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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 2760 | . . 3 ⊢ (1o mPwSer 𝑅) = (1o mPwSer 𝑅) | |
| 2 | eqid 2760 | . . 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 22514 | . . 3 ⊢ 𝑈 = (Base‘(1o mPoly 𝑅)) |
| 6 | 1on 8490 | . . . 4 ⊢ 1o ∈ On | |
| 7 | 6 | a1i 11 | . . 3 ⊢ (𝑅 ∈ Ring → 1o ∈ On) |
| 8 | id 23 | . . 3 ⊢ (𝑅 ∈ Ring → 𝑅 ∈ Ring) | |
| 9 | 1, 2, 5, 7, 8 | mpllss 22311 | . 2 ⊢ (𝑅 ∈ Ring → 𝑈 ∈ (LSubSp‘(1o mPwSer 𝑅))) |
| 10 | eqidd 2761 | . . 3 ⊢ (𝑅 ∈ Ring → (Base‘(1o mPwSer 𝑅)) = (Base‘(1o mPwSer 𝑅))) | |
| 11 | ply1lss.2 | . . . . 5 ⊢ 𝑆 = (PwSer1‘𝑅) | |
| 12 | 11 | psr1val 22505 | . . . 4 ⊢ 𝑆 = ((1o ordPwSer 𝑅)‘∅) |
| 13 | 0ss 4349 | . . . . 5 ⊢ ∅ ⊆ (1o × 1o) | |
| 14 | 13 | a1i 11 | . . . 4 ⊢ (𝑅 ∈ Ring → ∅ ⊆ (1o × 1o)) |
| 15 | 1, 12, 14 | opsrbas 22360 | . . 3 ⊢ (𝑅 ∈ Ring → (Base‘(1o mPwSer 𝑅)) = (Base‘𝑆)) |
| 16 | ssv 3932 | . . . 4 ⊢ (Base‘(1o mPwSer 𝑅)) ⊆ V | |
| 17 | 16 | a1i 11 | . . 3 ⊢ (𝑅 ∈ Ring → (Base‘(1o mPwSer 𝑅)) ⊆ V) |
| 18 | 1, 12, 14 | opsrplusg 22361 | . . . 4 ⊢ (𝑅 ∈ Ring → (+g‘(1o mPwSer 𝑅)) = (+g‘𝑆)) |
| 19 | 18 | oveqdr 7448 | . . 3 ⊢ ((𝑅 ∈ Ring ∧ (𝑥 ∈ V ∧ 𝑦 ∈ V)) → (𝑥(+g‘(1o mPwSer 𝑅))𝑦) = (𝑥(+g‘𝑆)𝑦)) |
| 20 | ovexd 7455 | . . 3 ⊢ ((𝑅 ∈ Ring ∧ (𝑥 ∈ (Base‘𝑅) ∧ 𝑦 ∈ (Base‘(1o mPwSer 𝑅)))) → (𝑥( ·𝑠 ‘(1o mPwSer 𝑅))𝑦) ∈ V) | |
| 21 | 1, 12, 14 | opsrvsca 22363 | . . . 4 ⊢ (𝑅 ∈ Ring → ( ·𝑠 ‘(1o mPwSer 𝑅)) = ( ·𝑠 ‘𝑆)) |
| 22 | 21 | oveqdr 7448 | . . 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 22256 | . . . 4 ⊢ (𝑅 ∈ Ring → 𝑅 = (Scalar‘(1o mPwSer 𝑅))) |
| 24 | 23 | fveq2d 6889 | . . 3 ⊢ (𝑅 ∈ Ring → (Base‘𝑅) = (Base‘(Scalar‘(1o mPwSer 𝑅)))) |
| 25 | 1, 12, 14, 7, 8 | opsrsca 22364 | . . . 4 ⊢ (𝑅 ∈ Ring → 𝑅 = (Scalar‘𝑆)) |
| 26 | 25 | fveq2d 6889 | . . 3 ⊢ (𝑅 ∈ Ring → (Base‘𝑅) = (Base‘(Scalar‘𝑆))) |
| 27 | 10, 15, 17, 19, 20, 22, 24, 26 | lsspropd 21293 | . 2 ⊢ (𝑅 ∈ Ring → (LSubSp‘(1o mPwSer 𝑅)) = (LSubSp‘𝑆)) |
| 28 | 9, 27 | eleqtrd 2862 | 1 ⊢ (𝑅 ∈ Ring → 𝑈 ∈ (LSubSp‘𝑆)) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∧ wa 401 = wceq 1569 ∈ wcel 2144 Vcvv 3450 ⊆ wss 3895 ∅c0 4278 × cxp 5648 Oncon0 6362 ‘cfv 6538 (class class class)co 7420 1oc1o 8470 Basecbs 17388 +gcplusg 17429 Scalarcsca 17432 ·𝑠 cvsca 17433 Ringcrg 20460 LSubSpclss 21207 mPwSer cmps 22213 mPoly cmpl 22215 PwSer1cps1 22494 Poly1cpl1 22496 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1827 ax-4 1841 ax-5 1942 ax-6 1999 ax-7 2040 ax-8 2146 ax-9 2154 ax-10 2177 ax-11 2193 ax-12 2212 ax-ext 2732 ax-rep 5231 ax-sep 5248 ax-nul 5259 ax-pow 5326 ax-pr 5390 ax-un 7751 ax-cnex 11257 ax-resscn 11258 ax-1cn 11259 ax-icn 11260 ax-addcl 11261 ax-addrcl 11262 ax-mulcl 11263 ax-mulrcl 11264 ax-mulcom 11265 ax-addass 11266 ax-mulass 11267 ax-distr 11268 ax-i2m1 11269 ax-1ne0 11270 ax-1rid 11271 ax-rnegex 11272 ax-rrecex 11273 ax-cnre 11274 ax-pre-lttri 11275 ax-pre-lttrn 11276 ax-pre-ltadd 11277 ax-pre-mulgt0 11278 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1572 df-fal 1582 df-ex 1812 df-nf 1816 df-sb 2099 df-mo 2564 df-eu 2594 df-clab 2739 df-cleq 2752 df-clel 2835 df-nfc 2909 df-ne 2956 df-nel 3062 df-ral 3077 df-rex 3087 df-rmo 3365 df-reu 3366 df-rab 3413 df-v 3452 df-sbc 3739 df-csb 3847 df-ss 3896 df-pss 4014 df-dif 4047 df-in 4091 df-un 4151 df-nul 4279 df-if 4482 df-pw 4558 df-sn 4584 df-pr 4586 df-tp 4588 df-op 4590 df-uni 4867 df-iun 4952 df-br 5103 df-opab 5167 df-mpt 5186 df-tr 5212 df-id 5545 df-eprel 5550 df-po 5558 df-so 5559 df-fr 5603 df-we 5605 df-xp 5656 df-rel 5657 df-cnv 5658 df-co 5659 df-dm 5660 df-rn 5661 df-res 5662 df-ima 5663 df-pred 6304 df-ord 6365 df-on 6366 df-lim 6367 df-suc 6368 df-iota 6494 df-fun 6540 df-fn 6541 df-f 6542 df-f1 6543 df-fo 6544 df-f1o 6545 df-fv 6546 df-riota 7377 df-ov 7423 df-oprab 7424 df-mpo 7425 df-of 7693 df-om 7878 df-1st 8001 df-2nd 8002 df-supp 8178 df-frecs 8300 df-wrecs 8331 df-recs 8380 df-rdg 8419 df-1o 8477 df-er 8718 df-map 8850 df-ixp 8927 df-en 8975 df-dom 8976 df-sdom 8977 df-fin 8978 df-fsupp 9355 df-sup 9435 df-pnf 11346 df-mnf 11347 df-xr 11348 df-ltxr 11349 df-le 11350 df-sub 11544 df-neg 11545 df-nn 12337 df-2 12406 df-3 12407 df-4 12408 df-5 12409 df-6 12410 df-7 12411 df-8 12412 df-9 12413 df-n0 12608 df-z 12695 df-dec 12816 df-uz 12967 df-fz 13641 df-struct 17326 df-sets 17343 df-slot 17361 df-ndx 17373 df-base 17389 df-ress 17410 df-plusg 17442 df-mulr 17443 df-sca 17445 df-vsca 17446 df-ip 17447 df-tset 17448 df-ple 17449 df-ds 17451 df-hom 17453 df-cco 17454 df-0g 17613 df-prds 17619 df-pws 17621 df-mgm 18817 df-sgrp 18909 df-mnd 18925 df-grp 19148 df-minusg 19149 df-subg 19334 df-cmn 19997 df-abl 19998 df-mgp 20362 df-rng 20376 df-ur 20409 df-ring 20462 df-lss 21208 df-psr 22218 df-mpl 22220 df-opsr 22222 df-psr1 22499 df-ply1 22501 |
| This theorem is used by: ply1assa 22518 ply1lmod 22570 |
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