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Mirrors > Home > MPE Home > Th. List > gsummptfzcl | Structured version Visualization version GIF version |
Description: Closure of a finite group sum over a finite set of sequential integers as map. (Contributed by AV, 14-Dec-2018.) |
Ref | Expression |
---|---|
gsummptfzcl.b | ⊢ 𝐵 = (Base‘𝐺) |
gsummptfzcl.g | ⊢ (𝜑 → 𝐺 ∈ Mnd) |
gsummptfzcl.n | ⊢ (𝜑 → 𝑁 ∈ (ℤ≥‘𝑀)) |
gsummptfzcl.i | ⊢ (𝜑 → 𝐼 = (𝑀...𝑁)) |
gsummptfzcl.e | ⊢ (𝜑 → ∀𝑖 ∈ 𝐼 𝑋 ∈ 𝐵) |
Ref | Expression |
---|---|
gsummptfzcl | ⊢ (𝜑 → (𝐺 Σg (𝑖 ∈ 𝐼 ↦ 𝑋)) ∈ 𝐵) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | gsummptfzcl.b | . . 3 ⊢ 𝐵 = (Base‘𝐺) | |
2 | eqid 2758 | . . 3 ⊢ (+g‘𝐺) = (+g‘𝐺) | |
3 | gsummptfzcl.g | . . 3 ⊢ (𝜑 → 𝐺 ∈ Mnd) | |
4 | gsummptfzcl.n | . . 3 ⊢ (𝜑 → 𝑁 ∈ (ℤ≥‘𝑀)) | |
5 | gsummptfzcl.e | . . . 4 ⊢ (𝜑 → ∀𝑖 ∈ 𝐼 𝑋 ∈ 𝐵) | |
6 | eqid 2758 | . . . . . 6 ⊢ (𝑖 ∈ 𝐼 ↦ 𝑋) = (𝑖 ∈ 𝐼 ↦ 𝑋) | |
7 | 6 | fmpt 6870 | . . . . 5 ⊢ (∀𝑖 ∈ 𝐼 𝑋 ∈ 𝐵 ↔ (𝑖 ∈ 𝐼 ↦ 𝑋):𝐼⟶𝐵) |
8 | gsummptfzcl.i | . . . . . 6 ⊢ (𝜑 → 𝐼 = (𝑀...𝑁)) | |
9 | 8 | feq2d 6488 | . . . . 5 ⊢ (𝜑 → ((𝑖 ∈ 𝐼 ↦ 𝑋):𝐼⟶𝐵 ↔ (𝑖 ∈ 𝐼 ↦ 𝑋):(𝑀...𝑁)⟶𝐵)) |
10 | 7, 9 | syl5bb 286 | . . . 4 ⊢ (𝜑 → (∀𝑖 ∈ 𝐼 𝑋 ∈ 𝐵 ↔ (𝑖 ∈ 𝐼 ↦ 𝑋):(𝑀...𝑁)⟶𝐵)) |
11 | 5, 10 | mpbid 235 | . . 3 ⊢ (𝜑 → (𝑖 ∈ 𝐼 ↦ 𝑋):(𝑀...𝑁)⟶𝐵) |
12 | 1, 2, 3, 4, 11 | gsumval2 17967 | . 2 ⊢ (𝜑 → (𝐺 Σg (𝑖 ∈ 𝐼 ↦ 𝑋)) = (seq𝑀((+g‘𝐺), (𝑖 ∈ 𝐼 ↦ 𝑋))‘𝑁)) |
13 | 5 | adantr 484 | . . . . 5 ⊢ ((𝜑 ∧ 𝑥 ∈ (𝑀...𝑁)) → ∀𝑖 ∈ 𝐼 𝑋 ∈ 𝐵) |
14 | 13, 7 | sylib 221 | . . . 4 ⊢ ((𝜑 ∧ 𝑥 ∈ (𝑀...𝑁)) → (𝑖 ∈ 𝐼 ↦ 𝑋):𝐼⟶𝐵) |
15 | 8 | eqcomd 2764 | . . . . . 6 ⊢ (𝜑 → (𝑀...𝑁) = 𝐼) |
16 | 15 | eleq2d 2837 | . . . . 5 ⊢ (𝜑 → (𝑥 ∈ (𝑀...𝑁) ↔ 𝑥 ∈ 𝐼)) |
17 | 16 | biimpa 480 | . . . 4 ⊢ ((𝜑 ∧ 𝑥 ∈ (𝑀...𝑁)) → 𝑥 ∈ 𝐼) |
18 | 14, 17 | ffvelrnd 6848 | . . 3 ⊢ ((𝜑 ∧ 𝑥 ∈ (𝑀...𝑁)) → ((𝑖 ∈ 𝐼 ↦ 𝑋)‘𝑥) ∈ 𝐵) |
19 | 3 | adantr 484 | . . . 4 ⊢ ((𝜑 ∧ (𝑥 ∈ 𝐵 ∧ 𝑦 ∈ 𝐵)) → 𝐺 ∈ Mnd) |
20 | simprl 770 | . . . 4 ⊢ ((𝜑 ∧ (𝑥 ∈ 𝐵 ∧ 𝑦 ∈ 𝐵)) → 𝑥 ∈ 𝐵) | |
21 | simprr 772 | . . . 4 ⊢ ((𝜑 ∧ (𝑥 ∈ 𝐵 ∧ 𝑦 ∈ 𝐵)) → 𝑦 ∈ 𝐵) | |
22 | 1, 2 | mndcl 17990 | . . . 4 ⊢ ((𝐺 ∈ Mnd ∧ 𝑥 ∈ 𝐵 ∧ 𝑦 ∈ 𝐵) → (𝑥(+g‘𝐺)𝑦) ∈ 𝐵) |
23 | 19, 20, 21, 22 | syl3anc 1368 | . . 3 ⊢ ((𝜑 ∧ (𝑥 ∈ 𝐵 ∧ 𝑦 ∈ 𝐵)) → (𝑥(+g‘𝐺)𝑦) ∈ 𝐵) |
24 | 4, 18, 23 | seqcl 13445 | . 2 ⊢ (𝜑 → (seq𝑀((+g‘𝐺), (𝑖 ∈ 𝐼 ↦ 𝑋))‘𝑁) ∈ 𝐵) |
25 | 12, 24 | eqeltrd 2852 | 1 ⊢ (𝜑 → (𝐺 Σg (𝑖 ∈ 𝐼 ↦ 𝑋)) ∈ 𝐵) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ wa 399 = wceq 1538 ∈ wcel 2111 ∀wral 3070 ↦ cmpt 5115 ⟶wf 6335 ‘cfv 6339 (class class class)co 7155 ℤ≥cuz 12287 ...cfz 12944 seqcseq 13423 Basecbs 16546 +gcplusg 16628 Σg cgsu 16777 Mndcmnd 17982 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1911 ax-6 1970 ax-7 2015 ax-8 2113 ax-9 2121 ax-10 2142 ax-11 2158 ax-12 2175 ax-ext 2729 ax-sep 5172 ax-nul 5179 ax-pow 5237 ax-pr 5301 ax-un 7464 ax-cnex 10636 ax-resscn 10637 ax-1cn 10638 ax-icn 10639 ax-addcl 10640 ax-addrcl 10641 ax-mulcl 10642 ax-mulrcl 10643 ax-mulcom 10644 ax-addass 10645 ax-mulass 10646 ax-distr 10647 ax-i2m1 10648 ax-1ne0 10649 ax-1rid 10650 ax-rnegex 10651 ax-rrecex 10652 ax-cnre 10653 ax-pre-lttri 10654 ax-pre-lttrn 10655 ax-pre-ltadd 10656 ax-pre-mulgt0 10657 |
This theorem depends on definitions: df-bi 210 df-an 400 df-or 845 df-3or 1085 df-3an 1086 df-tru 1541 df-fal 1551 df-ex 1782 df-nf 1786 df-sb 2070 df-mo 2557 df-eu 2588 df-clab 2736 df-cleq 2750 df-clel 2830 df-nfc 2901 df-ne 2952 df-nel 3056 df-ral 3075 df-rex 3076 df-reu 3077 df-rmo 3078 df-rab 3079 df-v 3411 df-sbc 3699 df-csb 3808 df-dif 3863 df-un 3865 df-in 3867 df-ss 3877 df-pss 3879 df-nul 4228 df-if 4424 df-pw 4499 df-sn 4526 df-pr 4528 df-tp 4530 df-op 4532 df-uni 4802 df-iun 4888 df-br 5036 df-opab 5098 df-mpt 5116 df-tr 5142 df-id 5433 df-eprel 5438 df-po 5446 df-so 5447 df-fr 5486 df-we 5488 df-xp 5533 df-rel 5534 df-cnv 5535 df-co 5536 df-dm 5537 df-rn 5538 df-res 5539 df-ima 5540 df-pred 6130 df-ord 6176 df-on 6177 df-lim 6178 df-suc 6179 df-iota 6298 df-fun 6341 df-fn 6342 df-f 6343 df-f1 6344 df-fo 6345 df-f1o 6346 df-fv 6347 df-riota 7113 df-ov 7158 df-oprab 7159 df-mpo 7160 df-om 7585 df-1st 7698 df-2nd 7699 df-wrecs 7962 df-recs 8023 df-rdg 8061 df-er 8304 df-en 8533 df-dom 8534 df-sdom 8535 df-pnf 10720 df-mnf 10721 df-xr 10722 df-ltxr 10723 df-le 10724 df-sub 10915 df-neg 10916 df-nn 11680 df-n0 11940 df-z 12026 df-uz 12288 df-fz 12945 df-seq 13424 df-0g 16778 df-gsum 16779 df-mgm 17923 df-sgrp 17972 df-mnd 17983 |
This theorem is referenced by: m2detleiblem2 21333 |
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