mplelf - Metamath Proof Explorer

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Theorem mplelf 21989

Description: A polynomial is defined as a function on the coefficients. (Contributed by Mario Carneiro, 7-Jan-2015.) (Revised by Mario Carneiro, 2-Oct-2015.)

**Hypotheses**
Ref	Expression
mplelf.p	⊢ 𝑃 = (𝐼 mPoly 𝑅)
mplelf.k	⊢ 𝐾 = (Base‘𝑅)
mplelf.b	⊢ 𝐵 = (Base‘𝑃)
mplelf.d	⊢ 𝐷 = {𝑓 ∈ (ℕ₀ ↑_m 𝐼) ∣ (^◡𝑓 “ ℕ) ∈ Fin}
mplelf.x	⊢ (𝜑 → 𝑋 ∈ 𝐵)

**Assertion**
Ref	Expression
mplelf	⊢ (𝜑 → 𝑋:𝐷⟶𝐾)

Distinct variable group: 𝑓,𝐼 Allowed substitution hints: 𝜑(𝑓) 𝐵(𝑓) 𝐷(𝑓) 𝑃(𝑓) 𝑅(𝑓) 𝐾(𝑓) 𝑋(𝑓)

**Proof of Theorem mplelf**
Step	Hyp	Ref	Expression
1		eqid 2737	. 2 ⊢ (𝐼 mPwSer 𝑅) = (𝐼 mPwSer 𝑅)
2		mplelf.k	. 2 ⊢ 𝐾 = (Base‘𝑅)
3		mplelf.d	. 2 ⊢ 𝐷 = {𝑓 ∈ (ℕ₀ ↑_m 𝐼) ∣ (^◡𝑓 “ ℕ) ∈ Fin}
4		eqid 2737	. 2 ⊢ (Base‘(𝐼 mPwSer 𝑅)) = (Base‘(𝐼 mPwSer 𝑅))
5		mplelf.p	. . . 4 ⊢ 𝑃 = (𝐼 mPoly 𝑅)
6		mplelf.b	. . . 4 ⊢ 𝐵 = (Base‘𝑃)
7	5, 1, 6, 4	mplbasss 21988	. . 3 ⊢ 𝐵 ⊆ (Base‘(𝐼 mPwSer 𝑅))
8		mplelf.x	. . 3 ⊢ (𝜑 → 𝑋 ∈ 𝐵)
9	7, 8	sselid 3920	. 2 ⊢ (𝜑 → 𝑋 ∈ (Base‘(𝐼 mPwSer 𝑅)))
10	1, 2, 3, 4, 9	psrelbas 21927	1 ⊢ (𝜑 → 𝑋:𝐷⟶𝐾)

Colors of variables: wff setvar class

Syntax hints: → wi 4 = wceq 1542 ∈ wcel 2114 {crab 3390 ^◡ccnv 5624 “ cima 5628 ⟶wf 6489 ‘cfv 6493 (class class class)co 7361 ↑_m cmap 8767 Fincfn 8887 ℕcn 12168 ℕ₀cn0 12431 Basecbs 17173 mPwSer cmps 21897 mPoly cmpl 21899

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 2185 ax-ext 2709 ax-rep 5213 ax-sep 5232 ax-nul 5242 ax-pow 5303 ax-pr 5371 ax-un 7683 ax-cnex 11088 ax-resscn 11089 ax-1cn 11090 ax-icn 11091 ax-addcl 11092 ax-addrcl 11093 ax-mulcl 11094 ax-mulrcl 11095 ax-mulcom 11096 ax-addass 11097 ax-mulass 11098 ax-distr 11099 ax-i2m1 11100 ax-1ne0 11101 ax-1rid 11102 ax-rnegex 11103 ax-rrecex 11104 ax-cnre 11105 ax-pre-lttri 11106 ax-pre-lttrn 11107 ax-pre-ltadd 11108 ax-pre-mulgt0 11109

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 2540 df-eu 2570 df-clab 2716 df-cleq 2729 df-clel 2812 df-nfc 2886 df-ne 2934 df-nel 3038 df-ral 3053 df-rex 3063 df-reu 3344 df-rab 3391 df-v 3432 df-sbc 3730 df-csb 3839 df-dif 3893 df-un 3895 df-in 3897 df-ss 3907 df-pss 3910 df-nul 4275 df-if 4468 df-pw 4544 df-sn 4569 df-pr 4571 df-tp 4573 df-op 4575 df-uni 4852 df-iun 4936 df-br 5087 df-opab 5149 df-mpt 5168 df-tr 5194 df-id 5520 df-eprel 5525 df-po 5533 df-so 5534 df-fr 5578 df-we 5580 df-xp 5631 df-rel 5632 df-cnv 5633 df-co 5634 df-dm 5635 df-rn 5636 df-res 5637 df-ima 5638 df-pred 6260 df-ord 6321 df-on 6322 df-lim 6323 df-suc 6324 df-iota 6449 df-fun 6495 df-fn 6496 df-f 6497 df-f1 6498 df-fo 6499 df-f1o 6500 df-fv 6501 df-riota 7318 df-ov 7364 df-oprab 7365 df-mpo 7366 df-of 7625 df-om 7812 df-1st 7936 df-2nd 7937 df-supp 8105 df-frecs 8225 df-wrecs 8256 df-recs 8305 df-rdg 8343 df-1o 8399 df-er 8637 df-map 8769 df-en 8888 df-dom 8889 df-sdom 8890 df-fin 8891 df-fsupp 9269 df-pnf 11175 df-mnf 11176 df-xr 11177 df-ltxr 11178 df-le 11179 df-sub 11373 df-neg 11374 df-nn 12169 df-2 12238 df-3 12239 df-4 12240 df-5 12241 df-6 12242 df-7 12243 df-8 12244 df-9 12245 df-n0 12432 df-z 12519 df-uz 12783 df-fz 13456 df-struct 17111 df-sets 17128 df-slot 17146 df-ndx 17158 df-base 17174 df-ress 17195 df-plusg 17227 df-mulr 17228 df-sca 17230 df-vsca 17231 df-tset 17233 df-psr 21902 df-mpl 21904

This theorem is referenced by: mplsubrglem 21995 mplvscaval 22007 mplmonmul 22027 mplcoe1 22028 mplbas2 22033 mplcoe4 22062 evlslem2 22070 evlslem6 22072 evlslem1 22073 evlsvvvallem2 22083 evlsvvval 22084 ismhp3 22121 mhpmulcl 22128 mhpaddcl 22130 mhpinvcl 22131 mhpvscacl 22133 psdmplcl 22141 ply1basf 22179 mhmcompl 22358 mhmcoaddmpl 22359 rhmcomulmpl 22360 mdegfval 26040 mdegleb 26042 mdegldg 26044 mdegaddle 26052 mdegvsca 26054 mdegle0 26055 mdegmullem 26056 extvfvvcl 33697 extvfvcl 33698 mplmulmvr 33701 evlextv 33704 mplvrpmfgalem 33706 mplvrpmga 33707 mplvrpmmhm 33708 issply 33723 esplyind 33737 mplmapghm 43014 evlsevl 43024 selvvvval 43035 evlselv 43037 mhpind 43044 evlsmhpvvval 43045 mhphf 43047

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