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| Mirrors > Home > MPE Home > Th. List > ply1lss | Structured version Visualization version GIF version | ||
| Description: Univariate polynomials form a linear subspace 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 |
|---|---|
| ply1lss | ⊢ (𝑅 ∈ Ring → 𝑈 ∈ (LSubSp‘𝑆)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | eqid 2729 | . . 3 ⊢ (1o mPwSer 𝑅) = (1o mPwSer 𝑅) | |
| 2 | eqid 2729 | . . 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 22077 | . . 3 ⊢ 𝑈 = (Base‘(1o mPoly 𝑅)) |
| 6 | 1on 8400 | . . . 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 | mpllss 21910 | . 2 ⊢ (𝑅 ∈ Ring → 𝑈 ∈ (LSubSp‘(1o mPwSer 𝑅))) |
| 10 | eqidd 2730 | . . 3 ⊢ (𝑅 ∈ Ring → (Base‘(1o mPwSer 𝑅)) = (Base‘(1o mPwSer 𝑅))) | |
| 11 | ply1lss.2 | . . . . 5 ⊢ 𝑆 = (PwSer1‘𝑅) | |
| 12 | 11 | psr1val 22068 | . . . 4 ⊢ 𝑆 = ((1o ordPwSer 𝑅)‘∅) |
| 13 | 0ss 4351 | . . . . 5 ⊢ ∅ ⊆ (1o × 1o) | |
| 14 | 13 | a1i 11 | . . . 4 ⊢ (𝑅 ∈ Ring → ∅ ⊆ (1o × 1o)) |
| 15 | 1, 12, 14 | opsrbas 21955 | . . 3 ⊢ (𝑅 ∈ Ring → (Base‘(1o mPwSer 𝑅)) = (Base‘𝑆)) |
| 16 | ssv 3960 | . . . 4 ⊢ (Base‘(1o mPwSer 𝑅)) ⊆ V | |
| 17 | 16 | a1i 11 | . . 3 ⊢ (𝑅 ∈ Ring → (Base‘(1o mPwSer 𝑅)) ⊆ V) |
| 18 | 1, 12, 14 | opsrplusg 21956 | . . . 4 ⊢ (𝑅 ∈ Ring → (+g‘(1o mPwSer 𝑅)) = (+g‘𝑆)) |
| 19 | 18 | oveqdr 7377 | . . 3 ⊢ ((𝑅 ∈ Ring ∧ (𝑥 ∈ V ∧ 𝑦 ∈ V)) → (𝑥(+g‘(1o mPwSer 𝑅))𝑦) = (𝑥(+g‘𝑆)𝑦)) |
| 20 | ovexd 7384 | . . 3 ⊢ ((𝑅 ∈ Ring ∧ (𝑥 ∈ (Base‘𝑅) ∧ 𝑦 ∈ (Base‘(1o mPwSer 𝑅)))) → (𝑥( ·𝑠 ‘(1o mPwSer 𝑅))𝑦) ∈ V) | |
| 21 | 1, 12, 14 | opsrvsca 21958 | . . . 4 ⊢ (𝑅 ∈ Ring → ( ·𝑠 ‘(1o mPwSer 𝑅)) = ( ·𝑠 ‘𝑆)) |
| 22 | 21 | oveqdr 7377 | . . 3 ⊢ ((𝑅 ∈ Ring ∧ (𝑥 ∈ (Base‘𝑅) ∧ 𝑦 ∈ (Base‘(1o mPwSer 𝑅)))) → (𝑥( ·𝑠 ‘(1o mPwSer 𝑅))𝑦) = (𝑥( ·𝑠 ‘𝑆)𝑦)) |
| 23 | 1, 7, 8 | psrsca 21854 | . . . 4 ⊢ (𝑅 ∈ Ring → 𝑅 = (Scalar‘(1o mPwSer 𝑅))) |
| 24 | 23 | fveq2d 6826 | . . 3 ⊢ (𝑅 ∈ Ring → (Base‘𝑅) = (Base‘(Scalar‘(1o mPwSer 𝑅)))) |
| 25 | 1, 12, 14, 7, 8 | opsrsca 21959 | . . . 4 ⊢ (𝑅 ∈ Ring → 𝑅 = (Scalar‘𝑆)) |
| 26 | 25 | fveq2d 6826 | . . 3 ⊢ (𝑅 ∈ Ring → (Base‘𝑅) = (Base‘(Scalar‘𝑆))) |
| 27 | 10, 15, 17, 19, 20, 22, 24, 26 | lsspropd 20921 | . 2 ⊢ (𝑅 ∈ Ring → (LSubSp‘(1o mPwSer 𝑅)) = (LSubSp‘𝑆)) |
| 28 | 9, 27 | eleqtrd 2830 | 1 ⊢ (𝑅 ∈ Ring → 𝑈 ∈ (LSubSp‘𝑆)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 395 = wceq 1540 ∈ wcel 2109 Vcvv 3436 ⊆ wss 3903 ∅c0 4284 × cxp 5617 Oncon0 6307 ‘cfv 6482 (class class class)co 7349 1oc1o 8381 Basecbs 17120 +gcplusg 17161 Scalarcsca 17164 ·𝑠 cvsca 17165 Ringcrg 20118 LSubSpclss 20834 mPwSer cmps 21811 mPoly cmpl 21813 PwSer1cps1 22057 Poly1cpl1 22059 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1795 ax-4 1809 ax-5 1910 ax-6 1967 ax-7 2008 ax-8 2111 ax-9 2119 ax-10 2142 ax-11 2158 ax-12 2178 ax-ext 2701 ax-rep 5218 ax-sep 5235 ax-nul 5245 ax-pow 5304 ax-pr 5371 ax-un 7671 ax-cnex 11065 ax-resscn 11066 ax-1cn 11067 ax-icn 11068 ax-addcl 11069 ax-addrcl 11070 ax-mulcl 11071 ax-mulrcl 11072 ax-mulcom 11073 ax-addass 11074 ax-mulass 11075 ax-distr 11076 ax-i2m1 11077 ax-1ne0 11078 ax-1rid 11079 ax-rnegex 11080 ax-rrecex 11081 ax-cnre 11082 ax-pre-lttri 11083 ax-pre-lttrn 11084 ax-pre-ltadd 11085 ax-pre-mulgt0 11086 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3or 1087 df-3an 1088 df-tru 1543 df-fal 1553 df-ex 1780 df-nf 1784 df-sb 2066 df-mo 2533 df-eu 2562 df-clab 2708 df-cleq 2721 df-clel 2803 df-nfc 2878 df-ne 2926 df-nel 3030 df-ral 3045 df-rex 3054 df-rmo 3343 df-reu 3344 df-rab 3395 df-v 3438 df-sbc 3743 df-csb 3852 df-dif 3906 df-un 3908 df-in 3910 df-ss 3920 df-pss 3923 df-nul 4285 df-if 4477 df-pw 4553 df-sn 4578 df-pr 4580 df-tp 4582 df-op 4584 df-uni 4859 df-iun 4943 df-br 5093 df-opab 5155 df-mpt 5174 df-tr 5200 df-id 5514 df-eprel 5519 df-po 5527 df-so 5528 df-fr 5572 df-we 5574 df-xp 5625 df-rel 5626 df-cnv 5627 df-co 5628 df-dm 5629 df-rn 5630 df-res 5631 df-ima 5632 df-pred 6249 df-ord 6310 df-on 6311 df-lim 6312 df-suc 6313 df-iota 6438 df-fun 6484 df-fn 6485 df-f 6486 df-f1 6487 df-fo 6488 df-f1o 6489 df-fv 6490 df-riota 7306 df-ov 7352 df-oprab 7353 df-mpo 7354 df-of 7613 df-om 7800 df-1st 7924 df-2nd 7925 df-supp 8094 df-frecs 8214 df-wrecs 8245 df-recs 8294 df-rdg 8332 df-1o 8388 df-er 8625 df-map 8755 df-ixp 8825 df-en 8873 df-dom 8874 df-sdom 8875 df-fin 8876 df-fsupp 9252 df-sup 9332 df-pnf 11151 df-mnf 11152 df-xr 11153 df-ltxr 11154 df-le 11155 df-sub 11349 df-neg 11350 df-nn 12129 df-2 12191 df-3 12192 df-4 12193 df-5 12194 df-6 12195 df-7 12196 df-8 12197 df-9 12198 df-n0 12385 df-z 12472 df-dec 12592 df-uz 12736 df-fz 13411 df-struct 17058 df-sets 17075 df-slot 17093 df-ndx 17105 df-base 17121 df-ress 17142 df-plusg 17174 df-mulr 17175 df-sca 17177 df-vsca 17178 df-ip 17179 df-tset 17180 df-ple 17181 df-ds 17183 df-hom 17185 df-cco 17186 df-0g 17345 df-prds 17351 df-pws 17353 df-mgm 18514 df-sgrp 18593 df-mnd 18609 df-grp 18815 df-minusg 18816 df-subg 19002 df-cmn 19661 df-abl 19662 df-mgp 20026 df-rng 20038 df-ur 20067 df-ring 20120 df-lss 20835 df-psr 21816 df-mpl 21818 df-opsr 21820 df-psr1 22062 df-ply1 22064 |
| This theorem is referenced by: ply1assa 22082 ply1lmod 22134 |
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