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Mirrors > Home > MPE Home > Th. List > ply1crng | Structured version Visualization version GIF version |
Description: The ring of univariate polynomials is a commutative ring. (Contributed by Mario Carneiro, 9-Feb-2015.) |
Ref | Expression |
---|---|
ply1val.1 | ⊢ 𝑃 = (Poly1‘𝑅) |
Ref | Expression |
---|---|
ply1crng | ⊢ (𝑅 ∈ CRing → 𝑃 ∈ CRing) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | eqid 2758 | . . 3 ⊢ (PwSer1‘𝑅) = (PwSer1‘𝑅) | |
2 | 1 | psr1crng 20916 | . 2 ⊢ (𝑅 ∈ CRing → (PwSer1‘𝑅) ∈ CRing) |
3 | ply1val.1 | . . . 4 ⊢ 𝑃 = (Poly1‘𝑅) | |
4 | eqid 2758 | . . . 4 ⊢ (Base‘𝑃) = (Base‘𝑃) | |
5 | 3, 1, 4 | ply1bas 20924 | . . 3 ⊢ (Base‘𝑃) = (Base‘(1o mPoly 𝑅)) |
6 | crngring 19382 | . . . 4 ⊢ (𝑅 ∈ CRing → 𝑅 ∈ Ring) | |
7 | 3, 1, 4 | ply1subrg 20926 | . . . 4 ⊢ (𝑅 ∈ Ring → (Base‘𝑃) ∈ (SubRing‘(PwSer1‘𝑅))) |
8 | 6, 7 | syl 17 | . . 3 ⊢ (𝑅 ∈ CRing → (Base‘𝑃) ∈ (SubRing‘(PwSer1‘𝑅))) |
9 | 5, 8 | eqeltrrid 2857 | . 2 ⊢ (𝑅 ∈ CRing → (Base‘(1o mPoly 𝑅)) ∈ (SubRing‘(PwSer1‘𝑅))) |
10 | 3, 1 | ply1val 20923 | . . 3 ⊢ 𝑃 = ((PwSer1‘𝑅) ↾s (Base‘(1o mPoly 𝑅))) |
11 | 10 | subrgcrng 19612 | . 2 ⊢ (((PwSer1‘𝑅) ∈ CRing ∧ (Base‘(1o mPoly 𝑅)) ∈ (SubRing‘(PwSer1‘𝑅))) → 𝑃 ∈ CRing) |
12 | 2, 9, 11 | syl2anc 587 | 1 ⊢ (𝑅 ∈ CRing → 𝑃 ∈ CRing) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 = wceq 1538 ∈ wcel 2111 ‘cfv 6339 (class class class)co 7155 1oc1o 8110 Basecbs 16546 Ringcrg 19370 CRingccrg 19371 SubRingcsubrg 19604 mPoly cmpl 20673 PwSer1cps1 20904 Poly1cpl1 20906 |
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 1911 ax-6 1970 ax-7 2015 ax-8 2113 ax-9 2121 ax-10 2142 ax-11 2158 ax-12 2175 ax-ext 2729 ax-rep 5159 ax-sep 5172 ax-nul 5179 ax-pow 5237 ax-pr 5301 ax-un 7464 ax-cnex 10636 ax-resscn 10637 ax-1cn 10638 ax-icn 10639 ax-addcl 10640 ax-addrcl 10641 ax-mulcl 10642 ax-mulrcl 10643 ax-mulcom 10644 ax-addass 10645 ax-mulass 10646 ax-distr 10647 ax-i2m1 10648 ax-1ne0 10649 ax-1rid 10650 ax-rnegex 10651 ax-rrecex 10652 ax-cnre 10653 ax-pre-lttri 10654 ax-pre-lttrn 10655 ax-pre-ltadd 10656 ax-pre-mulgt0 10657 |
This theorem depends on definitions: df-bi 210 df-an 400 df-or 845 df-3or 1085 df-3an 1086 df-tru 1541 df-fal 1551 df-ex 1782 df-nf 1786 df-sb 2070 df-mo 2557 df-eu 2588 df-clab 2736 df-cleq 2750 df-clel 2830 df-nfc 2901 df-ne 2952 df-nel 3056 df-ral 3075 df-rex 3076 df-reu 3077 df-rmo 3078 df-rab 3079 df-v 3411 df-sbc 3699 df-csb 3808 df-dif 3863 df-un 3865 df-in 3867 df-ss 3877 df-pss 3879 df-nul 4228 df-if 4424 df-pw 4499 df-sn 4526 df-pr 4528 df-tp 4530 df-op 4532 df-uni 4802 df-int 4842 df-iun 4888 df-iin 4889 df-br 5036 df-opab 5098 df-mpt 5116 df-tr 5142 df-id 5433 df-eprel 5438 df-po 5446 df-so 5447 df-fr 5486 df-se 5487 df-we 5488 df-xp 5533 df-rel 5534 df-cnv 5535 df-co 5536 df-dm 5537 df-rn 5538 df-res 5539 df-ima 5540 df-pred 6130 df-ord 6176 df-on 6177 df-lim 6178 df-suc 6179 df-iota 6298 df-fun 6341 df-fn 6342 df-f 6343 df-f1 6344 df-fo 6345 df-f1o 6346 df-fv 6347 df-isom 6348 df-riota 7113 df-ov 7158 df-oprab 7159 df-mpo 7160 df-of 7410 df-ofr 7411 df-om 7585 df-1st 7698 df-2nd 7699 df-supp 7841 df-wrecs 7962 df-recs 8023 df-rdg 8061 df-1o 8117 df-er 8304 df-map 8423 df-pm 8424 df-ixp 8485 df-en 8533 df-dom 8534 df-sdom 8535 df-fin 8536 df-fsupp 8872 df-oi 9012 df-card 9406 df-pnf 10720 df-mnf 10721 df-xr 10722 df-ltxr 10723 df-le 10724 df-sub 10915 df-neg 10916 df-nn 11680 df-2 11742 df-3 11743 df-4 11744 df-5 11745 df-6 11746 df-7 11747 df-8 11748 df-9 11749 df-n0 11940 df-z 12026 df-dec 12143 df-uz 12288 df-fz 12945 df-fzo 13088 df-seq 13424 df-hash 13746 df-struct 16548 df-ndx 16549 df-slot 16550 df-base 16552 df-sets 16553 df-ress 16554 df-plusg 16641 df-mulr 16642 df-sca 16644 df-vsca 16645 df-tset 16647 df-ple 16648 df-0g 16778 df-gsum 16779 df-mre 16920 df-mrc 16921 df-acs 16923 df-mgm 17923 df-sgrp 17972 df-mnd 17983 df-mhm 18027 df-submnd 18028 df-grp 18177 df-minusg 18178 df-mulg 18297 df-subg 18348 df-ghm 18428 df-cntz 18519 df-cmn 18980 df-abl 18981 df-mgp 19313 df-ur 19325 df-ring 19372 df-cring 19373 df-subrg 19606 df-psr 20676 df-mpl 20678 df-opsr 20680 df-psr1 20909 df-ply1 20911 |
This theorem is referenced by: lply1binom 21035 evls1gsummul 21049 evl1gsummul 21084 pmatassa 21399 pmatcollpwfi 21487 pm2mp 21530 chpmatply1 21537 chpmat1d 21541 chpdmat 21546 chpscmat 21547 chp0mat 21551 chpidmat 21552 chfacfscmulcl 21562 chfacfscmul0 21563 chfacfscmulgsum 21565 cpmadurid 21572 cpmadugsumlemB 21579 cpmadugsumlemC 21580 cpmadugsumlemF 21581 cpmadugsumfi 21582 cpmidgsum2 21584 ply1idom 24829 fta1glem1 24870 ply1chr 31194 ply1fermltl 31195 |
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