Mathbox for Glauco Siliprandi |
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Mirrors > Home > MPE Home > Th. List > Mathboxes > etransclem8 | Structured version Visualization version GIF version |
Description: 𝐹 is a function. (Contributed by Glauco Siliprandi, 5-Apr-2020.) |
Ref | Expression |
---|---|
etransclem8.x | ⊢ (𝜑 → 𝑋 ⊆ ℂ) |
etransclem8.p | ⊢ (𝜑 → 𝑃 ∈ ℕ) |
etransclem8.f | ⊢ 𝐹 = (𝑥 ∈ 𝑋 ↦ ((𝑥↑(𝑃 − 1)) · ∏𝑗 ∈ (1...𝑀)((𝑥 − 𝑗)↑𝑃))) |
Ref | Expression |
---|---|
etransclem8 | ⊢ (𝜑 → 𝐹:𝑋⟶ℂ) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | etransclem8.x | . . . . 5 ⊢ (𝜑 → 𝑋 ⊆ ℂ) | |
2 | 1 | sselda 3603 | . . . 4 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝑋) → 𝑥 ∈ ℂ) |
3 | etransclem8.p | . . . . . 6 ⊢ (𝜑 → 𝑃 ∈ ℕ) | |
4 | 3 | adantr 481 | . . . . 5 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝑋) → 𝑃 ∈ ℕ) |
5 | nnm1nn0 11334 | . . . . 5 ⊢ (𝑃 ∈ ℕ → (𝑃 − 1) ∈ ℕ0) | |
6 | 4, 5 | syl 17 | . . . 4 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝑋) → (𝑃 − 1) ∈ ℕ0) |
7 | 2, 6 | expcld 13008 | . . 3 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝑋) → (𝑥↑(𝑃 − 1)) ∈ ℂ) |
8 | fzfid 12772 | . . . 4 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝑋) → (1...𝑀) ∈ Fin) | |
9 | 2 | adantr 481 | . . . . . 6 ⊢ (((𝜑 ∧ 𝑥 ∈ 𝑋) ∧ 𝑗 ∈ (1...𝑀)) → 𝑥 ∈ ℂ) |
10 | elfzelz 12342 | . . . . . . . 8 ⊢ (𝑗 ∈ (1...𝑀) → 𝑗 ∈ ℤ) | |
11 | 10 | zcnd 11483 | . . . . . . 7 ⊢ (𝑗 ∈ (1...𝑀) → 𝑗 ∈ ℂ) |
12 | 11 | adantl 482 | . . . . . 6 ⊢ (((𝜑 ∧ 𝑥 ∈ 𝑋) ∧ 𝑗 ∈ (1...𝑀)) → 𝑗 ∈ ℂ) |
13 | 9, 12 | subcld 10392 | . . . . 5 ⊢ (((𝜑 ∧ 𝑥 ∈ 𝑋) ∧ 𝑗 ∈ (1...𝑀)) → (𝑥 − 𝑗) ∈ ℂ) |
14 | 3 | nnnn0d 11351 | . . . . . 6 ⊢ (𝜑 → 𝑃 ∈ ℕ0) |
15 | 14 | ad2antrr 762 | . . . . 5 ⊢ (((𝜑 ∧ 𝑥 ∈ 𝑋) ∧ 𝑗 ∈ (1...𝑀)) → 𝑃 ∈ ℕ0) |
16 | 13, 15 | expcld 13008 | . . . 4 ⊢ (((𝜑 ∧ 𝑥 ∈ 𝑋) ∧ 𝑗 ∈ (1...𝑀)) → ((𝑥 − 𝑗)↑𝑃) ∈ ℂ) |
17 | 8, 16 | fprodcl 14682 | . . 3 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝑋) → ∏𝑗 ∈ (1...𝑀)((𝑥 − 𝑗)↑𝑃) ∈ ℂ) |
18 | 7, 17 | mulcld 10060 | . 2 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝑋) → ((𝑥↑(𝑃 − 1)) · ∏𝑗 ∈ (1...𝑀)((𝑥 − 𝑗)↑𝑃)) ∈ ℂ) |
19 | etransclem8.f | . 2 ⊢ 𝐹 = (𝑥 ∈ 𝑋 ↦ ((𝑥↑(𝑃 − 1)) · ∏𝑗 ∈ (1...𝑀)((𝑥 − 𝑗)↑𝑃))) | |
20 | 18, 19 | fmptd 6385 | 1 ⊢ (𝜑 → 𝐹:𝑋⟶ℂ) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ wa 384 = wceq 1483 ∈ wcel 1990 ⊆ wss 3574 ↦ cmpt 4729 ⟶wf 5884 (class class class)co 6650 ℂcc 9934 1c1 9937 · cmul 9941 − cmin 10266 ℕcn 11020 ℕ0cn0 11292 ...cfz 12326 ↑cexp 12860 ∏cprod 14635 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1722 ax-4 1737 ax-5 1839 ax-6 1888 ax-7 1935 ax-8 1992 ax-9 1999 ax-10 2019 ax-11 2034 ax-12 2047 ax-13 2246 ax-ext 2602 ax-rep 4771 ax-sep 4781 ax-nul 4789 ax-pow 4843 ax-pr 4906 ax-un 6949 ax-inf2 8538 ax-cnex 9992 ax-resscn 9993 ax-1cn 9994 ax-icn 9995 ax-addcl 9996 ax-addrcl 9997 ax-mulcl 9998 ax-mulrcl 9999 ax-mulcom 10000 ax-addass 10001 ax-mulass 10002 ax-distr 10003 ax-i2m1 10004 ax-1ne0 10005 ax-1rid 10006 ax-rnegex 10007 ax-rrecex 10008 ax-cnre 10009 ax-pre-lttri 10010 ax-pre-lttrn 10011 ax-pre-ltadd 10012 ax-pre-mulgt0 10013 ax-pre-sup 10014 |
This theorem depends on definitions: df-bi 197 df-or 385 df-an 386 df-3or 1038 df-3an 1039 df-tru 1486 df-fal 1489 df-ex 1705 df-nf 1710 df-sb 1881 df-eu 2474 df-mo 2475 df-clab 2609 df-cleq 2615 df-clel 2618 df-nfc 2753 df-ne 2795 df-nel 2898 df-ral 2917 df-rex 2918 df-reu 2919 df-rmo 2920 df-rab 2921 df-v 3202 df-sbc 3436 df-csb 3534 df-dif 3577 df-un 3579 df-in 3581 df-ss 3588 df-pss 3590 df-nul 3916 df-if 4087 df-pw 4160 df-sn 4178 df-pr 4180 df-tp 4182 df-op 4184 df-uni 4437 df-int 4476 df-iun 4522 df-br 4654 df-opab 4713 df-mpt 4730 df-tr 4753 df-id 5024 df-eprel 5029 df-po 5035 df-so 5036 df-fr 5073 df-se 5074 df-we 5075 df-xp 5120 df-rel 5121 df-cnv 5122 df-co 5123 df-dm 5124 df-rn 5125 df-res 5126 df-ima 5127 df-pred 5680 df-ord 5726 df-on 5727 df-lim 5728 df-suc 5729 df-iota 5851 df-fun 5890 df-fn 5891 df-f 5892 df-f1 5893 df-fo 5894 df-f1o 5895 df-fv 5896 df-isom 5897 df-riota 6611 df-ov 6653 df-oprab 6654 df-mpt2 6655 df-om 7066 df-1st 7168 df-2nd 7169 df-wrecs 7407 df-recs 7468 df-rdg 7506 df-1o 7560 df-oadd 7564 df-er 7742 df-en 7956 df-dom 7957 df-sdom 7958 df-fin 7959 df-sup 8348 df-oi 8415 df-card 8765 df-pnf 10076 df-mnf 10077 df-xr 10078 df-ltxr 10079 df-le 10080 df-sub 10268 df-neg 10269 df-div 10685 df-nn 11021 df-2 11079 df-3 11080 df-n0 11293 df-z 11378 df-uz 11688 df-rp 11833 df-fz 12327 df-fzo 12466 df-seq 12802 df-exp 12861 df-hash 13118 df-cj 13839 df-re 13840 df-im 13841 df-sqrt 13975 df-abs 13976 df-clim 14219 df-prod 14636 |
This theorem is referenced by: etransclem18 40469 etransclem23 40474 etransclem46 40497 |
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