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| Mirrors > Home > MPE Home > Th. List > bpoly0 | Structured version Visualization version GIF version | ||
| Description: The value of the Bernoulli polynomials at zero. (Contributed by Scott Fenton, 16-May-2014.) |
| Ref | Expression |
|---|---|
| bpoly0 | ⊢ (𝑋 ∈ ℂ → (0 BernPoly 𝑋) = 1) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | 0nn0 12648 | . . 3 ⊢ 0 ∈ ℕ0 | |
| 2 | bpolyval 16244 | . . 3 ⊢ ((0 ∈ ℕ0 ∧ 𝑋 ∈ ℂ) → (0 BernPoly 𝑋) = ((𝑋↑0) − Σ𝑘 ∈ (0...(0 − 1))((0C𝑘) · ((𝑘 BernPoly 𝑋) / ((0 − 𝑘) + 1))))) | |
| 3 | 1, 2 | mpan 703 | . 2 ⊢ (𝑋 ∈ ℂ → (0 BernPoly 𝑋) = ((𝑋↑0) − Σ𝑘 ∈ (0...(0 − 1))((0C𝑘) · ((𝑘 BernPoly 𝑋) / ((0 − 𝑘) + 1))))) |
| 4 | exp0 14235 | . . . 4 ⊢ (𝑋 ∈ ℂ → (𝑋↑0) = 1) | |
| 5 | 4 | oveq1d 7458 | . . 3 ⊢ (𝑋 ∈ ℂ → ((𝑋↑0) − Σ𝑘 ∈ (0...(0 − 1))((0C𝑘) · ((𝑘 BernPoly 𝑋) / ((0 − 𝑘) + 1)))) = (1 − Σ𝑘 ∈ (0...(0 − 1))((0C𝑘) · ((𝑘 BernPoly 𝑋) / ((0 − 𝑘) + 1))))) |
| 6 | fz00m1 13706 | . . . . . . 7 ⊢ (0...(0 − 1)) = ∅ | |
| 7 | 6 | sumeq1i 15893 | . . . . . 6 ⊢ Σ𝑘 ∈ (0...(0 − 1))((0C𝑘) · ((𝑘 BernPoly 𝑋) / ((0 − 𝑘) + 1))) = Σ𝑘 ∈ ∅ ((0C𝑘) · ((𝑘 BernPoly 𝑋) / ((0 − 𝑘) + 1))) |
| 8 | sum0 15916 | . . . . . 6 ⊢ Σ𝑘 ∈ ∅ ((0C𝑘) · ((𝑘 BernPoly 𝑋) / ((0 − 𝑘) + 1))) = 0 | |
| 9 | 7, 8 | eqtri 2786 | . . . . 5 ⊢ Σ𝑘 ∈ (0...(0 − 1))((0C𝑘) · ((𝑘 BernPoly 𝑋) / ((0 − 𝑘) + 1))) = 0 |
| 10 | 9 | oveq2i 7454 | . . . 4 ⊢ (1 − Σ𝑘 ∈ (0...(0 − 1))((0C𝑘) · ((𝑘 BernPoly 𝑋) / ((0 − 𝑘) + 1)))) = (1 − 0) |
| 11 | 1m0e1 12489 | . . . 4 ⊢ (1 − 0) = 1 | |
| 12 | 10, 11 | eqtri 2786 | . . 3 ⊢ (1 − Σ𝑘 ∈ (0...(0 − 1))((0C𝑘) · ((𝑘 BernPoly 𝑋) / ((0 − 𝑘) + 1)))) = 1 |
| 13 | 5, 12 | eqtrdi 2814 | . 2 ⊢ (𝑋 ∈ ℂ → ((𝑋↑0) − Σ𝑘 ∈ (0...(0 − 1))((0C𝑘) · ((𝑘 BernPoly 𝑋) / ((0 − 𝑘) + 1)))) = 1) |
| 14 | 3, 13 | eqtrd 2798 | 1 ⊢ (𝑋 ∈ ℂ → (0 BernPoly 𝑋) = 1) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 = wceq 1570 ∈ wcel 2147 ∅c0 4281 (class class class)co 7443 ℂcc 11225 0cc0 11227 1c1 11228 + caddc 11230 · cmul 11232 − cmin 11568 / cdiv 12000 ℕ0cn0 12633 ...cfz 13666 ↑cexp 14231 Ccbc 14473 Σcsu 15882 BernPoly cbp 16241 |
| 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 5235 ax-sep 5252 ax-nul 5263 ax-pow 5331 ax-pr 5395 ax-un 7775 ax-inf2 9669 ax-cnex 11283 ax-resscn 11284 ax-1cn 11285 ax-icn 11286 ax-addcl 11287 ax-addrcl 11288 ax-mulcl 11289 ax-mulrcl 11290 ax-mulcom 11291 ax-addass 11292 ax-mulass 11293 ax-distr 11294 ax-i2m1 11295 ax-1ne0 11296 ax-1rid 11297 ax-rnegex 11298 ax-rrecex 11299 ax-cnre 11300 ax-pre-lttri 11301 ax-pre-lttrn 11302 ax-pre-ltadd 11303 ax-pre-mulgt0 11304 ax-pre-sup 11305 |
| 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-rmo 3369 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-op 4839 df-uni 4871 df-int 4911 df-iun 4956 df-br 5107 df-opab 5171 df-mpt 5190 df-tr 5216 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 6322 df-ord 6383 df-on 6384 df-lim 6385 df-suc 6386 df-iota 6512 df-fun 6560 df-fn 6561 df-f 6562 df-f1 6563 df-fo 6564 df-f1o 6565 df-fv 6566 df-isom 6567 df-riota 7400 df-ov 7446 df-oprab 7447 df-mpo 7448 df-om 7902 df-1st 8025 df-2nd 8026 df-frecs 8327 df-wrecs 8358 df-recs 8407 df-rdg 8446 df-1o 8504 df-er 8745 df-en 9002 df-dom 9003 df-sdom 9004 df-fin 9005 df-sup 9461 df-oi 9531 df-card 10047 df-pnf 11372 df-mnf 11373 df-xr 11374 df-ltxr 11375 df-le 11376 df-sub 11570 df-neg 11571 df-div 12001 df-nn 12363 df-2 12432 df-3 12433 df-n0 12634 df-z 12721 df-uz 12993 df-rp 13148 df-fz 13667 df-fzo 13816 df-seq 14172 df-exp 14232 df-hash 14502 df-cj 15295 df-re 15296 df-im 15297 df-sqrt 15431 df-abs 15432 df-clim 15684 df-sum 15883 df-bpoly 16242 |
| This theorem is used by: bpoly1 16246 bpolydiflem 16249 bpoly2 16252 bpoly3 16253 bpoly4 16254 |
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