aaliou3lem6 - Metamath Proof Explorer

	Metamath Proof Explorer		< Previous Next > Nearby theorems
Mirrors > Home > MPE Home > Th. List > aaliou3lem6		Structured version Visualization version GIF version

Theorem aaliou3lem6 25860

Description: Lemma for aaliou3 25863. (Contributed by Stefan O'Rear, 16-Nov-2014.)

**Hypotheses**
Ref	Expression
aaliou3lem.c	⊢ 𝐹 = (𝑎 ∈ ℕ ↦ (2↑-(!‘𝑎)))
aaliou3lem.d	⊢ 𝐿 = Σ𝑏 ∈ ℕ (𝐹‘𝑏)
aaliou3lem.e	⊢ 𝐻 = (𝑐 ∈ ℕ ↦ Σ𝑏 ∈ (1...𝑐)(𝐹‘𝑏))

**Assertion**
Ref	Expression
aaliou3lem6	⊢ (𝐴 ∈ ℕ → ((𝐻‘𝐴) · (2↑(!‘𝐴))) ∈ ℤ)

Distinct variable groups: 𝑎,𝑏,𝑐 𝐹,𝑏,𝑐 𝐿,𝑐 𝐴,𝑎,𝑏,𝑐 Allowed substitution hints: 𝐹(𝑎) 𝐻(𝑎,𝑏,𝑐) 𝐿(𝑎,𝑏)

**Proof of Theorem aaliou3lem6**
Step	Hyp	Ref	Expression
1		oveq2 7416	. . . . 5 ⊢ (𝑐 = 𝐴 → (1...𝑐) = (1...𝐴))
2	1	sumeq1d 15646	. . . 4 ⊢ (𝑐 = 𝐴 → Σ𝑏 ∈ (1...𝑐)(𝐹‘𝑏) = Σ𝑏 ∈ (1...𝐴)(𝐹‘𝑏))
3		aaliou3lem.e	. . . 4 ⊢ 𝐻 = (𝑐 ∈ ℕ ↦ Σ𝑏 ∈ (1...𝑐)(𝐹‘𝑏))
4		sumex 15633	. . . 4 ⊢ Σ𝑏 ∈ (1...𝐴)(𝐹‘𝑏) ∈ V
5	2, 3, 4	fvmpt 6998	. . 3 ⊢ (𝐴 ∈ ℕ → (𝐻‘𝐴) = Σ𝑏 ∈ (1...𝐴)(𝐹‘𝑏))
6	5	oveq1d 7423	. 2 ⊢ (𝐴 ∈ ℕ → ((𝐻‘𝐴) · (2↑(!‘𝐴))) = (Σ𝑏 ∈ (1...𝐴)(𝐹‘𝑏) · (2↑(!‘𝐴))))
7		fzfid 13937	. . . 4 ⊢ (𝐴 ∈ ℕ → (1...𝐴) ∈ Fin)
8		2rp 12978	. . . . . 6 ⊢ 2 ∈ ℝ⁺
9		nnnn0 12478	. . . . . . . 8 ⊢ (𝐴 ∈ ℕ → 𝐴 ∈ ℕ₀)
10	9	faccld 14243	. . . . . . 7 ⊢ (𝐴 ∈ ℕ → (!‘𝐴) ∈ ℕ)
11	10	nnzd 12584	. . . . . 6 ⊢ (𝐴 ∈ ℕ → (!‘𝐴) ∈ ℤ)
12		rpexpcl 14045	. . . . . 6 ⊢ ((2 ∈ ℝ⁺ ∧ (!‘𝐴) ∈ ℤ) → (2↑(!‘𝐴)) ∈ ℝ⁺)
13	8, 11, 12	sylancr 587	. . . . 5 ⊢ (𝐴 ∈ ℕ → (2↑(!‘𝐴)) ∈ ℝ⁺)
14	13	rpcnd 13017	. . . 4 ⊢ (𝐴 ∈ ℕ → (2↑(!‘𝐴)) ∈ ℂ)
15		elfznn 13529	. . . . . . 7 ⊢ (𝑏 ∈ (1...𝐴) → 𝑏 ∈ ℕ)
16		fveq2 6891	. . . . . . . . . 10 ⊢ (𝑎 = 𝑏 → (!‘𝑎) = (!‘𝑏))
17	16	negeqd 11453	. . . . . . . . 9 ⊢ (𝑎 = 𝑏 → -(!‘𝑎) = -(!‘𝑏))
18	17	oveq2d 7424	. . . . . . . 8 ⊢ (𝑎 = 𝑏 → (2↑-(!‘𝑎)) = (2↑-(!‘𝑏)))
19		aaliou3lem.c	. . . . . . . 8 ⊢ 𝐹 = (𝑎 ∈ ℕ ↦ (2↑-(!‘𝑎)))
20		ovex 7441	. . . . . . . 8 ⊢ (2↑-(!‘𝑏)) ∈ V
21	18, 19, 20	fvmpt 6998	. . . . . . 7 ⊢ (𝑏 ∈ ℕ → (𝐹‘𝑏) = (2↑-(!‘𝑏)))
22	15, 21	syl 17	. . . . . 6 ⊢ (𝑏 ∈ (1...𝐴) → (𝐹‘𝑏) = (2↑-(!‘𝑏)))
23	22	adantl 482	. . . . 5 ⊢ ((𝐴 ∈ ℕ ∧ 𝑏 ∈ (1...𝐴)) → (𝐹‘𝑏) = (2↑-(!‘𝑏)))
24	15	adantl 482	. . . . . . . . . . 11 ⊢ ((𝐴 ∈ ℕ ∧ 𝑏 ∈ (1...𝐴)) → 𝑏 ∈ ℕ)
25	24	nnnn0d 12531	. . . . . . . . . 10 ⊢ ((𝐴 ∈ ℕ ∧ 𝑏 ∈ (1...𝐴)) → 𝑏 ∈ ℕ₀)
26	25	faccld 14243	. . . . . . . . 9 ⊢ ((𝐴 ∈ ℕ ∧ 𝑏 ∈ (1...𝐴)) → (!‘𝑏) ∈ ℕ)
27	26	nnzd 12584	. . . . . . . 8 ⊢ ((𝐴 ∈ ℕ ∧ 𝑏 ∈ (1...𝐴)) → (!‘𝑏) ∈ ℤ)
28	27	znegcld 12667	. . . . . . 7 ⊢ ((𝐴 ∈ ℕ ∧ 𝑏 ∈ (1...𝐴)) → -(!‘𝑏) ∈ ℤ)
29		rpexpcl 14045	. . . . . . 7 ⊢ ((2 ∈ ℝ⁺ ∧ -(!‘𝑏) ∈ ℤ) → (2↑-(!‘𝑏)) ∈ ℝ⁺)
30	8, 28, 29	sylancr 587	. . . . . 6 ⊢ ((𝐴 ∈ ℕ ∧ 𝑏 ∈ (1...𝐴)) → (2↑-(!‘𝑏)) ∈ ℝ⁺)
31	30	rpcnd 13017	. . . . 5 ⊢ ((𝐴 ∈ ℕ ∧ 𝑏 ∈ (1...𝐴)) → (2↑-(!‘𝑏)) ∈ ℂ)
32	23, 31	eqeltrd 2833	. . . 4 ⊢ ((𝐴 ∈ ℕ ∧ 𝑏 ∈ (1...𝐴)) → (𝐹‘𝑏) ∈ ℂ)
33	7, 14, 32	fsummulc1 15730	. . 3 ⊢ (𝐴 ∈ ℕ → (Σ𝑏 ∈ (1...𝐴)(𝐹‘𝑏) · (2↑(!‘𝐴))) = Σ𝑏 ∈ (1...𝐴)((𝐹‘𝑏) · (2↑(!‘𝐴))))
34	23	oveq1d 7423	. . . . 5 ⊢ ((𝐴 ∈ ℕ ∧ 𝑏 ∈ (1...𝐴)) → ((𝐹‘𝑏) · (2↑(!‘𝐴))) = ((2↑-(!‘𝑏)) · (2↑(!‘𝐴))))
35	11	adantr 481	. . . . . . 7 ⊢ ((𝐴 ∈ ℕ ∧ 𝑏 ∈ (1...𝐴)) → (!‘𝐴) ∈ ℤ)
36		2cnne0 12421	. . . . . . . 8 ⊢ (2 ∈ ℂ ∧ 2 ≠ 0)
37		expaddz 14071	. . . . . . . 8 ⊢ (((2 ∈ ℂ ∧ 2 ≠ 0) ∧ (-(!‘𝑏) ∈ ℤ ∧ (!‘𝐴) ∈ ℤ)) → (2↑(-(!‘𝑏) + (!‘𝐴))) = ((2↑-(!‘𝑏)) · (2↑(!‘𝐴))))
38	36, 37	mpan 688	. . . . . . 7 ⊢ ((-(!‘𝑏) ∈ ℤ ∧ (!‘𝐴) ∈ ℤ) → (2↑(-(!‘𝑏) + (!‘𝐴))) = ((2↑-(!‘𝑏)) · (2↑(!‘𝐴))))
39	28, 35, 38	syl2anc 584	. . . . . 6 ⊢ ((𝐴 ∈ ℕ ∧ 𝑏 ∈ (1...𝐴)) → (2↑(-(!‘𝑏) + (!‘𝐴))) = ((2↑-(!‘𝑏)) · (2↑(!‘𝐴))))
40		2z 12593	. . . . . . 7 ⊢ 2 ∈ ℤ
41	28	zcnd 12666	. . . . . . . . . 10 ⊢ ((𝐴 ∈ ℕ ∧ 𝑏 ∈ (1...𝐴)) → -(!‘𝑏) ∈ ℂ)
42	35	zcnd 12666	. . . . . . . . . 10 ⊢ ((𝐴 ∈ ℕ ∧ 𝑏 ∈ (1...𝐴)) → (!‘𝐴) ∈ ℂ)
43	41, 42	addcomd 11415	. . . . . . . . 9 ⊢ ((𝐴 ∈ ℕ ∧ 𝑏 ∈ (1...𝐴)) → (-(!‘𝑏) + (!‘𝐴)) = ((!‘𝐴) + -(!‘𝑏)))
44	26	nncnd 12227	. . . . . . . . . 10 ⊢ ((𝐴 ∈ ℕ ∧ 𝑏 ∈ (1...𝐴)) → (!‘𝑏) ∈ ℂ)
45	42, 44	negsubd 11576	. . . . . . . . 9 ⊢ ((𝐴 ∈ ℕ ∧ 𝑏 ∈ (1...𝐴)) → ((!‘𝐴) + -(!‘𝑏)) = ((!‘𝐴) − (!‘𝑏)))
46	43, 45	eqtrd 2772	. . . . . . . 8 ⊢ ((𝐴 ∈ ℕ ∧ 𝑏 ∈ (1...𝐴)) → (-(!‘𝑏) + (!‘𝐴)) = ((!‘𝐴) − (!‘𝑏)))
47	9	adantr 481	. . . . . . . . . 10 ⊢ ((𝐴 ∈ ℕ ∧ 𝑏 ∈ (1...𝐴)) → 𝐴 ∈ ℕ₀)
48		elfzle2 13504	. . . . . . . . . . 11 ⊢ (𝑏 ∈ (1...𝐴) → 𝑏 ≤ 𝐴)
49	48	adantl 482	. . . . . . . . . 10 ⊢ ((𝐴 ∈ ℕ ∧ 𝑏 ∈ (1...𝐴)) → 𝑏 ≤ 𝐴)
50		facwordi 14248	. . . . . . . . . 10 ⊢ ((𝑏 ∈ ℕ₀ ∧ 𝐴 ∈ ℕ₀ ∧ 𝑏 ≤ 𝐴) → (!‘𝑏) ≤ (!‘𝐴))
51	25, 47, 49, 50	syl3anc 1371	. . . . . . . . 9 ⊢ ((𝐴 ∈ ℕ ∧ 𝑏 ∈ (1...𝐴)) → (!‘𝑏) ≤ (!‘𝐴))
52	26	nnnn0d 12531	. . . . . . . . . 10 ⊢ ((𝐴 ∈ ℕ ∧ 𝑏 ∈ (1...𝐴)) → (!‘𝑏) ∈ ℕ₀)
53	47	faccld 14243	. . . . . . . . . . 11 ⊢ ((𝐴 ∈ ℕ ∧ 𝑏 ∈ (1...𝐴)) → (!‘𝐴) ∈ ℕ)
54	53	nnnn0d 12531	. . . . . . . . . 10 ⊢ ((𝐴 ∈ ℕ ∧ 𝑏 ∈ (1...𝐴)) → (!‘𝐴) ∈ ℕ₀)
55		nn0sub 12521	. . . . . . . . . 10 ⊢ (((!‘𝑏) ∈ ℕ₀ ∧ (!‘𝐴) ∈ ℕ₀) → ((!‘𝑏) ≤ (!‘𝐴) ↔ ((!‘𝐴) − (!‘𝑏)) ∈ ℕ₀))
56	52, 54, 55	syl2anc 584	. . . . . . . . 9 ⊢ ((𝐴 ∈ ℕ ∧ 𝑏 ∈ (1...𝐴)) → ((!‘𝑏) ≤ (!‘𝐴) ↔ ((!‘𝐴) − (!‘𝑏)) ∈ ℕ₀))
57	51, 56	mpbid 231	. . . . . . . 8 ⊢ ((𝐴 ∈ ℕ ∧ 𝑏 ∈ (1...𝐴)) → ((!‘𝐴) − (!‘𝑏)) ∈ ℕ₀)
58	46, 57	eqeltrd 2833	. . . . . . 7 ⊢ ((𝐴 ∈ ℕ ∧ 𝑏 ∈ (1...𝐴)) → (-(!‘𝑏) + (!‘𝐴)) ∈ ℕ₀)
59		zexpcl 14041	. . . . . . 7 ⊢ ((2 ∈ ℤ ∧ (-(!‘𝑏) + (!‘𝐴)) ∈ ℕ₀) → (2↑(-(!‘𝑏) + (!‘𝐴))) ∈ ℤ)
60	40, 58, 59	sylancr 587	. . . . . 6 ⊢ ((𝐴 ∈ ℕ ∧ 𝑏 ∈ (1...𝐴)) → (2↑(-(!‘𝑏) + (!‘𝐴))) ∈ ℤ)
61	39, 60	eqeltrrd 2834	. . . . 5 ⊢ ((𝐴 ∈ ℕ ∧ 𝑏 ∈ (1...𝐴)) → ((2↑-(!‘𝑏)) · (2↑(!‘𝐴))) ∈ ℤ)
62	34, 61	eqeltrd 2833	. . . 4 ⊢ ((𝐴 ∈ ℕ ∧ 𝑏 ∈ (1...𝐴)) → ((𝐹‘𝑏) · (2↑(!‘𝐴))) ∈ ℤ)
63	7, 62	fsumzcl 15680	. . 3 ⊢ (𝐴 ∈ ℕ → Σ𝑏 ∈ (1...𝐴)((𝐹‘𝑏) · (2↑(!‘𝐴))) ∈ ℤ)
64	33, 63	eqeltrd 2833	. 2 ⊢ (𝐴 ∈ ℕ → (Σ𝑏 ∈ (1...𝐴)(𝐹‘𝑏) · (2↑(!‘𝐴))) ∈ ℤ)
65	6, 64	eqeltrd 2833	1 ⊢ (𝐴 ∈ ℕ → ((𝐻‘𝐴) · (2↑(!‘𝐴))) ∈ ℤ)

Colors of variables: wff setvar class

Syntax hints: → wi 4 ↔ wb 205 ∧ wa 396 = wceq 1541 ∈ wcel 2106 ≠ wne 2940 class class class wbr 5148 ↦ cmpt 5231 ‘cfv 6543 (class class class)co 7408 ℂcc 11107 0cc0 11109 1c1 11110 + caddc 11112 · cmul 11114 ≤ cle 11248 − cmin 11443 -cneg 11444 ℕcn 12211 2c2 12266 ℕ₀cn0 12471 ℤcz 12557 ℝ⁺crp 12973 ...cfz 13483 ↑cexp 14026 !cfa 14232 Σcsu 15631

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 1913 ax-6 1971 ax-7 2011 ax-8 2108 ax-9 2116 ax-10 2137 ax-11 2154 ax-12 2171 ax-ext 2703 ax-rep 5285 ax-sep 5299 ax-nul 5306 ax-pow 5363 ax-pr 5427 ax-un 7724 ax-inf2 9635 ax-cnex 11165 ax-resscn 11166 ax-1cn 11167 ax-icn 11168 ax-addcl 11169 ax-addrcl 11170 ax-mulcl 11171 ax-mulrcl 11172 ax-mulcom 11173 ax-addass 11174 ax-mulass 11175 ax-distr 11176 ax-i2m1 11177 ax-1ne0 11178 ax-1rid 11179 ax-rnegex 11180 ax-rrecex 11181 ax-cnre 11182 ax-pre-lttri 11183 ax-pre-lttrn 11184 ax-pre-ltadd 11185 ax-pre-mulgt0 11186 ax-pre-sup 11187

This theorem depends on definitions: df-bi 206 df-an 397 df-or 846 df-3or 1088 df-3an 1089 df-tru 1544 df-fal 1554 df-ex 1782 df-nf 1786 df-sb 2068 df-mo 2534 df-eu 2563 df-clab 2710 df-cleq 2724 df-clel 2810 df-nfc 2885 df-ne 2941 df-nel 3047 df-ral 3062 df-rex 3071 df-rmo 3376 df-reu 3377 df-rab 3433 df-v 3476 df-sbc 3778 df-csb 3894 df-dif 3951 df-un 3953 df-in 3955 df-ss 3965 df-pss 3967 df-nul 4323 df-if 4529 df-pw 4604 df-sn 4629 df-pr 4631 df-op 4635 df-uni 4909 df-int 4951 df-iun 4999 df-br 5149 df-opab 5211 df-mpt 5232 df-tr 5266 df-id 5574 df-eprel 5580 df-po 5588 df-so 5589 df-fr 5631 df-se 5632 df-we 5633 df-xp 5682 df-rel 5683 df-cnv 5684 df-co 5685 df-dm 5686 df-rn 5687 df-res 5688 df-ima 5689 df-pred 6300 df-ord 6367 df-on 6368 df-lim 6369 df-suc 6370 df-iota 6495 df-fun 6545 df-fn 6546 df-f 6547 df-f1 6548 df-fo 6549 df-f1o 6550 df-fv 6551 df-isom 6552 df-riota 7364 df-ov 7411 df-oprab 7412 df-mpo 7413 df-om 7855 df-1st 7974 df-2nd 7975 df-frecs 8265 df-wrecs 8296 df-recs 8370 df-rdg 8409 df-1o 8465 df-er 8702 df-en 8939 df-dom 8940 df-sdom 8941 df-fin 8942 df-sup 9436 df-oi 9504 df-card 9933 df-pnf 11249 df-mnf 11250 df-xr 11251 df-ltxr 11252 df-le 11253 df-sub 11445 df-neg 11446 df-div 11871 df-nn 12212 df-2 12274 df-3 12275 df-n0 12472 df-z 12558 df-uz 12822 df-rp 12974 df-fz 13484 df-fzo 13627 df-seq 13966 df-exp 14027 df-fac 14233 df-hash 14290 df-cj 15045 df-re 15046 df-im 15047 df-sqrt 15181 df-abs 15182 df-clim 15431 df-sum 15632

This theorem is referenced by: aaliou3lem9 25862

W3C validator