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| Mirrors > Home > MPE Home > Th. List > Mathboxes > coe1vr1 | Structured version Visualization version GIF version | ||
| Description: Polynomial coefficient of the variable. (Contributed by Thierry Arnoux, 22-Jun-2025.) |
| Ref | Expression |
|---|---|
| coe1vr1.1 | ⊢ 𝑃 = (Poly1‘𝑅) |
| coe1vr1.2 | ⊢ 𝑋 = (var1‘𝑅) |
| coe1vr1.3 | ⊢ (𝜑 → 𝑅 ∈ Ring) |
| coe1vr1.4 | ⊢ 0 = (0g‘𝑅) |
| coe1vr1.5 | ⊢ 1 = (1r‘𝑅) |
| Ref | Expression |
|---|---|
| coe1vr1 | ⊢ (𝜑 → (coe1‘𝑋) = (𝑘 ∈ ℕ0 ↦ if(𝑘 = 1, 1 , 0 ))) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | coe1vr1.3 | . . . 4 ⊢ (𝜑 → 𝑅 ∈ Ring) | |
| 2 | coe1vr1.2 | . . . . 5 ⊢ 𝑋 = (var1‘𝑅) | |
| 3 | coe1vr1.1 | . . . . 5 ⊢ 𝑃 = (Poly1‘𝑅) | |
| 4 | eqid 2763 | . . . . 5 ⊢ (Base‘𝑃) = (Base‘𝑃) | |
| 5 | 2, 3, 4 | vr1cl 22386 | . . . 4 ⊢ (𝑅 ∈ Ring → 𝑋 ∈ (Base‘𝑃)) |
| 6 | eqid 2763 | . . . . . 6 ⊢ (mulGrp‘𝑃) = (mulGrp‘𝑃) | |
| 7 | 6, 4 | mgpbas 20225 | . . . . 5 ⊢ (Base‘𝑃) = (Base‘(mulGrp‘𝑃)) |
| 8 | eqid 2763 | . . . . 5 ⊢ (.g‘(mulGrp‘𝑃)) = (.g‘(mulGrp‘𝑃)) | |
| 9 | 7, 8 | mulg1 19151 | . . . 4 ⊢ (𝑋 ∈ (Base‘𝑃) → (1(.g‘(mulGrp‘𝑃))𝑋) = 𝑋) |
| 10 | 1, 5, 9 | 3syl 19 | . . 3 ⊢ (𝜑 → (1(.g‘(mulGrp‘𝑃))𝑋) = 𝑋) |
| 11 | 10 | fveq2d 6885 | . 2 ⊢ (𝜑 → (coe1‘(1(.g‘(mulGrp‘𝑃))𝑋)) = (coe1‘𝑋)) |
| 12 | 1nn0 12524 | . . . 4 ⊢ 1 ∈ ℕ0 | |
| 13 | 12 | a1i 11 | . . 3 ⊢ (𝜑 → 1 ∈ ℕ0) |
| 14 | coe1vr1.4 | . . 3 ⊢ 0 = (0g‘𝑅) | |
| 15 | coe1vr1.5 | . . 3 ⊢ 1 = (1r‘𝑅) | |
| 16 | 3, 2, 8, 1, 13, 14, 15 | coe1mon 33886 | . 2 ⊢ (𝜑 → (coe1‘(1(.g‘(mulGrp‘𝑃))𝑋)) = (𝑘 ∈ ℕ0 ↦ if(𝑘 = 1, 1 , 0 ))) |
| 17 | 11, 16 | eqtr3d 2800 | 1 ⊢ (𝜑 → (coe1‘𝑋) = (𝑘 ∈ ℕ0 ↦ if(𝑘 = 1, 1 , 0 ))) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 = wceq 1570 ∈ wcel 2143 ifcif 4487 ↦ cmpt 5192 ‘cfv 6536 (class class class)co 7410 1c1 11105 ℕ0cn0 12508 Basecbs 17273 0gc0g 17496 .gcmg 19137 mulGrpcmgp 20220 1rcur 20267 Ringcrg 20319 var1cv1 22345 Poly1cpl1 22346 coe1cco1 22347 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1825 ax-4 1839 ax-5 1940 ax-6 1997 ax-7 2038 ax-8 2145 ax-9 2153 ax-10 2176 ax-11 2192 ax-12 2213 ax-ext 2735 ax-rep 5238 ax-sep 5257 ax-nul 5269 ax-pow 5336 ax-pr 5404 ax-un 7732 ax-cnex 11160 ax-resscn 11161 ax-1cn 11162 ax-icn 11163 ax-addcl 11164 ax-addrcl 11165 ax-mulcl 11166 ax-mulrcl 11167 ax-mulcom 11168 ax-addass 11169 ax-mulass 11170 ax-distr 11171 ax-i2m1 11172 ax-1ne0 11173 ax-1rid 11174 ax-rnegex 11175 ax-rrecex 11176 ax-cnre 11177 ax-pre-lttri 11178 ax-pre-lttrn 11179 ax-pre-ltadd 11180 ax-pre-mulgt0 11181 |
| This proof depends on definitions: df-bi 210 df-an 401 df-or 861 df-3or 1104 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1810 df-nf 1814 df-sb 2097 df-mo 2567 df-eu 2597 df-clab 2742 df-cleq 2755 df-clel 2838 df-nfc 2912 df-ne 2959 df-nel 3065 df-ral 3080 df-rex 3090 df-rmo 3369 df-reu 3370 df-rab 3417 df-v 3457 df-sbc 3745 df-csb 3854 df-dif 3908 df-un 3910 df-in 3912 df-ss 3922 df-pss 3925 df-nul 4287 df-if 4488 df-pw 4564 df-sn 4590 df-pr 4592 df-tp 4594 df-op 4596 df-uni 4873 df-int 4913 df-iun 4958 df-iin 4959 df-br 5110 df-opab 5174 df-mpt 5193 df-tr 5219 df-id 5556 df-eprel 5561 df-po 5569 df-so 5570 df-fr 5614 df-se 5615 df-we 5616 df-xp 5667 df-rel 5668 df-cnv 5669 df-co 5670 df-dm 5671 df-rn 5672 df-res 5673 df-ima 5674 df-pred 6302 df-ord 6363 df-on 6364 df-lim 6365 df-suc 6366 df-iota 6492 df-fun 6538 df-fn 6539 df-f 6540 df-f1 6541 df-fo 6542 df-f1o 6543 df-fv 6544 df-isom 6545 df-riota 7367 df-ov 7413 df-oprab 7414 df-mpo 7415 df-of 7674 df-ofr 7675 df-om 7859 df-1st 7982 df-2nd 7983 df-supp 8153 df-frecs 8274 df-wrecs 8305 df-recs 8354 df-rdg 8393 df-1o 8449 df-2o 8450 df-er 8690 df-map 8822 df-pm 8823 df-ixp 8892 df-en 8940 df-dom 8941 df-sdom 8942 df-fin 8943 df-fsupp 9318 df-sup 9398 df-oi 9468 df-card 9930 df-pnf 11249 df-mnf 11250 df-xr 11251 df-ltxr 11252 df-le 11253 df-sub 11447 df-neg 11448 df-nn 12238 df-2 12307 df-3 12308 df-4 12309 df-5 12310 df-6 12311 df-7 12312 df-8 12313 df-9 12314 df-n0 12509 df-z 12596 df-dec 12716 df-uz 12867 df-fz 13540 df-fzo 13688 df-seq 14043 df-hash 14372 df-struct 17211 df-sets 17228 df-slot 17246 df-ndx 17258 df-base 17274 df-ress 17295 df-plusg 17327 df-mulr 17328 df-sca 17330 df-vsca 17331 df-ip 17332 df-tset 17333 df-ple 17334 df-ds 17336 df-hom 17338 df-cco 17339 df-0g 17498 df-gsum 17499 df-prds 17504 df-pws 17506 df-mre 17642 df-mrc 17643 df-acs 17645 df-mgm 18702 df-sgrp 18781 df-mnd 18797 df-mhm 18845 df-submnd 18846 df-grp 19007 df-minusg 19008 df-sbg 19009 df-mulg 19138 df-subg 19193 df-ghm 19288 df-cntz 19391 df-cmn 19856 df-abl 19857 df-mgp 20221 df-rng 20235 df-ur 20268 df-ring 20321 df-subrng 20654 df-subrg 20678 df-lmod 20992 df-lss 21062 df-psr 22068 df-mvr 22069 df-mpl 22070 df-opsr 22072 df-psr1 22349 df-vr1 22350 df-ply1 22351 df-coe1 22352 |
| This theorem is used by: rtelextdg2lem 34125 |
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