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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 12894 | . . 3 ⊢ ℕ0 = (ℤ≥‘0) | |
| 6 | 4, 5 | eleqtrdi 2844 | . 2 ⊢ (𝜑 → 𝑆 ∈ (ℤ≥‘0)) |
| 7 | telgsumfz0s.f | . 2 ⊢ (𝜑 → ∀𝑘 ∈ (0...(𝑆 + 1))𝐶 ∈ 𝐵) | |
| 8 | 1, 2, 3, 6, 7 | telgsumfzs 19970 | 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 |
| Syntax hints: → wi 4 = wceq 1540 ∈ wcel 2108 ∀wral 3051 ⦋csb 3874 ↦ cmpt 5201 ‘cfv 6531 (class class class)co 7405 0cc0 11129 1c1 11130 + caddc 11132 ℕ0cn0 12501 ℤ≥cuz 12852 ...cfz 13524 Basecbs 17228 Σg cgsu 17454 -gcsg 18918 Abelcabl 19762 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1795 ax-4 1809 ax-5 1910 ax-6 1967 ax-7 2007 ax-8 2110 ax-9 2118 ax-10 2141 ax-11 2157 ax-12 2177 ax-ext 2707 ax-rep 5249 ax-sep 5266 ax-nul 5276 ax-pow 5335 ax-pr 5402 ax-un 7729 ax-cnex 11185 ax-resscn 11186 ax-1cn 11187 ax-icn 11188 ax-addcl 11189 ax-addrcl 11190 ax-mulcl 11191 ax-mulrcl 11192 ax-mulcom 11193 ax-addass 11194 ax-mulass 11195 ax-distr 11196 ax-i2m1 11197 ax-1ne0 11198 ax-1rid 11199 ax-rnegex 11200 ax-rrecex 11201 ax-cnre 11202 ax-pre-lttri 11203 ax-pre-lttrn 11204 ax-pre-ltadd 11205 ax-pre-mulgt0 11206 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3or 1087 df-3an 1088 df-tru 1543 df-fal 1553 df-ex 1780 df-nf 1784 df-sb 2065 df-mo 2539 df-eu 2568 df-clab 2714 df-cleq 2727 df-clel 2809 df-nfc 2885 df-ne 2933 df-nel 3037 df-ral 3052 df-rex 3061 df-rmo 3359 df-reu 3360 df-rab 3416 df-v 3461 df-sbc 3766 df-csb 3875 df-dif 3929 df-un 3931 df-in 3933 df-ss 3943 df-pss 3946 df-nul 4309 df-if 4501 df-pw 4577 df-sn 4602 df-pr 4604 df-op 4608 df-uni 4884 df-int 4923 df-iun 4969 df-iin 4970 df-br 5120 df-opab 5182 df-mpt 5202 df-tr 5230 df-id 5548 df-eprel 5553 df-po 5561 df-so 5562 df-fr 5606 df-se 5607 df-we 5608 df-xp 5660 df-rel 5661 df-cnv 5662 df-co 5663 df-dm 5664 df-rn 5665 df-res 5666 df-ima 5667 df-pred 6290 df-ord 6355 df-on 6356 df-lim 6357 df-suc 6358 df-iota 6484 df-fun 6533 df-fn 6534 df-f 6535 df-f1 6536 df-fo 6537 df-f1o 6538 df-fv 6539 df-isom 6540 df-riota 7362 df-ov 7408 df-oprab 7409 df-mpo 7410 df-of 7671 df-om 7862 df-1st 7988 df-2nd 7989 df-supp 8160 df-frecs 8280 df-wrecs 8311 df-recs 8385 df-rdg 8424 df-1o 8480 df-2o 8481 df-er 8719 df-en 8960 df-dom 8961 df-sdom 8962 df-fin 8963 df-fsupp 9374 df-oi 9524 df-card 9953 df-pnf 11271 df-mnf 11272 df-xr 11273 df-ltxr 11274 df-le 11275 df-sub 11468 df-neg 11469 df-nn 12241 df-2 12303 df-n0 12502 df-z 12589 df-uz 12853 df-fz 13525 df-fzo 13672 df-seq 14020 df-hash 14349 df-sets 17183 df-slot 17201 df-ndx 17213 df-base 17229 df-ress 17252 df-plusg 17284 df-0g 17455 df-gsum 17456 df-mre 17598 df-mrc 17599 df-acs 17601 df-mgm 18618 df-sgrp 18697 df-mnd 18713 df-submnd 18762 df-grp 18919 df-minusg 18920 df-sbg 18921 df-mulg 19051 df-cntz 19300 df-cmn 19763 df-abl 19764 |
| This theorem is referenced by: telgsumfz0 19973 telgsums 19974 |
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