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| Mirrors > Home > MPE Home > Th. List > coe1sfi | Structured version Visualization version GIF version | ||
| Description: Finite support of univariate polynomial coefficient vectors. (Contributed by Stefan O'Rear, 21-Mar-2015.) (Revised by AV, 19-Jul-2019.) |
| Ref | Expression |
|---|---|
| coe1sfi.a | ⊢ 𝐴 = (coe1‘𝐹) |
| coe1sfi.b | ⊢ 𝐵 = (Base‘𝑃) |
| coe1sfi.p | ⊢ 𝑃 = (Poly1‘𝑅) |
| coe1sfi.z | ⊢ 0 = (0g‘𝑅) |
| Ref | Expression |
|---|---|
| coe1sfi | ⊢ (𝐹 ∈ 𝐵 → 𝐴 finSupp 0 ) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | coe1sfi.a | . . 3 ⊢ 𝐴 = (coe1‘𝐹) | |
| 2 | coe1sfi.b | . . 3 ⊢ 𝐵 = (Base‘𝑃) | |
| 3 | coe1sfi.p | . . 3 ⊢ 𝑃 = (Poly1‘𝑅) | |
| 4 | df1o2 8521 | . . . 4 ⊢ 1o = {∅} | |
| 5 | nn0ex 12652 | . . . 4 ⊢ ℕ0 ∈ V | |
| 6 | 0ex 5267 | . . . 4 ⊢ ∅ ∈ V | |
| 7 | eqid 2763 | . . . 4 ⊢ (𝑥 ∈ (ℕ0 ↑m 1o) ↦ (𝑥‘∅)) = (𝑥 ∈ (ℕ0 ↑m 1o) ↦ (𝑥‘∅)) | |
| 8 | 4, 5, 6, 7 | mapsncnv 8959 | . . 3 ⊢ ◡(𝑥 ∈ (ℕ0 ↑m 1o) ↦ (𝑥‘∅)) = (𝑦 ∈ ℕ0 ↦ (1o × {𝑦})) |
| 9 | 1, 2, 3, 8 | coe1fval2 22583 | . 2 ⊢ (𝐹 ∈ 𝐵 → 𝐴 = (𝐹 ∘ ◡(𝑥 ∈ (ℕ0 ↑m 1o) ↦ (𝑥‘∅)))) |
| 10 | eqid 2763 | . . . 4 ⊢ (1o mPoly 𝑅) = (1o mPoly 𝑅) | |
| 11 | eqid 2763 | . . . 4 ⊢ (Base‘(1o mPoly 𝑅)) = (Base‘(1o mPoly 𝑅)) | |
| 12 | coe1sfi.z | . . . 4 ⊢ 0 = (0g‘𝑅) | |
| 13 | 3, 2 | ply1bascl2 22577 | . . . 4 ⊢ (𝐹 ∈ 𝐵 → 𝐹 ∈ (Base‘(1o mPoly 𝑅))) |
| 14 | 10, 11, 12, 13 | mplelsfi 22357 | . . 3 ⊢ (𝐹 ∈ 𝐵 → 𝐹 finSupp 0 ) |
| 15 | 4, 5, 6, 7 | mapsnf1o2 8960 | . . . . 5 ⊢ (𝑥 ∈ (ℕ0 ↑m 1o) ↦ (𝑥‘∅)):(ℕ0 ↑m 1o)⟶1-1ontoℕ0 |
| 16 | f1ocnv 6867 | . . . . 5 ⊢ ((𝑥 ∈ (ℕ0 ↑m 1o) ↦ (𝑥‘∅)):(ℕ0 ↑m 1o)⟶1-1ontoℕ0 → ◡(𝑥 ∈ (ℕ0 ↑m 1o) ↦ (𝑥‘∅)):ℕ0⟶1-1onto(ℕ0 ↑m 1o)) | |
| 17 | f1of1 6853 | . . . . 5 ⊢ (◡(𝑥 ∈ (ℕ0 ↑m 1o) ↦ (𝑥‘∅)):ℕ0⟶1-1onto(ℕ0 ↑m 1o) → ◡(𝑥 ∈ (ℕ0 ↑m 1o) ↦ (𝑥‘∅)):ℕ0⟶1-1(ℕ0 ↑m 1o)) | |
| 18 | 15, 16, 17 | mp2b 10 | . . . 4 ⊢ ◡(𝑥 ∈ (ℕ0 ↑m 1o) ↦ (𝑥‘∅)):ℕ0⟶1-1(ℕ0 ↑m 1o) |
| 19 | 18 | a1i 11 | . . 3 ⊢ (𝐹 ∈ 𝐵 → ◡(𝑥 ∈ (ℕ0 ↑m 1o) ↦ (𝑥‘∅)):ℕ0⟶1-1(ℕ0 ↑m 1o)) |
| 20 | 12 | fvexi 6930 | . . . 4 ⊢ 0 ∈ V |
| 21 | 20 | a1i 11 | . . 3 ⊢ (𝐹 ∈ 𝐵 → 0 ∈ V) |
| 22 | id 23 | . . 3 ⊢ (𝐹 ∈ 𝐵 → 𝐹 ∈ 𝐵) | |
| 23 | 14, 19, 21, 22 | fsuppco 9431 | . 2 ⊢ (𝐹 ∈ 𝐵 → (𝐹 ∘ ◡(𝑥 ∈ (ℕ0 ↑m 1o) ↦ (𝑥‘∅))) finSupp 0 ) |
| 24 | 9, 23 | eqbrtrd 5133 | 1 ⊢ (𝐹 ∈ 𝐵 → 𝐴 finSupp 0 ) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 = wceq 1570 ∈ wcel 2147 Vcvv 3454 ∅c0 4281 class class class wbr 5108 ↦ cmpt 5192 ◡ccnv 5657 ∘ ccom 5662 ⟶1-1wf1 6563 ⟶1-1ontowf1o 6565 ‘cfv 6566 (class class class)co 7451 1oc1o 8507 ↑m cmap 8885 finSupp cfsupp 9391 ℕ0cn0 12646 Basecbs 17431 0gc0g 17660 mPoly cmpl 22269 Poly1cpl1 22550 coe1cco1 22551 |
| 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 1945 ax-6 2002 ax-7 2043 ax-8 2149 ax-9 2157 ax-10 2180 ax-11 2197 ax-12 2216 ax-ext 2735 ax-rep 5238 ax-sep 5255 ax-nul 5266 ax-pow 5334 ax-pr 5398 ax-un 7783 ax-cnex 11295 ax-resscn 11296 ax-1cn 11297 ax-icn 11298 ax-addcl 11299 ax-addrcl 11300 ax-mulcl 11301 ax-mulrcl 11302 ax-mulcom 11303 ax-addass 11304 ax-mulass 11305 ax-distr 11306 ax-i2m1 11307 ax-1ne0 11308 ax-1rid 11309 ax-rnegex 11310 ax-rrecex 11311 ax-cnre 11312 ax-pre-lttri 11313 ax-pre-lttrn 11314 ax-pre-ltadd 11315 ax-pre-mulgt0 11316 |
| 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 2102 df-mo 2567 df-eu 2597 df-clab 2742 df-cleq 2755 df-clel 2839 df-nfc 2913 df-ne 2960 df-nel 3066 df-ral 3081 df-rex 3091 df-reu 3370 df-rab 3417 df-v 3456 df-sbc 3743 df-csb 3852 df-ss 3901 df-pss 4017 df-dif 4050 df-in 4094 df-un 4154 df-nul 4282 df-if 4486 df-pw 4562 df-sn 4589 df-pr 4591 df-tp 4593 df-op 4841 df-uni 4873 df-iun 4958 df-br 5109 df-opab 5174 df-mpt 5193 df-tr 5219 df-id 5553 df-eprel 5558 df-po 5566 df-so 5567 df-fr 5611 df-we 5613 df-xp 5664 df-rel 5665 df-cnv 5666 df-co 5667 df-dm 5668 df-rn 5669 df-res 5670 df-ima 5671 df-pred 6330 df-ord 6391 df-on 6392 df-lim 6393 df-suc 6394 df-iota 6520 df-fun 6568 df-fn 6569 df-f 6570 df-f1 6571 df-fo 6572 df-f1o 6573 df-fv 6574 df-riota 7408 df-ov 7454 df-oprab 7455 df-mpo 7456 df-of 7725 df-om 7912 df-1st 8035 df-2nd 8036 df-supp 8215 df-frecs 8337 df-wrecs 8368 df-recs 8417 df-rdg 8456 df-1o 8514 df-er 8755 df-map 8887 df-en 9012 df-dom 9013 df-sdom 9014 df-fin 9015 df-fsupp 9392 df-pnf 11384 df-mnf 11385 df-xr 11386 df-ltxr 11387 df-le 11388 df-sub 11582 df-neg 11583 df-nn 12376 df-2 12445 df-3 12446 df-4 12447 df-5 12448 df-6 12449 df-7 12450 df-8 12451 df-9 12452 df-n0 12647 df-z 12734 df-dec 12855 df-uz 13006 df-fz 13680 df-struct 17369 df-sets 17386 df-slot 17404 df-ndx 17416 df-base 17432 df-ress 17453 df-plusg 17486 df-mulr 17487 df-sca 17489 df-vsca 17490 df-tset 17492 df-ple 17493 df-psr 22272 df-mpl 22274 df-opsr 22276 df-psr1 22553 df-ply1 22555 df-coe1 22556 |
| This theorem is used by: coe1fsupp 22587 mptcoe1fsupp 22588 ply1coefsupp 22670 evls1fpws 22742 mptcoe1matfsupp 23175 mp2pm2mplem4 23182 plypf1 26586 |
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