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Mirrors > Home > MPE Home > Th. List > Mathboxes > eulerpartlemsv2 | Structured version Visualization version GIF version |
Description: Lemma for eulerpart 32349. Value of the sum of a finite partition 𝐴 (Contributed by Thierry Arnoux, 19-Aug-2018.) |
Ref | Expression |
---|---|
eulerpartlems.r | ⊢ 𝑅 = {𝑓 ∣ (◡𝑓 “ ℕ) ∈ Fin} |
eulerpartlems.s | ⊢ 𝑆 = (𝑓 ∈ ((ℕ0 ↑m ℕ) ∩ 𝑅) ↦ Σ𝑘 ∈ ℕ ((𝑓‘𝑘) · 𝑘)) |
Ref | Expression |
---|---|
eulerpartlemsv2 | ⊢ (𝐴 ∈ ((ℕ0 ↑m ℕ) ∩ 𝑅) → (𝑆‘𝐴) = Σ𝑘 ∈ (◡𝐴 “ ℕ)((𝐴‘𝑘) · 𝑘)) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | eulerpartlems.r | . . 3 ⊢ 𝑅 = {𝑓 ∣ (◡𝑓 “ ℕ) ∈ Fin} | |
2 | eulerpartlems.s | . . 3 ⊢ 𝑆 = (𝑓 ∈ ((ℕ0 ↑m ℕ) ∩ 𝑅) ↦ Σ𝑘 ∈ ℕ ((𝑓‘𝑘) · 𝑘)) | |
3 | 1, 2 | eulerpartlemsv1 32323 | . 2 ⊢ (𝐴 ∈ ((ℕ0 ↑m ℕ) ∩ 𝑅) → (𝑆‘𝐴) = Σ𝑘 ∈ ℕ ((𝐴‘𝑘) · 𝑘)) |
4 | cnvimass 5989 | . . . 4 ⊢ (◡𝐴 “ ℕ) ⊆ dom 𝐴 | |
5 | 1, 2 | eulerpartlemelr 32324 | . . . . 5 ⊢ (𝐴 ∈ ((ℕ0 ↑m ℕ) ∩ 𝑅) → (𝐴:ℕ⟶ℕ0 ∧ (◡𝐴 “ ℕ) ∈ Fin)) |
6 | 5 | simpld 495 | . . . 4 ⊢ (𝐴 ∈ ((ℕ0 ↑m ℕ) ∩ 𝑅) → 𝐴:ℕ⟶ℕ0) |
7 | 4, 6 | fssdm 6620 | . . 3 ⊢ (𝐴 ∈ ((ℕ0 ↑m ℕ) ∩ 𝑅) → (◡𝐴 “ ℕ) ⊆ ℕ) |
8 | 6 | adantr 481 | . . . . . 6 ⊢ ((𝐴 ∈ ((ℕ0 ↑m ℕ) ∩ 𝑅) ∧ 𝑘 ∈ (◡𝐴 “ ℕ)) → 𝐴:ℕ⟶ℕ0) |
9 | 7 | sselda 3921 | . . . . . 6 ⊢ ((𝐴 ∈ ((ℕ0 ↑m ℕ) ∩ 𝑅) ∧ 𝑘 ∈ (◡𝐴 “ ℕ)) → 𝑘 ∈ ℕ) |
10 | 8, 9 | ffvelrnd 6962 | . . . . 5 ⊢ ((𝐴 ∈ ((ℕ0 ↑m ℕ) ∩ 𝑅) ∧ 𝑘 ∈ (◡𝐴 “ ℕ)) → (𝐴‘𝑘) ∈ ℕ0) |
11 | 9 | nnnn0d 12293 | . . . . 5 ⊢ ((𝐴 ∈ ((ℕ0 ↑m ℕ) ∩ 𝑅) ∧ 𝑘 ∈ (◡𝐴 “ ℕ)) → 𝑘 ∈ ℕ0) |
12 | 10, 11 | nn0mulcld 12298 | . . . 4 ⊢ ((𝐴 ∈ ((ℕ0 ↑m ℕ) ∩ 𝑅) ∧ 𝑘 ∈ (◡𝐴 “ ℕ)) → ((𝐴‘𝑘) · 𝑘) ∈ ℕ0) |
13 | 12 | nn0cnd 12295 | . . 3 ⊢ ((𝐴 ∈ ((ℕ0 ↑m ℕ) ∩ 𝑅) ∧ 𝑘 ∈ (◡𝐴 “ ℕ)) → ((𝐴‘𝑘) · 𝑘) ∈ ℂ) |
14 | simpr 485 | . . . . . . . 8 ⊢ ((𝐴 ∈ ((ℕ0 ↑m ℕ) ∩ 𝑅) ∧ 𝑘 ∈ (ℕ ∖ (◡𝐴 “ ℕ))) → 𝑘 ∈ (ℕ ∖ (◡𝐴 “ ℕ))) | |
15 | 14 | eldifad 3899 | . . . . . . 7 ⊢ ((𝐴 ∈ ((ℕ0 ↑m ℕ) ∩ 𝑅) ∧ 𝑘 ∈ (ℕ ∖ (◡𝐴 “ ℕ))) → 𝑘 ∈ ℕ) |
16 | 14 | eldifbd 3900 | . . . . . . . . 9 ⊢ ((𝐴 ∈ ((ℕ0 ↑m ℕ) ∩ 𝑅) ∧ 𝑘 ∈ (ℕ ∖ (◡𝐴 “ ℕ))) → ¬ 𝑘 ∈ (◡𝐴 “ ℕ)) |
17 | 6 | adantr 481 | . . . . . . . . . 10 ⊢ ((𝐴 ∈ ((ℕ0 ↑m ℕ) ∩ 𝑅) ∧ 𝑘 ∈ (ℕ ∖ (◡𝐴 “ ℕ))) → 𝐴:ℕ⟶ℕ0) |
18 | ffn 6600 | . . . . . . . . . 10 ⊢ (𝐴:ℕ⟶ℕ0 → 𝐴 Fn ℕ) | |
19 | elpreima 6935 | . . . . . . . . . 10 ⊢ (𝐴 Fn ℕ → (𝑘 ∈ (◡𝐴 “ ℕ) ↔ (𝑘 ∈ ℕ ∧ (𝐴‘𝑘) ∈ ℕ))) | |
20 | 17, 18, 19 | 3syl 18 | . . . . . . . . 9 ⊢ ((𝐴 ∈ ((ℕ0 ↑m ℕ) ∩ 𝑅) ∧ 𝑘 ∈ (ℕ ∖ (◡𝐴 “ ℕ))) → (𝑘 ∈ (◡𝐴 “ ℕ) ↔ (𝑘 ∈ ℕ ∧ (𝐴‘𝑘) ∈ ℕ))) |
21 | 16, 20 | mtbid 324 | . . . . . . . 8 ⊢ ((𝐴 ∈ ((ℕ0 ↑m ℕ) ∩ 𝑅) ∧ 𝑘 ∈ (ℕ ∖ (◡𝐴 “ ℕ))) → ¬ (𝑘 ∈ ℕ ∧ (𝐴‘𝑘) ∈ ℕ)) |
22 | imnan 400 | . . . . . . . 8 ⊢ ((𝑘 ∈ ℕ → ¬ (𝐴‘𝑘) ∈ ℕ) ↔ ¬ (𝑘 ∈ ℕ ∧ (𝐴‘𝑘) ∈ ℕ)) | |
23 | 21, 22 | sylibr 233 | . . . . . . 7 ⊢ ((𝐴 ∈ ((ℕ0 ↑m ℕ) ∩ 𝑅) ∧ 𝑘 ∈ (ℕ ∖ (◡𝐴 “ ℕ))) → (𝑘 ∈ ℕ → ¬ (𝐴‘𝑘) ∈ ℕ)) |
24 | 15, 23 | mpd 15 | . . . . . 6 ⊢ ((𝐴 ∈ ((ℕ0 ↑m ℕ) ∩ 𝑅) ∧ 𝑘 ∈ (ℕ ∖ (◡𝐴 “ ℕ))) → ¬ (𝐴‘𝑘) ∈ ℕ) |
25 | 17, 15 | ffvelrnd 6962 | . . . . . . 7 ⊢ ((𝐴 ∈ ((ℕ0 ↑m ℕ) ∩ 𝑅) ∧ 𝑘 ∈ (ℕ ∖ (◡𝐴 “ ℕ))) → (𝐴‘𝑘) ∈ ℕ0) |
26 | elnn0 12235 | . . . . . . 7 ⊢ ((𝐴‘𝑘) ∈ ℕ0 ↔ ((𝐴‘𝑘) ∈ ℕ ∨ (𝐴‘𝑘) = 0)) | |
27 | 25, 26 | sylib 217 | . . . . . 6 ⊢ ((𝐴 ∈ ((ℕ0 ↑m ℕ) ∩ 𝑅) ∧ 𝑘 ∈ (ℕ ∖ (◡𝐴 “ ℕ))) → ((𝐴‘𝑘) ∈ ℕ ∨ (𝐴‘𝑘) = 0)) |
28 | orel1 886 | . . . . . 6 ⊢ (¬ (𝐴‘𝑘) ∈ ℕ → (((𝐴‘𝑘) ∈ ℕ ∨ (𝐴‘𝑘) = 0) → (𝐴‘𝑘) = 0)) | |
29 | 24, 27, 28 | sylc 65 | . . . . 5 ⊢ ((𝐴 ∈ ((ℕ0 ↑m ℕ) ∩ 𝑅) ∧ 𝑘 ∈ (ℕ ∖ (◡𝐴 “ ℕ))) → (𝐴‘𝑘) = 0) |
30 | 29 | oveq1d 7290 | . . . 4 ⊢ ((𝐴 ∈ ((ℕ0 ↑m ℕ) ∩ 𝑅) ∧ 𝑘 ∈ (ℕ ∖ (◡𝐴 “ ℕ))) → ((𝐴‘𝑘) · 𝑘) = (0 · 𝑘)) |
31 | 15 | nncnd 11989 | . . . . 5 ⊢ ((𝐴 ∈ ((ℕ0 ↑m ℕ) ∩ 𝑅) ∧ 𝑘 ∈ (ℕ ∖ (◡𝐴 “ ℕ))) → 𝑘 ∈ ℂ) |
32 | 31 | mul02d 11173 | . . . 4 ⊢ ((𝐴 ∈ ((ℕ0 ↑m ℕ) ∩ 𝑅) ∧ 𝑘 ∈ (ℕ ∖ (◡𝐴 “ ℕ))) → (0 · 𝑘) = 0) |
33 | 30, 32 | eqtrd 2778 | . . 3 ⊢ ((𝐴 ∈ ((ℕ0 ↑m ℕ) ∩ 𝑅) ∧ 𝑘 ∈ (ℕ ∖ (◡𝐴 “ ℕ))) → ((𝐴‘𝑘) · 𝑘) = 0) |
34 | nnuz 12621 | . . . . 5 ⊢ ℕ = (ℤ≥‘1) | |
35 | 34 | eqimssi 3979 | . . . 4 ⊢ ℕ ⊆ (ℤ≥‘1) |
36 | 35 | a1i 11 | . . 3 ⊢ (𝐴 ∈ ((ℕ0 ↑m ℕ) ∩ 𝑅) → ℕ ⊆ (ℤ≥‘1)) |
37 | 7, 13, 33, 36 | sumss 15436 | . 2 ⊢ (𝐴 ∈ ((ℕ0 ↑m ℕ) ∩ 𝑅) → Σ𝑘 ∈ (◡𝐴 “ ℕ)((𝐴‘𝑘) · 𝑘) = Σ𝑘 ∈ ℕ ((𝐴‘𝑘) · 𝑘)) |
38 | 3, 37 | eqtr4d 2781 | 1 ⊢ (𝐴 ∈ ((ℕ0 ↑m ℕ) ∩ 𝑅) → (𝑆‘𝐴) = Σ𝑘 ∈ (◡𝐴 “ ℕ)((𝐴‘𝑘) · 𝑘)) |
Colors of variables: wff setvar class |
Syntax hints: ¬ wn 3 → wi 4 ↔ wb 205 ∧ wa 396 ∨ wo 844 = wceq 1539 ∈ wcel 2106 {cab 2715 ∖ cdif 3884 ∩ cin 3886 ⊆ wss 3887 ↦ cmpt 5157 ◡ccnv 5588 “ cima 5592 Fn wfn 6428 ⟶wf 6429 ‘cfv 6433 (class class class)co 7275 ↑m cmap 8615 Fincfn 8733 0cc0 10871 1c1 10872 · cmul 10876 ℕcn 11973 ℕ0cn0 12233 ℤ≥cuz 12582 Σcsu 15397 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1798 ax-4 1812 ax-5 1913 ax-6 1971 ax-7 2011 ax-8 2108 ax-9 2116 ax-10 2137 ax-11 2154 ax-12 2171 ax-ext 2709 ax-rep 5209 ax-sep 5223 ax-nul 5230 ax-pow 5288 ax-pr 5352 ax-un 7588 ax-inf2 9399 ax-cnex 10927 ax-resscn 10928 ax-1cn 10929 ax-icn 10930 ax-addcl 10931 ax-addrcl 10932 ax-mulcl 10933 ax-mulrcl 10934 ax-mulcom 10935 ax-addass 10936 ax-mulass 10937 ax-distr 10938 ax-i2m1 10939 ax-1ne0 10940 ax-1rid 10941 ax-rnegex 10942 ax-rrecex 10943 ax-cnre 10944 ax-pre-lttri 10945 ax-pre-lttrn 10946 ax-pre-ltadd 10947 ax-pre-mulgt0 10948 |
This theorem depends on definitions: df-bi 206 df-an 397 df-or 845 df-3or 1087 df-3an 1088 df-tru 1542 df-fal 1552 df-ex 1783 df-nf 1787 df-sb 2068 df-mo 2540 df-eu 2569 df-clab 2716 df-cleq 2730 df-clel 2816 df-nfc 2889 df-ne 2944 df-nel 3050 df-ral 3069 df-rex 3070 df-rmo 3071 df-reu 3072 df-rab 3073 df-v 3434 df-sbc 3717 df-csb 3833 df-dif 3890 df-un 3892 df-in 3894 df-ss 3904 df-pss 3906 df-nul 4257 df-if 4460 df-pw 4535 df-sn 4562 df-pr 4564 df-op 4568 df-uni 4840 df-int 4880 df-iun 4926 df-br 5075 df-opab 5137 df-mpt 5158 df-tr 5192 df-id 5489 df-eprel 5495 df-po 5503 df-so 5504 df-fr 5544 df-se 5545 df-we 5546 df-xp 5595 df-rel 5596 df-cnv 5597 df-co 5598 df-dm 5599 df-rn 5600 df-res 5601 df-ima 5602 df-pred 6202 df-ord 6269 df-on 6270 df-lim 6271 df-suc 6272 df-iota 6391 df-fun 6435 df-fn 6436 df-f 6437 df-f1 6438 df-fo 6439 df-f1o 6440 df-fv 6441 df-isom 6442 df-riota 7232 df-ov 7278 df-oprab 7279 df-mpo 7280 df-om 7713 df-1st 7831 df-2nd 7832 df-frecs 8097 df-wrecs 8128 df-recs 8202 df-rdg 8241 df-1o 8297 df-er 8498 df-map 8617 df-en 8734 df-dom 8735 df-sdom 8736 df-fin 8737 df-oi 9269 df-card 9697 df-pnf 11011 df-mnf 11012 df-xr 11013 df-ltxr 11014 df-le 11015 df-sub 11207 df-neg 11208 df-div 11633 df-nn 11974 df-2 12036 df-n0 12234 df-z 12320 df-uz 12583 df-rp 12731 df-fz 13240 df-fzo 13383 df-seq 13722 df-exp 13783 df-hash 14045 df-cj 14810 df-re 14811 df-im 14812 df-sqrt 14946 df-abs 14947 df-clim 15197 df-sum 15398 |
This theorem is referenced by: eulerpartlemsf 32326 eulerpartlemgs2 32347 |
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