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| Mirrors > Home > MPE Home > Th. List > ply1scleq | Structured version Visualization version GIF version | ||
| Description: Equality of a constant polynomial is the same as equality of the constant term. (Contributed by Thierry Arnoux, 24-Jul-2024.) |
| Ref | Expression |
|---|---|
| ply1scleq.p | ⊢ 𝑃 = (Poly1‘𝑅) |
| ply1scleq.b | ⊢ 𝐵 = (Base‘𝑅) |
| ply1scleq.a | ⊢ 𝐴 = (algSc‘𝑃) |
| ply1scleq.r | ⊢ (𝜑 → 𝑅 ∈ Ring) |
| ply1scleq.e | ⊢ (𝜑 → 𝐸 ∈ 𝐵) |
| ply1scleq.f | ⊢ (𝜑 → 𝐹 ∈ 𝐵) |
| Ref | Expression |
|---|---|
| ply1scleq | ⊢ (𝜑 → ((𝐴‘𝐸) = (𝐴‘𝐹) ↔ 𝐸 = 𝐹)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | fveq2 6881 | . . . . 5 ⊢ (𝑑 = 0 → ((coe1‘(𝐴‘𝐸))‘𝑑) = ((coe1‘(𝐴‘𝐸))‘0)) | |
| 2 | fveq2 6881 | . . . . 5 ⊢ (𝑑 = 0 → ((coe1‘(𝐴‘𝐹))‘𝑑) = ((coe1‘(𝐴‘𝐹))‘0)) | |
| 3 | 1, 2 | eqeq12d 2776 | . . . 4 ⊢ (𝑑 = 0 → (((coe1‘(𝐴‘𝐸))‘𝑑) = ((coe1‘(𝐴‘𝐹))‘𝑑) ↔ ((coe1‘(𝐴‘𝐸))‘0) = ((coe1‘(𝐴‘𝐹))‘0))) |
| 4 | ply1scleq.r | . . . . . 6 ⊢ (𝜑 → 𝑅 ∈ Ring) | |
| 5 | ply1scleq.e | . . . . . . 7 ⊢ (𝜑 → 𝐸 ∈ 𝐵) | |
| 6 | ply1scleq.p | . . . . . . . 8 ⊢ 𝑃 = (Poly1‘𝑅) | |
| 7 | ply1scleq.a | . . . . . . . 8 ⊢ 𝐴 = (algSc‘𝑃) | |
| 8 | ply1scleq.b | . . . . . . . 8 ⊢ 𝐵 = (Base‘𝑅) | |
| 9 | eqid 2760 | . . . . . . . 8 ⊢ (Base‘𝑃) = (Base‘𝑃) | |
| 10 | 6, 7, 8, 9 | ply1sclcl 22544 | . . . . . . 7 ⊢ ((𝑅 ∈ Ring ∧ 𝐸 ∈ 𝐵) → (𝐴‘𝐸) ∈ (Base‘𝑃)) |
| 11 | 4, 5, 10 | syl2anc 596 | . . . . . 6 ⊢ (𝜑 → (𝐴‘𝐸) ∈ (Base‘𝑃)) |
| 12 | ply1scleq.f | . . . . . . 7 ⊢ (𝜑 → 𝐹 ∈ 𝐵) | |
| 13 | 6, 7, 8, 9 | ply1sclcl 22544 | . . . . . . 7 ⊢ ((𝑅 ∈ Ring ∧ 𝐹 ∈ 𝐵) → (𝐴‘𝐹) ∈ (Base‘𝑃)) |
| 14 | 4, 12, 13 | syl2anc 596 | . . . . . 6 ⊢ (𝜑 → (𝐴‘𝐹) ∈ (Base‘𝑃)) |
| 15 | eqid 2760 | . . . . . . 7 ⊢ (coe1‘(𝐴‘𝐸)) = (coe1‘(𝐴‘𝐸)) | |
| 16 | eqid 2760 | . . . . . . 7 ⊢ (coe1‘(𝐴‘𝐹)) = (coe1‘(𝐴‘𝐹)) | |
| 17 | 6, 9, 15, 16 | ply1coe1eq 22557 | . . . . . 6 ⊢ ((𝑅 ∈ Ring ∧ (𝐴‘𝐸) ∈ (Base‘𝑃) ∧ (𝐴‘𝐹) ∈ (Base‘𝑃)) → (∀𝑑 ∈ ℕ0 ((coe1‘(𝐴‘𝐸))‘𝑑) = ((coe1‘(𝐴‘𝐹))‘𝑑) ↔ (𝐴‘𝐸) = (𝐴‘𝐹))) |
| 18 | 4, 11, 14, 17 | syl3anc 1398 | . . . . 5 ⊢ (𝜑 → (∀𝑑 ∈ ℕ0 ((coe1‘(𝐴‘𝐸))‘𝑑) = ((coe1‘(𝐴‘𝐹))‘𝑑) ↔ (𝐴‘𝐸) = (𝐴‘𝐹))) |
| 19 | 18 | biimpar 483 | . . . 4 ⊢ ((𝜑 ∧ (𝐴‘𝐸) = (𝐴‘𝐹)) → ∀𝑑 ∈ ℕ0 ((coe1‘(𝐴‘𝐸))‘𝑑) = ((coe1‘(𝐴‘𝐹))‘𝑑)) |
| 20 | 0nn0 12568 | . . . . 5 ⊢ 0 ∈ ℕ0 | |
| 21 | 20 | a1i 11 | . . . 4 ⊢ ((𝜑 ∧ (𝐴‘𝐸) = (𝐴‘𝐹)) → 0 ∈ ℕ0) |
| 22 | 3, 19, 21 | rspcdva 3577 | . . 3 ⊢ ((𝜑 ∧ (𝐴‘𝐸) = (𝐴‘𝐹)) → ((coe1‘(𝐴‘𝐸))‘0) = ((coe1‘(𝐴‘𝐹))‘0)) |
| 23 | 6, 7, 8 | ply1sclid 22546 | . . . . 5 ⊢ ((𝑅 ∈ Ring ∧ 𝐸 ∈ 𝐵) → 𝐸 = ((coe1‘(𝐴‘𝐸))‘0)) |
| 24 | 4, 5, 23 | syl2anc 596 | . . . 4 ⊢ (𝜑 → 𝐸 = ((coe1‘(𝐴‘𝐸))‘0)) |
| 25 | 24 | adantr 486 | . . 3 ⊢ ((𝜑 ∧ (𝐴‘𝐸) = (𝐴‘𝐹)) → 𝐸 = ((coe1‘(𝐴‘𝐸))‘0)) |
| 26 | 6, 7, 8 | ply1sclid 22546 | . . . . 5 ⊢ ((𝑅 ∈ Ring ∧ 𝐹 ∈ 𝐵) → 𝐹 = ((coe1‘(𝐴‘𝐹))‘0)) |
| 27 | 4, 12, 26 | syl2anc 596 | . . . 4 ⊢ (𝜑 → 𝐹 = ((coe1‘(𝐴‘𝐹))‘0)) |
| 28 | 27 | adantr 486 | . . 3 ⊢ ((𝜑 ∧ (𝐴‘𝐸) = (𝐴‘𝐹)) → 𝐹 = ((coe1‘(𝐴‘𝐹))‘0)) |
| 29 | 22, 25, 28 | 3eqtr4d 2805 | . 2 ⊢ ((𝜑 ∧ (𝐴‘𝐸) = (𝐴‘𝐹)) → 𝐸 = 𝐹) |
| 30 | fveq2 6881 | . . 3 ⊢ (𝐸 = 𝐹 → (𝐴‘𝐸) = (𝐴‘𝐹)) | |
| 31 | 30 | adantl 487 | . 2 ⊢ ((𝜑 ∧ 𝐸 = 𝐹) → (𝐴‘𝐸) = (𝐴‘𝐹)) |
| 32 | 29, 31 | impbida 813 | 1 ⊢ (𝜑 → ((𝐴‘𝐸) = (𝐴‘𝐹) ↔ 𝐸 = 𝐹)) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ↔ wb 209 ∧ wa 401 = wceq 1570 ∈ wcel 2145 ∀wral 3076 ‘cfv 6535 0cc0 11149 ℕ0cn0 12553 Basecbs 17326 Ringcrg 20398 algSccascl 22099 Poly1cpl1 22434 coe1cco1 22435 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1943 ax-6 2000 ax-7 2041 ax-8 2147 ax-9 2155 ax-10 2178 ax-11 2194 ax-12 2213 ax-ext 2732 ax-rep 5232 ax-sep 5251 ax-nul 5263 ax-pow 5330 ax-pr 5398 ax-un 7742 ax-cnex 11205 ax-resscn 11206 ax-1cn 11207 ax-icn 11208 ax-addcl 11209 ax-addrcl 11210 ax-mulcl 11211 ax-mulrcl 11212 ax-mulcom 11213 ax-addass 11214 ax-mulass 11215 ax-distr 11216 ax-i2m1 11217 ax-1ne0 11218 ax-1rid 11219 ax-rnegex 11220 ax-rrecex 11221 ax-cnre 11222 ax-pre-lttri 11223 ax-pre-lttrn 11224 ax-pre-ltadd 11225 ax-pre-mulgt0 11226 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-nf 1817 df-sb 2100 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 3740 df-csb 3848 df-dif 3902 df-un 3904 df-in 3906 df-ss 3916 df-pss 3919 df-nul 4280 df-if 4483 df-pw 4559 df-sn 4585 df-pr 4587 df-tp 4589 df-op 4591 df-uni 4868 df-int 4908 df-iun 4953 df-iin 4954 df-br 5104 df-opab 5168 df-mpt 5187 df-tr 5213 df-id 5550 df-eprel 5555 df-po 5563 df-so 5564 df-fr 5608 df-se 5609 df-we 5610 df-xp 5661 df-rel 5662 df-cnv 5663 df-co 5664 df-dm 5665 df-rn 5666 df-res 5667 df-ima 5668 df-pred 6301 df-ord 6362 df-on 6363 df-lim 6364 df-suc 6365 df-iota 6491 df-fun 6537 df-fn 6538 df-f 6539 df-f1 6540 df-fo 6541 df-f1o 6542 df-fv 6543 df-isom 6544 df-riota 7373 df-ov 7419 df-oprab 7420 df-mpo 7421 df-of 7684 df-ofr 7685 df-om 7869 df-1st 7992 df-2nd 7993 df-supp 8164 df-frecs 8285 df-wrecs 8316 df-recs 8365 df-rdg 8404 df-1o 8462 df-2o 8463 df-er 8703 df-map 8835 df-pm 8836 df-ixp 8912 df-en 8960 df-dom 8961 df-sdom 8962 df-fin 8963 df-fsupp 9339 df-sup 9419 df-oi 9489 df-card 9969 df-pnf 11294 df-mnf 11295 df-xr 11296 df-ltxr 11297 df-le 11298 df-sub 11492 df-neg 11493 df-nn 12283 df-2 12352 df-3 12353 df-4 12354 df-5 12355 df-6 12356 df-7 12357 df-8 12358 df-9 12359 df-n0 12554 df-z 12641 df-dec 12762 df-uz 12913 df-fz 13587 df-fzo 13735 df-seq 14091 df-hash 14420 df-struct 17264 df-sets 17281 df-slot 17299 df-ndx 17311 df-base 17327 df-ress 17348 df-plusg 17380 df-mulr 17381 df-sca 17383 df-vsca 17384 df-ip 17385 df-tset 17386 df-ple 17387 df-ds 17389 df-hom 17391 df-cco 17392 df-0g 17551 df-gsum 17552 df-prds 17557 df-pws 17559 df-mre 17695 df-mrc 17696 df-acs 17698 df-mgm 18755 df-sgrp 18847 df-mnd 18863 df-mhm 18917 df-submnd 18918 df-grp 19086 df-minusg 19087 df-sbg 19088 df-mulg 19217 df-subg 19272 df-ghm 19367 df-cntz 19470 df-cmn 19935 df-abl 19936 df-mgp 20300 df-rng 20314 df-ur 20347 df-srg 20352 df-ring 20400 df-subrng 20737 df-subrg 20761 df-lmod 21076 df-lss 21146 df-ascl 22102 df-psr 22156 df-mvr 22157 df-mpl 22158 df-opsr 22160 df-psr1 22437 df-vr1 22438 df-ply1 22439 df-coe1 22440 |
| This theorem is used by: ply1chr 22563 |
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