑦 ∈ (Base‘(1o mPwSer 𝑅)))) → (𝑥(.r‘(1o mPwSer 𝑅))𝑦) = (𝑥(.r‘𝑆)𝑦)) |
| 20 | 10, 15, 17, 19 | subrgpropd 20574 | . 2 ⊢ (𝑅 ∈ Ring → (SubRing‘(1o mPwSer 𝑅)) = (SubRing‘𝑆)) |
| 21 | 9, 20 | eleqtrd 2837 | 1 ⊢ (𝑅 ∈ Ring → 𝑈 ∈ (SubRing‘𝑆)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 395 = wceq 1542 ∈ wcel 2114 ⊆ wss 3885 ∅c0 4263 × cxp 5618 Oncon0 6312 ‘cfv 6487 (class class class)co 7356 1oc1o 8387 Basecbs 17168 +gcplusg 17209 .rcmulr 17210 Ringcrg 20203 SubRingcsubrg 20535 mPwSer cmps 21873 mPoly cmpl 21875 PwSer1cps1 22127 Poly1cpl1 22129 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-10 2147 ax-11 2163 ax-12 2184 ax-ext 2707 ax-rep 5201 ax-sep 5220 ax-nul 5230 ax-pow 5296 ax-pr 5364 ax-un 7678 ax-cnex 11083 ax-resscn 11084 ax-1cn 11085 ax-icn 11086 ax-addcl 11087 ax-addrcl 11088 ax-mulcl 11089 ax-mulrcl 11090 ax-mulcom 11091 ax-addass 11092 ax-mulass 11093 ax-distr 11094 ax-i2m1 11095 ax-1ne0 11096 ax-1rid 11097 ax-rnegex 11098 ax-rrecex 11099 ax-cnre 11100 ax-pre-lttri 11101 ax-pre-lttrn 11102 ax-pre-ltadd 11103 ax-pre-mulgt0 11104 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3or 1088 df-3an 1089 df-tru 1545 df-fal 1555 df-ex 1782 df-nf 1786 df-sb 2069 df-mo 2538 df-eu 2568 df-clab 2714 df-cleq 2727 df-clel 2810 df-nfc 2884 df-ne 2931 df-nel 3035 df-ral 3050 df-rex 3060 df-rmo 3340 df-reu 3341 df-rab 3388 df-v 3429 df-sbc 3726 df-csb 3834 df-dif 3888 df-un 3890 df-in 3892 df-ss 3902 df-pss 3905 df-nul 4264 df-if 4457 df-pw 4533 df-sn 4558 df-pr 4560 df-tp 4562 df-op 4564 df-uni 4841 df-int 4880 df-iun 4925 df-iin 4926 df-br 5075 df-opab 5137 df-mpt 5156 df-tr 5182 df-id 5515 df-eprel 5520 df-po 5528 df-so 5529 df-fr 5573 df-se 5574 df-we 5575 df-xp 5626 df-rel 5627 df-cnv 5628 df-co 5629 df-dm 5630 df-rn 5631 df-res 5632 df-ima 5633 df-pred 6254 df-ord 6315 df-on 6316 df-lim 6317 df-suc 6318 df-iota 6443 df-fun 6489 df-fn 6490 df-f 6491 df-f1 6492 df-fo 6493 df-f1o 6494 df-fv 6495 df-isom 6496 df-riota 7313 df-ov 7359 df-oprab 7360 df-mpo 7361 df-of 7620 df-ofr 7621 df-om 7807 df-1st 7931 df-2nd 7932 df-supp 8100 df-frecs 8220 df-wrecs 8251 df-recs 8300 df-rdg 8338 df-1o 8394 df-2o 8395 df-er 8632 df-map 8764 df-pm 8765 df-ixp 8835 df-en 8883 df-dom 8884 df-sdom 8885 df-fin 8886 df-fsupp 9264 df-sup 9344 df-oi 9414 df-card 9852 df-pnf 11170 df-mnf 11171 df-xr 11172 df-ltxr 11173 df-le 11174 df-sub 11368 df-neg 11369 df-nn 12164 df-2 12233 df-3 12234 df-4 12235 df-5 12236 df-6 12237 df-7 12238 df-8 12239 df-9 12240 df-n0 12427 df-z 12514 df-dec 12634 df-uz 12778 df-fz 13451 df-fzo 13598 df-seq 13953 df-hash 14282 df-struct 17106 df-sets 17123 df-slot 17141 df-ndx 17153 df-base 17169 df-ress 17190 df-plusg 17222 df-mulr 17223 df-sca 17225 df-vsca 17226 df-ip 17227 df-tset 17228 df-ple 17229 df-ds 17231 df-hom 17233 df-cco 17234 df-0g 17393 df-gsum 17394 df-prds 17399 df-pws 17401 df-mre 17537 df-mrc 17538 df-acs 17540 df-mgm 18597 df-sgrp 18676 df-mnd 18692 df-mhm 18740 df-submnd 18741 df-grp 18901 df-minusg 18902 df-mulg 19033 df-subg 19088 df-ghm 19177 df-cntz 19281 df-cmn 19746 df-abl 19747 df-mgp 20111 df-rng 20123 df-ur 20152 df-ring 20205 df-subrng 20512 df-subrg 20536 df-psr 21878 df-mpl 21880 df-opsr 21882 df-psr1 22132 df-ply1 22134 |
| This theorem is referenced by: ply1crng 22150 ply1assa 22151 ply1ring 22199 |
| Copyright terms: Public domain | W3C validator |