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| Mirrors > Home > MPE Home > Th. List > telgsumfz0s | Structured version Visualization version GIF version | ||
| Description: Telescoping finite group sum ranging over nonnegative integers, using explicit substitution. (Contributed by AV, 24-Oct-2019.) (Proof shortened by AV, 25-Nov-2019.) |
| Ref | Expression |
|---|---|
| telgsumfz0s.b | ⊢ 𝐵 = (Base‘𝐺) |
| telgsumfz0s.g | ⊢ (𝜑 → 𝐺 ∈ Abel) |
| telgsumfz0s.m | ⊢ − = (-g‘𝐺) |
| telgsumfz0s.s | ⊢ (𝜑 → 𝑆 ∈ ℕ0) |
| telgsumfz0s.f | ⊢ (𝜑 → ∀𝑘 ∈ (0...(𝑆 + 1))𝐶 ∈ 𝐵) |
| Ref | Expression |
|---|---|
| telgsumfz0s | ⊢ (𝜑 → (𝐺 Σg (𝑖 ∈ (0...𝑆) ↦ (⦋𝑖 / 𝑘⦌𝐶 − ⦋(𝑖 + 1) / 𝑘⦌𝐶))) = (⦋0 / 𝑘⦌𝐶 − ⦋(𝑆 + 1) / 𝑘⦌𝐶)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | telgsumfz0s.b | . 2 ⊢ 𝐵 = (Base‘𝐺) | |
| 2 | telgsumfz0s.g | . 2 ⊢ (𝜑 → 𝐺 ∈ Abel) | |
| 3 | telgsumfz0s.m | . 2 ⊢ − = (-g‘𝐺) | |
| 4 | telgsumfz0s.s | . . 3 ⊢ (𝜑 → 𝑆 ∈ ℕ0) | |
| 5 | nn0uz 12958 | . . 3 ⊢ ℕ0 = (ℤ≥‘0) | |
| 6 | 4, 5 | eleqtrdi 2870 | . 2 ⊢ (𝜑 → 𝑆 ∈ (ℤ≥‘0)) |
| 7 | telgsumfz0s.f | . 2 ⊢ (𝜑 → ∀𝑘 ∈ (0...(𝑆 + 1))𝐶 ∈ 𝐵) | |
| 8 | 1, 2, 3, 6, 7 | telgsumfzs 20150 | 1 ⊢ (𝜑 → (𝐺 Σg (𝑖 ∈ (0...𝑆) ↦ (⦋𝑖 / 𝑘⦌𝐶 − ⦋(𝑖 + 1) / 𝑘⦌𝐶))) = (⦋0 / 𝑘⦌𝐶 − ⦋(𝑆 + 1) / 𝑘⦌𝐶)) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 = wceq 1570 ∈ wcel 2145 ∀wral 3076 ⦋csb 3847 ↦ cmpt 5186 ‘cfv 6528 (class class class)co 7409 0cc0 11157 1c1 11158 + caddc 11160 ℕ0cn0 12561 ℤ≥cuz 12920 ...cfz 13594 Basecbs 17334 Σg cgsu 17558 -gcsg 19093 Abelcabl 19942 |
| 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 5249 ax-nul 5260 ax-pow 5327 ax-pr 5391 ax-un 7735 ax-cnex 11213 ax-resscn 11214 ax-1cn 11215 ax-icn 11216 ax-addcl 11217 ax-addrcl 11218 ax-mulcl 11219 ax-mulrcl 11220 ax-mulcom 11221 ax-addass 11222 ax-mulass 11223 ax-distr 11224 ax-i2m1 11225 ax-1ne0 11226 ax-1rid 11227 ax-rnegex 11228 ax-rrecex 11229 ax-cnre 11230 ax-pre-lttri 11231 ax-pre-lttrn 11232 ax-pre-ltadd 11233 ax-pre-mulgt0 11234 |
| 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-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 5543 df-eprel 5548 df-po 5556 df-so 5557 df-fr 5601 df-se 5602 df-we 5603 df-xp 5654 df-rel 5655 df-cnv 5656 df-co 5657 df-dm 5658 df-rn 5659 df-res 5660 df-ima 5661 df-pred 6294 df-ord 6355 df-on 6356 df-lim 6357 df-suc 6358 df-iota 6484 df-fun 6530 df-fn 6531 df-f 6532 df-f1 6533 df-fo 6534 df-f1o 6535 df-fv 6536 df-isom 6537 df-riota 7366 df-ov 7412 df-oprab 7413 df-mpo 7414 df-of 7677 df-om 7862 df-1st 7985 df-2nd 7986 df-supp 8157 df-frecs 8278 df-wrecs 8309 df-recs 8358 df-rdg 8397 df-1o 8455 df-2o 8456 df-er 8696 df-en 8953 df-dom 8954 df-sdom 8955 df-fin 8956 df-fsupp 9332 df-oi 9482 df-card 9977 df-pnf 11302 df-mnf 11303 df-xr 11304 df-ltxr 11305 df-le 11306 df-sub 11500 df-neg 11501 df-nn 12291 df-2 12360 df-n0 12562 df-z 12649 df-uz 12921 df-fz 13595 df-fzo 13743 df-seq 14099 df-hash 14428 df-sets 17289 df-slot 17307 df-ndx 17319 df-base 17335 df-ress 17356 df-plusg 17388 df-0g 17559 df-gsum 17560 df-mre 17703 df-mrc 17704 df-acs 17706 df-mgm 18763 df-sgrp 18855 df-mnd 18871 df-submnd 18926 df-grp 19094 df-minusg 19095 df-sbg 19096 df-mulg 19225 df-cntz 19478 df-cmn 19943 df-abl 19944 |
| This theorem is used by: telgsumfz0 20153 telgsums 20154 |
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