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| Mirrors > Home > MPE Home > Th. List > pf1const | Structured version Visualization version GIF version | ||
| Description: Constants are polynomial functions. (Contributed by Mario Carneiro, 12-Jun-2015.) |
| Ref | Expression |
|---|---|
| pf1const.b | ⊢ 𝐵 = (Base‘𝑅) |
| pf1const.q | ⊢ 𝑄 = ran (eval1‘𝑅) |
| Ref | Expression |
|---|---|
| pf1const | ⊢ ((𝑅 ∈ CRing ∧ 𝑋 ∈ 𝐵) → (𝐵 × {𝑋}) ∈ 𝑄) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | eqid 2730 | . . . 4 ⊢ (eval1‘𝑅) = (eval1‘𝑅) | |
| 2 | eqid 2730 | . . . 4 ⊢ (Poly1‘𝑅) = (Poly1‘𝑅) | |
| 3 | pf1const.b | . . . 4 ⊢ 𝐵 = (Base‘𝑅) | |
| 4 | eqid 2730 | . . . 4 ⊢ (algSc‘(Poly1‘𝑅)) = (algSc‘(Poly1‘𝑅)) | |
| 5 | 1, 2, 3, 4 | evl1sca 22227 | . . 3 ⊢ ((𝑅 ∈ CRing ∧ 𝑋 ∈ 𝐵) → ((eval1‘𝑅)‘((algSc‘(Poly1‘𝑅))‘𝑋)) = (𝐵 × {𝑋})) |
| 6 | eqid 2730 | . . . . . . 7 ⊢ (𝑅 ↑s 𝐵) = (𝑅 ↑s 𝐵) | |
| 7 | 1, 2, 6, 3 | evl1rhm 22225 | . . . . . 6 ⊢ (𝑅 ∈ CRing → (eval1‘𝑅) ∈ ((Poly1‘𝑅) RingHom (𝑅 ↑s 𝐵))) |
| 8 | 7 | adantr 480 | . . . . 5 ⊢ ((𝑅 ∈ CRing ∧ 𝑋 ∈ 𝐵) → (eval1‘𝑅) ∈ ((Poly1‘𝑅) RingHom (𝑅 ↑s 𝐵))) |
| 9 | eqid 2730 | . . . . . 6 ⊢ (Base‘(Poly1‘𝑅)) = (Base‘(Poly1‘𝑅)) | |
| 10 | eqid 2730 | . . . . . 6 ⊢ (Base‘(𝑅 ↑s 𝐵)) = (Base‘(𝑅 ↑s 𝐵)) | |
| 11 | 9, 10 | rhmf 20400 | . . . . 5 ⊢ ((eval1‘𝑅) ∈ ((Poly1‘𝑅) RingHom (𝑅 ↑s 𝐵)) → (eval1‘𝑅):(Base‘(Poly1‘𝑅))⟶(Base‘(𝑅 ↑s 𝐵))) |
| 12 | ffn 6690 | . . . . 5 ⊢ ((eval1‘𝑅):(Base‘(Poly1‘𝑅))⟶(Base‘(𝑅 ↑s 𝐵)) → (eval1‘𝑅) Fn (Base‘(Poly1‘𝑅))) | |
| 13 | 8, 11, 12 | 3syl 18 | . . . 4 ⊢ ((𝑅 ∈ CRing ∧ 𝑋 ∈ 𝐵) → (eval1‘𝑅) Fn (Base‘(Poly1‘𝑅))) |
| 14 | crngring 20160 | . . . . . . 7 ⊢ (𝑅 ∈ CRing → 𝑅 ∈ Ring) | |
| 15 | 14 | adantr 480 | . . . . . 6 ⊢ ((𝑅 ∈ CRing ∧ 𝑋 ∈ 𝐵) → 𝑅 ∈ Ring) |
| 16 | 2, 4, 3, 9 | ply1sclf 22177 | . . . . . 6 ⊢ (𝑅 ∈ Ring → (algSc‘(Poly1‘𝑅)):𝐵⟶(Base‘(Poly1‘𝑅))) |
| 17 | 15, 16 | syl 17 | . . . . 5 ⊢ ((𝑅 ∈ CRing ∧ 𝑋 ∈ 𝐵) → (algSc‘(Poly1‘𝑅)):𝐵⟶(Base‘(Poly1‘𝑅))) |
| 18 | ffvelcdm 7055 | . . . . 5 ⊢ (((algSc‘(Poly1‘𝑅)):𝐵⟶(Base‘(Poly1‘𝑅)) ∧ 𝑋 ∈ 𝐵) → ((algSc‘(Poly1‘𝑅))‘𝑋) ∈ (Base‘(Poly1‘𝑅))) | |
| 19 | 17, 18 | sylancom 588 | . . . 4 ⊢ ((𝑅 ∈ CRing ∧ 𝑋 ∈ 𝐵) → ((algSc‘(Poly1‘𝑅))‘𝑋) ∈ (Base‘(Poly1‘𝑅))) |
| 20 | fnfvelrn 7054 | . . . 4 ⊢ (((eval1‘𝑅) Fn (Base‘(Poly1‘𝑅)) ∧ ((algSc‘(Poly1‘𝑅))‘𝑋) ∈ (Base‘(Poly1‘𝑅))) → ((eval1‘𝑅)‘((algSc‘(Poly1‘𝑅))‘𝑋)) ∈ ran (eval1‘𝑅)) | |
| 21 | 13, 19, 20 | syl2anc 584 | . . 3 ⊢ ((𝑅 ∈ CRing ∧ 𝑋 ∈ 𝐵) → ((eval1‘𝑅)‘((algSc‘(Poly1‘𝑅))‘𝑋)) ∈ ran (eval1‘𝑅)) |
| 22 | 5, 21 | eqeltrrd 2830 | . 2 ⊢ ((𝑅 ∈ CRing ∧ 𝑋 ∈ 𝐵) → (𝐵 × {𝑋}) ∈ ran (eval1‘𝑅)) |
| 23 | pf1const.q | . 2 ⊢ 𝑄 = ran (eval1‘𝑅) | |
| 24 | 22, 23 | eleqtrrdi 2840 | 1 ⊢ ((𝑅 ∈ CRing ∧ 𝑋 ∈ 𝐵) → (𝐵 × {𝑋}) ∈ 𝑄) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 395 = wceq 1540 ∈ wcel 2109 {csn 4591 × cxp 5638 ran crn 5641 Fn wfn 6508 ⟶wf 6509 ‘cfv 6513 (class class class)co 7389 Basecbs 17185 ↑s cpws 17415 Ringcrg 20148 CRingccrg 20149 RingHom crh 20384 algSccascl 21767 Poly1cpl1 22067 eval1ce1 22207 |
| 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 2702 ax-rep 5236 ax-sep 5253 ax-nul 5263 ax-pow 5322 ax-pr 5389 ax-un 7713 ax-cnex 11130 ax-resscn 11131 ax-1cn 11132 ax-icn 11133 ax-addcl 11134 ax-addrcl 11135 ax-mulcl 11136 ax-mulrcl 11137 ax-mulcom 11138 ax-addass 11139 ax-mulass 11140 ax-distr 11141 ax-i2m1 11142 ax-1ne0 11143 ax-1rid 11144 ax-rnegex 11145 ax-rrecex 11146 ax-cnre 11147 ax-pre-lttri 11148 ax-pre-lttrn 11149 ax-pre-ltadd 11150 ax-pre-mulgt0 11151 |
| 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 2534 df-eu 2563 df-clab 2709 df-cleq 2722 df-clel 2804 df-nfc 2879 df-ne 2927 df-nel 3031 df-ral 3046 df-rex 3055 df-rmo 3356 df-reu 3357 df-rab 3409 df-v 3452 df-sbc 3756 df-csb 3865 df-dif 3919 df-un 3921 df-in 3923 df-ss 3933 df-pss 3936 df-nul 4299 df-if 4491 df-pw 4567 df-sn 4592 df-pr 4594 df-tp 4596 df-op 4598 df-uni 4874 df-int 4913 df-iun 4959 df-iin 4960 df-br 5110 df-opab 5172 df-mpt 5191 df-tr 5217 df-id 5535 df-eprel 5540 df-po 5548 df-so 5549 df-fr 5593 df-se 5594 df-we 5595 df-xp 5646 df-rel 5647 df-cnv 5648 df-co 5649 df-dm 5650 df-rn 5651 df-res 5652 df-ima 5653 df-pred 6276 df-ord 6337 df-on 6338 df-lim 6339 df-suc 6340 df-iota 6466 df-fun 6515 df-fn 6516 df-f 6517 df-f1 6518 df-fo 6519 df-f1o 6520 df-fv 6521 df-isom 6522 df-riota 7346 df-ov 7392 df-oprab 7393 df-mpo 7394 df-of 7655 df-ofr 7656 df-om 7845 df-1st 7970 df-2nd 7971 df-supp 8142 df-frecs 8262 df-wrecs 8293 df-recs 8342 df-rdg 8380 df-1o 8436 df-2o 8437 df-er 8673 df-map 8803 df-pm 8804 df-ixp 8873 df-en 8921 df-dom 8922 df-sdom 8923 df-fin 8924 df-fsupp 9319 df-sup 9399 df-oi 9469 df-card 9898 df-pnf 11216 df-mnf 11217 df-xr 11218 df-ltxr 11219 df-le 11220 df-sub 11413 df-neg 11414 df-nn 12188 df-2 12250 df-3 12251 df-4 12252 df-5 12253 df-6 12254 df-7 12255 df-8 12256 df-9 12257 df-n0 12449 df-z 12536 df-dec 12656 df-uz 12800 df-fz 13475 df-fzo 13622 df-seq 13973 df-hash 14302 df-struct 17123 df-sets 17140 df-slot 17158 df-ndx 17170 df-base 17186 df-ress 17207 df-plusg 17239 df-mulr 17240 df-sca 17242 df-vsca 17243 df-ip 17244 df-tset 17245 df-ple 17246 df-ds 17248 df-hom 17250 df-cco 17251 df-0g 17410 df-gsum 17411 df-prds 17416 df-pws 17418 df-mre 17553 df-mrc 17554 df-acs 17556 df-mgm 18573 df-sgrp 18652 df-mnd 18668 df-mhm 18716 df-submnd 18717 df-grp 18874 df-minusg 18875 df-sbg 18876 df-mulg 19006 df-subg 19061 df-ghm 19151 df-cntz 19255 df-cmn 19718 df-abl 19719 df-mgp 20056 df-rng 20068 df-ur 20097 df-srg 20102 df-ring 20150 df-cring 20151 df-rhm 20387 df-subrng 20461 df-subrg 20485 df-lmod 20774 df-lss 20844 df-lsp 20884 df-assa 21768 df-asp 21769 df-ascl 21770 df-psr 21824 df-mvr 21825 df-mpl 21826 df-opsr 21828 df-evls 21987 df-evl 21988 df-psr1 22070 df-ply1 22072 df-evl1 22209 |
| This theorem is referenced by: (None) |
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