etransclem25 - Mathbox for Glauco Siliprandi

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Theorem etransclem25 39152

Description: 𝑃 factorial divides the 𝑁-th derivative of 𝐹 applied to 𝐽. (Contributed by Glauco Siliprandi, 5-Apr-2020.)

**Hypotheses**
Ref	Expression
etransclem25.p	⊢ (𝜑 → 𝑃 ∈ ℕ)
etransclem25.m	⊢ (𝜑 → 𝑀 ∈ ℕ₀)
etransclem25.n	⊢ (𝜑 → 𝑁 ∈ ℕ₀)
etransclem25.c	⊢ (𝜑 → 𝐶:(0...𝑀)⟶(0...𝑁))
etransclem25.sumc	⊢ (𝜑 → Σ𝑗 ∈ (0...𝑀)(𝐶‘𝑗) = 𝑁)
etransclem25.t	⊢ 𝑇 = (((!‘𝑁) / ∏𝑗 ∈ (0...𝑀)(!‘(𝐶‘𝑗))) · (if((𝑃 − 1) < (𝐶‘0), 0, (((!‘(𝑃 − 1)) / (!‘((𝑃 − 1) − (𝐶‘0)))) · (𝐽↑((𝑃 − 1) − (𝐶‘0))))) · ∏𝑗 ∈ (1...𝑀)if(𝑃 < (𝐶‘𝑗), 0, (((!‘𝑃) / (!‘(𝑃 − (𝐶‘𝑗)))) · ((𝐽 − 𝑗)↑(𝑃 − (𝐶‘𝑗)))))))
etransclem25.j	⊢ (𝜑 → 𝐽 ∈ (1...𝑀))

**Assertion**
Ref	Expression
etransclem25	⊢ (𝜑 → (!‘𝑃) ∥ 𝑇)

Distinct variable groups: 𝐶,𝑗 𝑗,𝐽 𝑗,𝑀 𝑃,𝑗 𝜑,𝑗 Allowed substitution hints: 𝑇(𝑗) 𝑁(𝑗)

**Proof of Theorem etransclem25**
Step	Hyp	Ref	Expression
1		etransclem25.p	. . . . . . 7 ⊢ (𝜑 → 𝑃 ∈ ℕ)
2	1	nnnn0d 11228	. . . . . 6 ⊢ (𝜑 → 𝑃 ∈ ℕ₀)
3	2	faccld 12933	. . . . 5 ⊢ (𝜑 → (!‘𝑃) ∈ ℕ)
4	3	nnzd 11357	. . . 4 ⊢ (𝜑 → (!‘𝑃) ∈ ℤ)
5		etransclem25.sumc	. . . . . . . . . 10 ⊢ (𝜑 → Σ𝑗 ∈ (0...𝑀)(𝐶‘𝑗) = 𝑁)
6	5	eqcomd 2616	. . . . . . . . 9 ⊢ (𝜑 → 𝑁 = Σ𝑗 ∈ (0...𝑀)(𝐶‘𝑗))
7	6	fveq2d 6107	. . . . . . . 8 ⊢ (𝜑 → (!‘𝑁) = (!‘Σ𝑗 ∈ (0...𝑀)(𝐶‘𝑗)))
8	7	oveq1d 6564	. . . . . . 7 ⊢ (𝜑 → ((!‘𝑁) / ∏𝑗 ∈ (0...𝑀)(!‘(𝐶‘𝑗))) = ((!‘Σ𝑗 ∈ (0...𝑀)(𝐶‘𝑗)) / ∏𝑗 ∈ (0...𝑀)(!‘(𝐶‘𝑗))))
9		nfcv 2751	. . . . . . . 8 ⊢ Ⅎ𝑗𝐶
10		fzfid 12634	. . . . . . . 8 ⊢ (𝜑 → (0...𝑀) ∈ Fin)
11		etransclem25.c	. . . . . . . . 9 ⊢ (𝜑 → 𝐶:(0...𝑀)⟶(0...𝑁))
12		nn0ex 11175	. . . . . . . . . . 11 ⊢ ℕ₀ ∈ V
13		fzssnn0 38474	. . . . . . . . . . 11 ⊢ (0...𝑁) ⊆ ℕ₀
14		mapss 7786	. . . . . . . . . . 11 ⊢ ((ℕ₀ ∈ V ∧ (0...𝑁) ⊆ ℕ₀) → ((0...𝑁) ↑_𝑚 (0...𝑀)) ⊆ (ℕ₀ ↑_𝑚 (0...𝑀)))
15	12, 13, 14	mp2an 704	. . . . . . . . . 10 ⊢ ((0...𝑁) ↑_𝑚 (0...𝑀)) ⊆ (ℕ₀ ↑_𝑚 (0...𝑀))
16		ovex 6577	. . . . . . . . . . . 12 ⊢ (0...𝑁) ∈ V
17		ovex 6577	. . . . . . . . . . . . 13 ⊢ (0...𝑀) ∈ V
18	17	a1i 11	. . . . . . . . . . . 12 ⊢ (𝐶:(0...𝑀)⟶(0...𝑁) → (0...𝑀) ∈ V)
19		elmapg 7757	. . . . . . . . . . . 12 ⊢ (((0...𝑁) ∈ V ∧ (0...𝑀) ∈ V) → (𝐶 ∈ ((0...𝑁) ↑_𝑚 (0...𝑀)) ↔ 𝐶:(0...𝑀)⟶(0...𝑁)))
20	16, 18, 19	sylancr 694	. . . . . . . . . . 11 ⊢ (𝐶:(0...𝑀)⟶(0...𝑁) → (𝐶 ∈ ((0...𝑁) ↑_𝑚 (0...𝑀)) ↔ 𝐶:(0...𝑀)⟶(0...𝑁)))
21	20	ibir 256	. . . . . . . . . 10 ⊢ (𝐶:(0...𝑀)⟶(0...𝑁) → 𝐶 ∈ ((0...𝑁) ↑_𝑚 (0...𝑀)))
22	15, 21	sseldi 3566	. . . . . . . . 9 ⊢ (𝐶:(0...𝑀)⟶(0...𝑁) → 𝐶 ∈ (ℕ₀ ↑_𝑚 (0...𝑀)))
23	11, 22	syl 17	. . . . . . . 8 ⊢ (𝜑 → 𝐶 ∈ (ℕ₀ ↑_𝑚 (0...𝑀)))
24	9, 10, 23	mccl 38665	. . . . . . 7 ⊢ (𝜑 → ((!‘Σ𝑗 ∈ (0...𝑀)(𝐶‘𝑗)) / ∏𝑗 ∈ (0...𝑀)(!‘(𝐶‘𝑗))) ∈ ℕ)
25	8, 24	eqeltrd 2688	. . . . . 6 ⊢ (𝜑 → ((!‘𝑁) / ∏𝑗 ∈ (0...𝑀)(!‘(𝐶‘𝑗))) ∈ ℕ)
26	25	nnzd 11357	. . . . 5 ⊢ (𝜑 → ((!‘𝑁) / ∏𝑗 ∈ (0...𝑀)(!‘(𝐶‘𝑗))) ∈ ℤ)
27		etransclem25.m	. . . . . 6 ⊢ (𝜑 → 𝑀 ∈ ℕ₀)
28		etransclem25.j	. . . . . . 7 ⊢ (𝜑 → 𝐽 ∈ (1...𝑀))
29	28	elfzelzd 38471	. . . . . 6 ⊢ (𝜑 → 𝐽 ∈ ℤ)
30	1, 27, 11, 29	etransclem10 39137	. . . . 5 ⊢ (𝜑 → if((𝑃 − 1) < (𝐶‘0), 0, (((!‘(𝑃 − 1)) / (!‘((𝑃 − 1) − (𝐶‘0)))) · (𝐽↑((𝑃 − 1) − (𝐶‘0))))) ∈ ℤ)
31	26, 30	zmulcld 11364	. . . 4 ⊢ (𝜑 → (((!‘𝑁) / ∏𝑗 ∈ (0...𝑀)(!‘(𝐶‘𝑗))) · if((𝑃 − 1) < (𝐶‘0), 0, (((!‘(𝑃 − 1)) / (!‘((𝑃 − 1) − (𝐶‘0)))) · (𝐽↑((𝑃 − 1) − (𝐶‘0)))))) ∈ ℤ)
32		fzfid 12634	. . . . 5 ⊢ (𝜑 → (1...𝑀) ∈ Fin)
33	1	adantr 480	. . . . . 6 ⊢ ((𝜑 ∧ 𝑗 ∈ (1...𝑀)) → 𝑃 ∈ ℕ)
34	11	adantr 480	. . . . . 6 ⊢ ((𝜑 ∧ 𝑗 ∈ (1...𝑀)) → 𝐶:(0...𝑀)⟶(0...𝑁))
35		0z 11265	. . . . . . . . 9 ⊢ 0 ∈ ℤ
36		fzp1ss 12262	. . . . . . . . 9 ⊢ (0 ∈ ℤ → ((0 + 1)...𝑀) ⊆ (0...𝑀))
37	35, 36	ax-mp 5	. . . . . . . 8 ⊢ ((0 + 1)...𝑀) ⊆ (0...𝑀)
38		id 22	. . . . . . . . 9 ⊢ (𝑗 ∈ (1...𝑀) → 𝑗 ∈ (1...𝑀))
39		1e0p1 11428	. . . . . . . . . 10 ⊢ 1 = (0 + 1)
40	39	oveq1i 6559	. . . . . . . . 9 ⊢ (1...𝑀) = ((0 + 1)...𝑀)
41	38, 40	syl6eleq 2698	. . . . . . . 8 ⊢ (𝑗 ∈ (1...𝑀) → 𝑗 ∈ ((0 + 1)...𝑀))
42	37, 41	sseldi 3566	. . . . . . 7 ⊢ (𝑗 ∈ (1...𝑀) → 𝑗 ∈ (0...𝑀))
43	42	adantl 481	. . . . . 6 ⊢ ((𝜑 ∧ 𝑗 ∈ (1...𝑀)) → 𝑗 ∈ (0...𝑀))
44	29	adantr 480	. . . . . 6 ⊢ ((𝜑 ∧ 𝑗 ∈ (1...𝑀)) → 𝐽 ∈ ℤ)
45	33, 34, 43, 44	etransclem3 39130	. . . . 5 ⊢ ((𝜑 ∧ 𝑗 ∈ (1...𝑀)) → if(𝑃 < (𝐶‘𝑗), 0, (((!‘𝑃) / (!‘(𝑃 − (𝐶‘𝑗)))) · ((𝐽 − 𝑗)↑(𝑃 − (𝐶‘𝑗))))) ∈ ℤ)
46	32, 45	fprodzcl 14523	. . . 4 ⊢ (𝜑 → ∏𝑗 ∈ (1...𝑀)if(𝑃 < (𝐶‘𝑗), 0, (((!‘𝑃) / (!‘(𝑃 − (𝐶‘𝑗)))) · ((𝐽 − 𝑗)↑(𝑃 − (𝐶‘𝑗))))) ∈ ℤ)
47	4, 31, 46	3jca 1235	. . 3 ⊢ (𝜑 → ((!‘𝑃) ∈ ℤ ∧ (((!‘𝑁) / ∏𝑗 ∈ (0...𝑀)(!‘(𝐶‘𝑗))) · if((𝑃 − 1) < (𝐶‘0), 0, (((!‘(𝑃 − 1)) / (!‘((𝑃 − 1) − (𝐶‘0)))) · (𝐽↑((𝑃 − 1) − (𝐶‘0)))))) ∈ ℤ ∧ ∏𝑗 ∈ (1...𝑀)if(𝑃 < (𝐶‘𝑗), 0, (((!‘𝑃) / (!‘(𝑃 − (𝐶‘𝑗)))) · ((𝐽 − 𝑗)↑(𝑃 − (𝐶‘𝑗))))) ∈ ℤ))
48	29	zcnd 11359	. . . . . . . . . . 11 ⊢ (𝜑 → 𝐽 ∈ ℂ)
49	48	subidd 10259	. . . . . . . . . 10 ⊢ (𝜑 → (𝐽 − 𝐽) = 0)
50	49	eqcomd 2616	. . . . . . . . 9 ⊢ (𝜑 → 0 = (𝐽 − 𝐽))
51	50	oveq1d 6564	. . . . . . . 8 ⊢ (𝜑 → (0↑(𝑃 − (𝐶‘𝐽))) = ((𝐽 − 𝐽)↑(𝑃 − (𝐶‘𝐽))))
52	51	oveq2d 6565	. . . . . . 7 ⊢ (𝜑 → (((!‘𝑃) / (!‘(𝑃 − (𝐶‘𝐽)))) · (0↑(𝑃 − (𝐶‘𝐽)))) = (((!‘𝑃) / (!‘(𝑃 − (𝐶‘𝐽)))) · ((𝐽 − 𝐽)↑(𝑃 − (𝐶‘𝐽)))))
53	52	ifeq2d 4055	. . . . . 6 ⊢ (𝜑 → if(𝑃 < (𝐶‘𝐽), 0, (((!‘𝑃) / (!‘(𝑃 − (𝐶‘𝐽)))) · (0↑(𝑃 − (𝐶‘𝐽))))) = if(𝑃 < (𝐶‘𝐽), 0, (((!‘𝑃) / (!‘(𝑃 − (𝐶‘𝐽)))) · ((𝐽 − 𝐽)↑(𝑃 − (𝐶‘𝐽))))))
54		id 22	. . . . . . . . . 10 ⊢ (𝐽 ∈ (1...𝑀) → 𝐽 ∈ (1...𝑀))
55	54, 40	syl6eleq 2698	. . . . . . . . 9 ⊢ (𝐽 ∈ (1...𝑀) → 𝐽 ∈ ((0 + 1)...𝑀))
56	37, 55	sseldi 3566	. . . . . . . 8 ⊢ (𝐽 ∈ (1...𝑀) → 𝐽 ∈ (0...𝑀))
57	28, 56	syl 17	. . . . . . 7 ⊢ (𝜑 → 𝐽 ∈ (0...𝑀))
58	1, 11, 57, 29	etransclem3 39130	. . . . . 6 ⊢ (𝜑 → if(𝑃 < (𝐶‘𝐽), 0, (((!‘𝑃) / (!‘(𝑃 − (𝐶‘𝐽)))) · ((𝐽 − 𝐽)↑(𝑃 − (𝐶‘𝐽))))) ∈ ℤ)
59	53, 58	eqeltrd 2688	. . . . 5 ⊢ (𝜑 → if(𝑃 < (𝐶‘𝐽), 0, (((!‘𝑃) / (!‘(𝑃 − (𝐶‘𝐽)))) · (0↑(𝑃 − (𝐶‘𝐽))))) ∈ ℤ)
60		fzfi 12633	. . . . . . 7 ⊢ (1...𝑀) ∈ Fin
61		diffi 8077	. . . . . . 7 ⊢ ((1...𝑀) ∈ Fin → ((1...𝑀) ∖ {𝐽}) ∈ Fin)
62	60, 61	mp1i 13	. . . . . 6 ⊢ (𝜑 → ((1...𝑀) ∖ {𝐽}) ∈ Fin)
63	1	adantr 480	. . . . . . 7 ⊢ ((𝜑 ∧ 𝑗 ∈ ((1...𝑀) ∖ {𝐽})) → 𝑃 ∈ ℕ)
64	11	adantr 480	. . . . . . 7 ⊢ ((𝜑 ∧ 𝑗 ∈ ((1...𝑀) ∖ {𝐽})) → 𝐶:(0...𝑀)⟶(0...𝑁))
65		eldifi 3694	. . . . . . . . 9 ⊢ (𝑗 ∈ ((1...𝑀) ∖ {𝐽}) → 𝑗 ∈ (1...𝑀))
66	65, 42	syl 17	. . . . . . . 8 ⊢ (𝑗 ∈ ((1...𝑀) ∖ {𝐽}) → 𝑗 ∈ (0...𝑀))
67	66	adantl 481	. . . . . . 7 ⊢ ((𝜑 ∧ 𝑗 ∈ ((1...𝑀) ∖ {𝐽})) → 𝑗 ∈ (0...𝑀))
68	29	adantr 480	. . . . . . 7 ⊢ ((𝜑 ∧ 𝑗 ∈ ((1...𝑀) ∖ {𝐽})) → 𝐽 ∈ ℤ)
69	63, 64, 67, 68	etransclem3 39130	. . . . . 6 ⊢ ((𝜑 ∧ 𝑗 ∈ ((1...𝑀) ∖ {𝐽})) → if(𝑃 < (𝐶‘𝑗), 0, (((!‘𝑃) / (!‘(𝑃 − (𝐶‘𝑗)))) · ((𝐽 − 𝑗)↑(𝑃 − (𝐶‘𝑗))))) ∈ ℤ)
70	62, 69	fprodzcl 14523	. . . . 5 ⊢ (𝜑 → ∏𝑗 ∈ ((1...𝑀) ∖ {𝐽})if(𝑃 < (𝐶‘𝑗), 0, (((!‘𝑃) / (!‘(𝑃 − (𝐶‘𝑗)))) · ((𝐽 − 𝑗)↑(𝑃 − (𝐶‘𝑗))))) ∈ ℤ)
71		dvds0 14835	. . . . . . . . 9 ⊢ ((!‘𝑃) ∈ ℤ → (!‘𝑃) ∥ 0)
72	4, 71	syl 17	. . . . . . . 8 ⊢ (𝜑 → (!‘𝑃) ∥ 0)
73	72	adantr 480	. . . . . . 7 ⊢ ((𝜑 ∧ 𝑃 < (𝐶‘𝐽)) → (!‘𝑃) ∥ 0)
74		iftrue 4042	. . . . . . . . 9 ⊢ (𝑃 < (𝐶‘𝐽) → if(𝑃 < (𝐶‘𝐽), 0, (((!‘𝑃) / (!‘(𝑃 − (𝐶‘𝐽)))) · (0↑(𝑃 − (𝐶‘𝐽))))) = 0)
75	74	eqcomd 2616	. . . . . . . 8 ⊢ (𝑃 < (𝐶‘𝐽) → 0 = if(𝑃 < (𝐶‘𝐽), 0, (((!‘𝑃) / (!‘(𝑃 − (𝐶‘𝐽)))) · (0↑(𝑃 − (𝐶‘𝐽))))))
76	75	adantl 481	. . . . . . 7 ⊢ ((𝜑 ∧ 𝑃 < (𝐶‘𝐽)) → 0 = if(𝑃 < (𝐶‘𝐽), 0, (((!‘𝑃) / (!‘(𝑃 − (𝐶‘𝐽)))) · (0↑(𝑃 − (𝐶‘𝐽))))))
77	73, 76	breqtrd 4609	. . . . . 6 ⊢ ((𝜑 ∧ 𝑃 < (𝐶‘𝐽)) → (!‘𝑃) ∥ if(𝑃 < (𝐶‘𝐽), 0, (((!‘𝑃) / (!‘(𝑃 − (𝐶‘𝐽)))) · (0↑(𝑃 − (𝐶‘𝐽))))))
78		iddvds 14833	. . . . . . . . . 10 ⊢ ((!‘𝑃) ∈ ℤ → (!‘𝑃) ∥ (!‘𝑃))
79	4, 78	syl 17	. . . . . . . . 9 ⊢ (𝜑 → (!‘𝑃) ∥ (!‘𝑃))
80	79	ad2antrr 758	. . . . . . . 8 ⊢ (((𝜑 ∧ ¬ 𝑃 < (𝐶‘𝐽)) ∧ 𝑃 = (𝐶‘𝐽)) → (!‘𝑃) ∥ (!‘𝑃))
81		iffalse 4045	. . . . . . . . . 10 ⊢ (¬ 𝑃 < (𝐶‘𝐽) → if(𝑃 < (𝐶‘𝐽), 0, (((!‘𝑃) / (!‘(𝑃 − (𝐶‘𝐽)))) · (0↑(𝑃 − (𝐶‘𝐽))))) = (((!‘𝑃) / (!‘(𝑃 − (𝐶‘𝐽)))) · (0↑(𝑃 − (𝐶‘𝐽)))))
82	81	ad2antlr 759	. . . . . . . . 9 ⊢ (((𝜑 ∧ ¬ 𝑃 < (𝐶‘𝐽)) ∧ 𝑃 = (𝐶‘𝐽)) → if(𝑃 < (𝐶‘𝐽), 0, (((!‘𝑃) / (!‘(𝑃 − (𝐶‘𝐽)))) · (0↑(𝑃 − (𝐶‘𝐽))))) = (((!‘𝑃) / (!‘(𝑃 − (𝐶‘𝐽)))) · (0↑(𝑃 − (𝐶‘𝐽)))))
83		oveq1 6556	. . . . . . . . . . . . . . . . . 18 ⊢ (𝑃 = (𝐶‘𝐽) → (𝑃 − (𝐶‘𝐽)) = ((𝐶‘𝐽) − (𝐶‘𝐽)))
84	83	adantl 481	. . . . . . . . . . . . . . . . 17 ⊢ ((𝜑 ∧ 𝑃 = (𝐶‘𝐽)) → (𝑃 − (𝐶‘𝐽)) = ((𝐶‘𝐽) − (𝐶‘𝐽)))
85	11, 57	ffvelrnd 6268	. . . . . . . . . . . . . . . . . . . . 21 ⊢ (𝜑 → (𝐶‘𝐽) ∈ (0...𝑁))
86	85	elfzelzd 38471	. . . . . . . . . . . . . . . . . . . 20 ⊢ (𝜑 → (𝐶‘𝐽) ∈ ℤ)
87	86	zcnd 11359	. . . . . . . . . . . . . . . . . . 19 ⊢ (𝜑 → (𝐶‘𝐽) ∈ ℂ)
88	87	adantr 480	. . . . . . . . . . . . . . . . . 18 ⊢ ((𝜑 ∧ 𝑃 = (𝐶‘𝐽)) → (𝐶‘𝐽) ∈ ℂ)
89	88	subidd 10259	. . . . . . . . . . . . . . . . 17 ⊢ ((𝜑 ∧ 𝑃 = (𝐶‘𝐽)) → ((𝐶‘𝐽) − (𝐶‘𝐽)) = 0)
90	84, 89	eqtrd 2644	. . . . . . . . . . . . . . . 16 ⊢ ((𝜑 ∧ 𝑃 = (𝐶‘𝐽)) → (𝑃 − (𝐶‘𝐽)) = 0)
91	90	fveq2d 6107	. . . . . . . . . . . . . . 15 ⊢ ((𝜑 ∧ 𝑃 = (𝐶‘𝐽)) → (!‘(𝑃 − (𝐶‘𝐽))) = (!‘0))
92		fac0 12925	. . . . . . . . . . . . . . 15 ⊢ (!‘0) = 1
93	91, 92	syl6eq 2660	. . . . . . . . . . . . . 14 ⊢ ((𝜑 ∧ 𝑃 = (𝐶‘𝐽)) → (!‘(𝑃 − (𝐶‘𝐽))) = 1)
94	93	oveq2d 6565	. . . . . . . . . . . . 13 ⊢ ((𝜑 ∧ 𝑃 = (𝐶‘𝐽)) → ((!‘𝑃) / (!‘(𝑃 − (𝐶‘𝐽)))) = ((!‘𝑃) / 1))
95	3	nncnd 10913	. . . . . . . . . . . . . . 15 ⊢ (𝜑 → (!‘𝑃) ∈ ℂ)
96	95	div1d 10672	. . . . . . . . . . . . . 14 ⊢ (𝜑 → ((!‘𝑃) / 1) = (!‘𝑃))
97	96	adantr 480	. . . . . . . . . . . . 13 ⊢ ((𝜑 ∧ 𝑃 = (𝐶‘𝐽)) → ((!‘𝑃) / 1) = (!‘𝑃))
98	94, 97	eqtrd 2644	. . . . . . . . . . . 12 ⊢ ((𝜑 ∧ 𝑃 = (𝐶‘𝐽)) → ((!‘𝑃) / (!‘(𝑃 − (𝐶‘𝐽)))) = (!‘𝑃))
99	90	oveq2d 6565	. . . . . . . . . . . . 13 ⊢ ((𝜑 ∧ 𝑃 = (𝐶‘𝐽)) → (0↑(𝑃 − (𝐶‘𝐽))) = (0↑0))
100		0cnd 9912	. . . . . . . . . . . . . 14 ⊢ ((𝜑 ∧ 𝑃 = (𝐶‘𝐽)) → 0 ∈ ℂ)
101	100	exp0d 12864	. . . . . . . . . . . . 13 ⊢ ((𝜑 ∧ 𝑃 = (𝐶‘𝐽)) → (0↑0) = 1)
102	99, 101	eqtrd 2644	. . . . . . . . . . . 12 ⊢ ((𝜑 ∧ 𝑃 = (𝐶‘𝐽)) → (0↑(𝑃 − (𝐶‘𝐽))) = 1)
103	98, 102	oveq12d 6567	. . . . . . . . . . 11 ⊢ ((𝜑 ∧ 𝑃 = (𝐶‘𝐽)) → (((!‘𝑃) / (!‘(𝑃 − (𝐶‘𝐽)))) · (0↑(𝑃 − (𝐶‘𝐽)))) = ((!‘𝑃) · 1))
104	95	mulid1d 9936	. . . . . . . . . . . 12 ⊢ (𝜑 → ((!‘𝑃) · 1) = (!‘𝑃))
105	104	adantr 480	. . . . . . . . . . 11 ⊢ ((𝜑 ∧ 𝑃 = (𝐶‘𝐽)) → ((!‘𝑃) · 1) = (!‘𝑃))
106	103, 105	eqtrd 2644	. . . . . . . . . 10 ⊢ ((𝜑 ∧ 𝑃 = (𝐶‘𝐽)) → (((!‘𝑃) / (!‘(𝑃 − (𝐶‘𝐽)))) · (0↑(𝑃 − (𝐶‘𝐽)))) = (!‘𝑃))
107	106	adantlr 747	. . . . . . . . 9 ⊢ (((𝜑 ∧ ¬ 𝑃 < (𝐶‘𝐽)) ∧ 𝑃 = (𝐶‘𝐽)) → (((!‘𝑃) / (!‘(𝑃 − (𝐶‘𝐽)))) · (0↑(𝑃 − (𝐶‘𝐽)))) = (!‘𝑃))
108	82, 107	eqtr2d 2645	. . . . . . . 8 ⊢ (((𝜑 ∧ ¬ 𝑃 < (𝐶‘𝐽)) ∧ 𝑃 = (𝐶‘𝐽)) → (!‘𝑃) = if(𝑃 < (𝐶‘𝐽), 0, (((!‘𝑃) / (!‘(𝑃 − (𝐶‘𝐽)))) · (0↑(𝑃 − (𝐶‘𝐽))))))
109	80, 108	breqtrd 4609	. . . . . . 7 ⊢ (((𝜑 ∧ ¬ 𝑃 < (𝐶‘𝐽)) ∧ 𝑃 = (𝐶‘𝐽)) → (!‘𝑃) ∥ if(𝑃 < (𝐶‘𝐽), 0, (((!‘𝑃) / (!‘(𝑃 − (𝐶‘𝐽)))) · (0↑(𝑃 − (𝐶‘𝐽))))))
110	72	ad2antrr 758	. . . . . . . 8 ⊢ (((𝜑 ∧ ¬ 𝑃 < (𝐶‘𝐽)) ∧ ¬ 𝑃 = (𝐶‘𝐽)) → (!‘𝑃) ∥ 0)
111		simpr 476	. . . . . . . . . . 11 ⊢ ((𝜑 ∧ ¬ 𝑃 < (𝐶‘𝐽)) → ¬ 𝑃 < (𝐶‘𝐽))
112	111	adantr 480	. . . . . . . . . 10 ⊢ (((𝜑 ∧ ¬ 𝑃 < (𝐶‘𝐽)) ∧ ¬ 𝑃 = (𝐶‘𝐽)) → ¬ 𝑃 < (𝐶‘𝐽))
113	112	iffalsed 4047	. . . . . . . . 9 ⊢ (((𝜑 ∧ ¬ 𝑃 < (𝐶‘𝐽)) ∧ ¬ 𝑃 = (𝐶‘𝐽)) → if(𝑃 < (𝐶‘𝐽), 0, (((!‘𝑃) / (!‘(𝑃 − (𝐶‘𝐽)))) · (0↑(𝑃 − (𝐶‘𝐽))))) = (((!‘𝑃) / (!‘(𝑃 − (𝐶‘𝐽)))) · (0↑(𝑃 − (𝐶‘𝐽)))))
114		simpll 786	. . . . . . . . . 10 ⊢ (((𝜑 ∧ ¬ 𝑃 < (𝐶‘𝐽)) ∧ ¬ 𝑃 = (𝐶‘𝐽)) → 𝜑)
115	86	zred 11358	. . . . . . . . . . . 12 ⊢ (𝜑 → (𝐶‘𝐽) ∈ ℝ)
116	115	ad2antrr 758	. . . . . . . . . . 11 ⊢ (((𝜑 ∧ ¬ 𝑃 < (𝐶‘𝐽)) ∧ ¬ 𝑃 = (𝐶‘𝐽)) → (𝐶‘𝐽) ∈ ℝ)
117	1	nnred 10912	. . . . . . . . . . . 12 ⊢ (𝜑 → 𝑃 ∈ ℝ)
118	117	ad2antrr 758	. . . . . . . . . . 11 ⊢ (((𝜑 ∧ ¬ 𝑃 < (𝐶‘𝐽)) ∧ ¬ 𝑃 = (𝐶‘𝐽)) → 𝑃 ∈ ℝ)
119	115	adantr 480	. . . . . . . . . . . . 13 ⊢ ((𝜑 ∧ ¬ 𝑃 < (𝐶‘𝐽)) → (𝐶‘𝐽) ∈ ℝ)
120	117	adantr 480	. . . . . . . . . . . . 13 ⊢ ((𝜑 ∧ ¬ 𝑃 < (𝐶‘𝐽)) → 𝑃 ∈ ℝ)
121	119, 120, 111	nltled 10066	. . . . . . . . . . . 12 ⊢ ((𝜑 ∧ ¬ 𝑃 < (𝐶‘𝐽)) → (𝐶‘𝐽) ≤ 𝑃)
122	121	adantr 480	. . . . . . . . . . 11 ⊢ (((𝜑 ∧ ¬ 𝑃 < (𝐶‘𝐽)) ∧ ¬ 𝑃 = (𝐶‘𝐽)) → (𝐶‘𝐽) ≤ 𝑃)
123		neqne 2790	. . . . . . . . . . . 12 ⊢ (¬ 𝑃 = (𝐶‘𝐽) → 𝑃 ≠ (𝐶‘𝐽))
124	123	adantl 481	. . . . . . . . . . 11 ⊢ (((𝜑 ∧ ¬ 𝑃 < (𝐶‘𝐽)) ∧ ¬ 𝑃 = (𝐶‘𝐽)) → 𝑃 ≠ (𝐶‘𝐽))
125	116, 118, 122, 124	leneltd 10070	. . . . . . . . . 10 ⊢ (((𝜑 ∧ ¬ 𝑃 < (𝐶‘𝐽)) ∧ ¬ 𝑃 = (𝐶‘𝐽)) → (𝐶‘𝐽) < 𝑃)
126	1	nnzd 11357	. . . . . . . . . . . . . . . 16 ⊢ (𝜑 → 𝑃 ∈ ℤ)
127	126	adantr 480	. . . . . . . . . . . . . . 15 ⊢ ((𝜑 ∧ (𝐶‘𝐽) < 𝑃) → 𝑃 ∈ ℤ)
128	86	adantr 480	. . . . . . . . . . . . . . 15 ⊢ ((𝜑 ∧ (𝐶‘𝐽) < 𝑃) → (𝐶‘𝐽) ∈ ℤ)
129	127, 128	zsubcld 11363	. . . . . . . . . . . . . 14 ⊢ ((𝜑 ∧ (𝐶‘𝐽) < 𝑃) → (𝑃 − (𝐶‘𝐽)) ∈ ℤ)
130		simpr 476	. . . . . . . . . . . . . . 15 ⊢ ((𝜑 ∧ (𝐶‘𝐽) < 𝑃) → (𝐶‘𝐽) < 𝑃)
131	115	adantr 480	. . . . . . . . . . . . . . . 16 ⊢ ((𝜑 ∧ (𝐶‘𝐽) < 𝑃) → (𝐶‘𝐽) ∈ ℝ)
132	117	adantr 480	. . . . . . . . . . . . . . . 16 ⊢ ((𝜑 ∧ (𝐶‘𝐽) < 𝑃) → 𝑃 ∈ ℝ)
133	131, 132	posdifd 10493	. . . . . . . . . . . . . . 15 ⊢ ((𝜑 ∧ (𝐶‘𝐽) < 𝑃) → ((𝐶‘𝐽) < 𝑃 ↔ 0 < (𝑃 − (𝐶‘𝐽))))
134	130, 133	mpbid 221	. . . . . . . . . . . . . 14 ⊢ ((𝜑 ∧ (𝐶‘𝐽) < 𝑃) → 0 < (𝑃 − (𝐶‘𝐽)))
135		elnnz 11264	. . . . . . . . . . . . . 14 ⊢ ((𝑃 − (𝐶‘𝐽)) ∈ ℕ ↔ ((𝑃 − (𝐶‘𝐽)) ∈ ℤ ∧ 0 < (𝑃 − (𝐶‘𝐽))))
136	129, 134, 135	sylanbrc 695	. . . . . . . . . . . . 13 ⊢ ((𝜑 ∧ (𝐶‘𝐽) < 𝑃) → (𝑃 − (𝐶‘𝐽)) ∈ ℕ)
137	136	0expd 12886	. . . . . . . . . . . 12 ⊢ ((𝜑 ∧ (𝐶‘𝐽) < 𝑃) → (0↑(𝑃 − (𝐶‘𝐽))) = 0)
138	137	oveq2d 6565	. . . . . . . . . . 11 ⊢ ((𝜑 ∧ (𝐶‘𝐽) < 𝑃) → (((!‘𝑃) / (!‘(𝑃 − (𝐶‘𝐽)))) · (0↑(𝑃 − (𝐶‘𝐽)))) = (((!‘𝑃) / (!‘(𝑃 − (𝐶‘𝐽)))) · 0))
139	95	adantr 480	. . . . . . . . . . . . 13 ⊢ ((𝜑 ∧ (𝐶‘𝐽) < 𝑃) → (!‘𝑃) ∈ ℂ)
140	136	nnnn0d 11228	. . . . . . . . . . . . . . 15 ⊢ ((𝜑 ∧ (𝐶‘𝐽) < 𝑃) → (𝑃 − (𝐶‘𝐽)) ∈ ℕ₀)
141	140	faccld 12933	. . . . . . . . . . . . . 14 ⊢ ((𝜑 ∧ (𝐶‘𝐽) < 𝑃) → (!‘(𝑃 − (𝐶‘𝐽))) ∈ ℕ)
142	141	nncnd 10913	. . . . . . . . . . . . 13 ⊢ ((𝜑 ∧ (𝐶‘𝐽) < 𝑃) → (!‘(𝑃 − (𝐶‘𝐽))) ∈ ℂ)
143	141	nnne0d 10942	. . . . . . . . . . . . 13 ⊢ ((𝜑 ∧ (𝐶‘𝐽) < 𝑃) → (!‘(𝑃 − (𝐶‘𝐽))) ≠ 0)
144	139, 142, 143	divcld 10680	. . . . . . . . . . . 12 ⊢ ((𝜑 ∧ (𝐶‘𝐽) < 𝑃) → ((!‘𝑃) / (!‘(𝑃 − (𝐶‘𝐽)))) ∈ ℂ)
145	144	mul01d 10114	. . . . . . . . . . 11 ⊢ ((𝜑 ∧ (𝐶‘𝐽) < 𝑃) → (((!‘𝑃) / (!‘(𝑃 − (𝐶‘𝐽)))) · 0) = 0)
146	138, 145	eqtrd 2644	. . . . . . . . . 10 ⊢ ((𝜑 ∧ (𝐶‘𝐽) < 𝑃) → (((!‘𝑃) / (!‘(𝑃 − (𝐶‘𝐽)))) · (0↑(𝑃 − (𝐶‘𝐽)))) = 0)
147	114, 125, 146	syl2anc 691	. . . . . . . . 9 ⊢ (((𝜑 ∧ ¬ 𝑃 < (𝐶‘𝐽)) ∧ ¬ 𝑃 = (𝐶‘𝐽)) → (((!‘𝑃) / (!‘(𝑃 − (𝐶‘𝐽)))) · (0↑(𝑃 − (𝐶‘𝐽)))) = 0)
148	113, 147	eqtr2d 2645	. . . . . . . 8 ⊢ (((𝜑 ∧ ¬ 𝑃 < (𝐶‘𝐽)) ∧ ¬ 𝑃 = (𝐶‘𝐽)) → 0 = if(𝑃 < (𝐶‘𝐽), 0, (((!‘𝑃) / (!‘(𝑃 − (𝐶‘𝐽)))) · (0↑(𝑃 − (𝐶‘𝐽))))))
149	110, 148	breqtrd 4609	. . . . . . 7 ⊢ (((𝜑 ∧ ¬ 𝑃 < (𝐶‘𝐽)) ∧ ¬ 𝑃 = (𝐶‘𝐽)) → (!‘𝑃) ∥ if(𝑃 < (𝐶‘𝐽), 0, (((!‘𝑃) / (!‘(𝑃 − (𝐶‘𝐽)))) · (0↑(𝑃 − (𝐶‘𝐽))))))
150	109, 149	pm2.61dan 828	. . . . . 6 ⊢ ((𝜑 ∧ ¬ 𝑃 < (𝐶‘𝐽)) → (!‘𝑃) ∥ if(𝑃 < (𝐶‘𝐽), 0, (((!‘𝑃) / (!‘(𝑃 − (𝐶‘𝐽)))) · (0↑(𝑃 − (𝐶‘𝐽))))))
151	77, 150	pm2.61dan 828	. . . . 5 ⊢ (𝜑 → (!‘𝑃) ∥ if(𝑃 < (𝐶‘𝐽), 0, (((!‘𝑃) / (!‘(𝑃 − (𝐶‘𝐽)))) · (0↑(𝑃 − (𝐶‘𝐽))))))
152	4, 59, 70, 151	dvdsmultr1d 14858	. . . 4 ⊢ (𝜑 → (!‘𝑃) ∥ (if(𝑃 < (𝐶‘𝐽), 0, (((!‘𝑃) / (!‘(𝑃 − (𝐶‘𝐽)))) · (0↑(𝑃 − (𝐶‘𝐽))))) · ∏𝑗 ∈ ((1...𝑀) ∖ {𝐽})if(𝑃 < (𝐶‘𝑗), 0, (((!‘𝑃) / (!‘(𝑃 − (𝐶‘𝑗)))) · ((𝐽 − 𝑗)↑(𝑃 − (𝐶‘𝑗)))))))
153	45	zcnd 11359	. . . . 5 ⊢ ((𝜑 ∧ 𝑗 ∈ (1...𝑀)) → if(𝑃 < (𝐶‘𝑗), 0, (((!‘𝑃) / (!‘(𝑃 − (𝐶‘𝑗)))) · ((𝐽 − 𝑗)↑(𝑃 − (𝐶‘𝑗))))) ∈ ℂ)
154		fveq2 6103	. . . . . . . 8 ⊢ (𝑗 = 𝐽 → (𝐶‘𝑗) = (𝐶‘𝐽))
155	154	breq2d 4595	. . . . . . 7 ⊢ (𝑗 = 𝐽 → (𝑃 < (𝐶‘𝑗) ↔ 𝑃 < (𝐶‘𝐽)))
156	155	adantl 481	. . . . . 6 ⊢ ((𝜑 ∧ 𝑗 = 𝐽) → (𝑃 < (𝐶‘𝑗) ↔ 𝑃 < (𝐶‘𝐽)))
157	154	oveq2d 6565	. . . . . . . . . 10 ⊢ (𝑗 = 𝐽 → (𝑃 − (𝐶‘𝑗)) = (𝑃 − (𝐶‘𝐽)))
158	157	fveq2d 6107	. . . . . . . . 9 ⊢ (𝑗 = 𝐽 → (!‘(𝑃 − (𝐶‘𝑗))) = (!‘(𝑃 − (𝐶‘𝐽))))
159	158	oveq2d 6565	. . . . . . . 8 ⊢ (𝑗 = 𝐽 → ((!‘𝑃) / (!‘(𝑃 − (𝐶‘𝑗)))) = ((!‘𝑃) / (!‘(𝑃 − (𝐶‘𝐽)))))
160	159	adantl 481	. . . . . . 7 ⊢ ((𝜑 ∧ 𝑗 = 𝐽) → ((!‘𝑃) / (!‘(𝑃 − (𝐶‘𝑗)))) = ((!‘𝑃) / (!‘(𝑃 − (𝐶‘𝐽)))))
161		oveq2 6557	. . . . . . . . 9 ⊢ (𝑗 = 𝐽 → (𝐽 − 𝑗) = (𝐽 − 𝐽))
162	161, 49	sylan9eqr 2666	. . . . . . . 8 ⊢ ((𝜑 ∧ 𝑗 = 𝐽) → (𝐽 − 𝑗) = 0)
163	157	adantl 481	. . . . . . . 8 ⊢ ((𝜑 ∧ 𝑗 = 𝐽) → (𝑃 − (𝐶‘𝑗)) = (𝑃 − (𝐶‘𝐽)))
164	162, 163	oveq12d 6567	. . . . . . 7 ⊢ ((𝜑 ∧ 𝑗 = 𝐽) → ((𝐽 − 𝑗)↑(𝑃 − (𝐶‘𝑗))) = (0↑(𝑃 − (𝐶‘𝐽))))
165	160, 164	oveq12d 6567	. . . . . 6 ⊢ ((𝜑 ∧ 𝑗 = 𝐽) → (((!‘𝑃) / (!‘(𝑃 − (𝐶‘𝑗)))) · ((𝐽 − 𝑗)↑(𝑃 − (𝐶‘𝑗)))) = (((!‘𝑃) / (!‘(𝑃 − (𝐶‘𝐽)))) · (0↑(𝑃 − (𝐶‘𝐽)))))
166	156, 165	ifbieq2d 4061	. . . . 5 ⊢ ((𝜑 ∧ 𝑗 = 𝐽) → if(𝑃 < (𝐶‘𝑗), 0, (((!‘𝑃) / (!‘(𝑃 − (𝐶‘𝑗)))) · ((𝐽 − 𝑗)↑(𝑃 − (𝐶‘𝑗))))) = if(𝑃 < (𝐶‘𝐽), 0, (((!‘𝑃) / (!‘(𝑃 − (𝐶‘𝐽)))) · (0↑(𝑃 − (𝐶‘𝐽))))))
167	32, 153, 28, 166	fprodsplit1 38660	. . . 4 ⊢ (𝜑 → ∏𝑗 ∈ (1...𝑀)if(𝑃 < (𝐶‘𝑗), 0, (((!‘𝑃) / (!‘(𝑃 − (𝐶‘𝑗)))) · ((𝐽 − 𝑗)↑(𝑃 − (𝐶‘𝑗))))) = (if(𝑃 < (𝐶‘𝐽), 0, (((!‘𝑃) / (!‘(𝑃 − (𝐶‘𝐽)))) · (0↑(𝑃 − (𝐶‘𝐽))))) · ∏𝑗 ∈ ((1...𝑀) ∖ {𝐽})if(𝑃 < (𝐶‘𝑗), 0, (((!‘𝑃) / (!‘(𝑃 − (𝐶‘𝑗)))) · ((𝐽 − 𝑗)↑(𝑃 − (𝐶‘𝑗)))))))
168	152, 167	breqtrrd 4611	. . 3 ⊢ (𝜑 → (!‘𝑃) ∥ ∏𝑗 ∈ (1...𝑀)if(𝑃 < (𝐶‘𝑗), 0, (((!‘𝑃) / (!‘(𝑃 − (𝐶‘𝑗)))) · ((𝐽 − 𝑗)↑(𝑃 − (𝐶‘𝑗))))))
169		dvdsmultr2 14859	. . 3 ⊢ (((!‘𝑃) ∈ ℤ ∧ (((!‘𝑁) / ∏𝑗 ∈ (0...𝑀)(!‘(𝐶‘𝑗))) · if((𝑃 − 1) < (𝐶‘0), 0, (((!‘(𝑃 − 1)) / (!‘((𝑃 − 1) − (𝐶‘0)))) · (𝐽↑((𝑃 − 1) − (𝐶‘0)))))) ∈ ℤ ∧ ∏𝑗 ∈ (1...𝑀)if(𝑃 < (𝐶‘𝑗), 0, (((!‘𝑃) / (!‘(𝑃 − (𝐶‘𝑗)))) · ((𝐽 − 𝑗)↑(𝑃 − (𝐶‘𝑗))))) ∈ ℤ) → ((!‘𝑃) ∥ ∏𝑗 ∈ (1...𝑀)if(𝑃 < (𝐶‘𝑗), 0, (((!‘𝑃) / (!‘(𝑃 − (𝐶‘𝑗)))) · ((𝐽 − 𝑗)↑(𝑃 − (𝐶‘𝑗))))) → (!‘𝑃) ∥ ((((!‘𝑁) / ∏𝑗 ∈ (0...𝑀)(!‘(𝐶‘𝑗))) · if((𝑃 − 1) < (𝐶‘0), 0, (((!‘(𝑃 − 1)) / (!‘((𝑃 − 1) − (𝐶‘0)))) · (𝐽↑((𝑃 − 1) − (𝐶‘0)))))) · ∏𝑗 ∈ (1...𝑀)if(𝑃 < (𝐶‘𝑗), 0, (((!‘𝑃) / (!‘(𝑃 − (𝐶‘𝑗)))) · ((𝐽 − 𝑗)↑(𝑃 − (𝐶‘𝑗))))))))
170	47, 168, 169	sylc 63	. 2 ⊢ (𝜑 → (!‘𝑃) ∥ ((((!‘𝑁) / ∏𝑗 ∈ (0...𝑀)(!‘(𝐶‘𝑗))) · if((𝑃 − 1) < (𝐶‘0), 0, (((!‘(𝑃 − 1)) / (!‘((𝑃 − 1) − (𝐶‘0)))) · (𝐽↑((𝑃 − 1) − (𝐶‘0)))))) · ∏𝑗 ∈ (1...𝑀)if(𝑃 < (𝐶‘𝑗), 0, (((!‘𝑃) / (!‘(𝑃 − (𝐶‘𝑗)))) · ((𝐽 − 𝑗)↑(𝑃 − (𝐶‘𝑗)))))))
171		etransclem25.n	. . . . . . 7 ⊢ (𝜑 → 𝑁 ∈ ℕ₀)
172	171	faccld 12933	. . . . . 6 ⊢ (𝜑 → (!‘𝑁) ∈ ℕ)
173	172	nncnd 10913	. . . . 5 ⊢ (𝜑 → (!‘𝑁) ∈ ℂ)
174	11	ffvelrnda 6267	. . . . . . . . 9 ⊢ ((𝜑 ∧ 𝑗 ∈ (0...𝑀)) → (𝐶‘𝑗) ∈ (0...𝑁))
175	13, 174	sseldi 3566	. . . . . . . 8 ⊢ ((𝜑 ∧ 𝑗 ∈ (0...𝑀)) → (𝐶‘𝑗) ∈ ℕ₀)
176	175	faccld 12933	. . . . . . 7 ⊢ ((𝜑 ∧ 𝑗 ∈ (0...𝑀)) → (!‘(𝐶‘𝑗)) ∈ ℕ)
177	176	nncnd 10913	. . . . . 6 ⊢ ((𝜑 ∧ 𝑗 ∈ (0...𝑀)) → (!‘(𝐶‘𝑗)) ∈ ℂ)
178	10, 177	fprodcl 14521	. . . . 5 ⊢ (𝜑 → ∏𝑗 ∈ (0...𝑀)(!‘(𝐶‘𝑗)) ∈ ℂ)
179	176	nnne0d 10942	. . . . . 6 ⊢ ((𝜑 ∧ 𝑗 ∈ (0...𝑀)) → (!‘(𝐶‘𝑗)) ≠ 0)
180	10, 177, 179	fprodn0 14548	. . . . 5 ⊢ (𝜑 → ∏𝑗 ∈ (0...𝑀)(!‘(𝐶‘𝑗)) ≠ 0)
181	173, 178, 180	divcld 10680	. . . 4 ⊢ (𝜑 → ((!‘𝑁) / ∏𝑗 ∈ (0...𝑀)(!‘(𝐶‘𝑗))) ∈ ℂ)
182	30	zcnd 11359	. . . 4 ⊢ (𝜑 → if((𝑃 − 1) < (𝐶‘0), 0, (((!‘(𝑃 − 1)) / (!‘((𝑃 − 1) − (𝐶‘0)))) · (𝐽↑((𝑃 − 1) − (𝐶‘0))))) ∈ ℂ)
183	32, 153	fprodcl 14521	. . . 4 ⊢ (𝜑 → ∏𝑗 ∈ (1...𝑀)if(𝑃 < (𝐶‘𝑗), 0, (((!‘𝑃) / (!‘(𝑃 − (𝐶‘𝑗)))) · ((𝐽 − 𝑗)↑(𝑃 − (𝐶‘𝑗))))) ∈ ℂ)
184	181, 182, 183	mulassd 9942	. . 3 ⊢ (𝜑 → ((((!‘𝑁) / ∏𝑗 ∈ (0...𝑀)(!‘(𝐶‘𝑗))) · if((𝑃 − 1) < (𝐶‘0), 0, (((!‘(𝑃 − 1)) / (!‘((𝑃 − 1) − (𝐶‘0)))) · (𝐽↑((𝑃 − 1) − (𝐶‘0)))))) · ∏𝑗 ∈ (1...𝑀)if(𝑃 < (𝐶‘𝑗), 0, (((!‘𝑃) / (!‘(𝑃 − (𝐶‘𝑗)))) · ((𝐽 − 𝑗)↑(𝑃 − (𝐶‘𝑗)))))) = (((!‘𝑁) / ∏𝑗 ∈ (0...𝑀)(!‘(𝐶‘𝑗))) · (if((𝑃 − 1) < (𝐶‘0), 0, (((!‘(𝑃 − 1)) / (!‘((𝑃 − 1) − (𝐶‘0)))) · (𝐽↑((𝑃 − 1) − (𝐶‘0))))) · ∏𝑗 ∈ (1...𝑀)if(𝑃 < (𝐶‘𝑗), 0, (((!‘𝑃) / (!‘(𝑃 − (𝐶‘𝑗)))) · ((𝐽 − 𝑗)↑(𝑃 − (𝐶‘𝑗))))))))
185		etransclem25.t	. . 3 ⊢ 𝑇 = (((!‘𝑁) / ∏𝑗 ∈ (0...𝑀)(!‘(𝐶‘𝑗))) · (if((𝑃 − 1) < (𝐶‘0), 0, (((!‘(𝑃 − 1)) / (!‘((𝑃 − 1) − (𝐶‘0)))) · (𝐽↑((𝑃 − 1) − (𝐶‘0))))) · ∏𝑗 ∈ (1...𝑀)if(𝑃 < (𝐶‘𝑗), 0, (((!‘𝑃) / (!‘(𝑃 − (𝐶‘𝑗)))) · ((𝐽 − 𝑗)↑(𝑃 − (𝐶‘𝑗)))))))
186	184, 185	syl6eqr 2662	. 2 ⊢ (𝜑 → ((((!‘𝑁) / ∏𝑗 ∈ (0...𝑀)(!‘(𝐶‘𝑗))) · if((𝑃 − 1) < (𝐶‘0), 0, (((!‘(𝑃 − 1)) / (!‘((𝑃 − 1) − (𝐶‘0)))) · (𝐽↑((𝑃 − 1) − (𝐶‘0)))))) · ∏𝑗 ∈ (1...𝑀)if(𝑃 < (𝐶‘𝑗), 0, (((!‘𝑃) / (!‘(𝑃 − (𝐶‘𝑗)))) · ((𝐽 − 𝑗)↑(𝑃 − (𝐶‘𝑗)))))) = 𝑇)
187	170, 186	breqtrd 4609	1 ⊢ (𝜑 → (!‘𝑃) ∥ 𝑇)

Colors of variables: wff setvar class

Syntax hints: ¬ wn 3 → wi 4 ↔ wb 195 ∧ wa 383 ∧ w3a 1031 = wceq 1475 ∈ wcel 1977 ≠ wne 2780 Vcvv 3173 ∖ cdif 3537 ⊆ wss 3540 ifcif 4036 {csn 4125 class class class wbr 4583 ⟶wf 5800 ‘cfv 5804 (class class class)co 6549 ↑_𝑚 cmap 7744 Fincfn 7841 ℂcc 9813 ℝcr 9814 0cc0 9815 1c1 9816 + caddc 9818 · cmul 9820 < clt 9953 ≤ cle 9954 − cmin 10145 / cdiv 10563 ℕcn 10897 ℕ₀cn0 11169 ℤcz 11254 ...cfz 12197 ↑cexp 12722 !cfa 12922 Σcsu 14264 ∏cprod 14474 ∥ cdvds 14821

This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1713 ax-4 1728 ax-5 1827 ax-6 1875 ax-7 1922 ax-8 1979 ax-9 1986 ax-10 2006 ax-11 2021 ax-12 2034 ax-13 2234 ax-ext 2590 ax-rep 4699 ax-sep 4709 ax-nul 4717 ax-pow 4769 ax-pr 4833 ax-un 6847 ax-inf2 8421 ax-cnex 9871 ax-resscn 9872 ax-1cn 9873 ax-icn 9874 ax-addcl 9875 ax-addrcl 9876 ax-mulcl 9877 ax-mulrcl 9878 ax-mulcom 9879 ax-addass 9880 ax-mulass 9881 ax-distr 9882 ax-i2m1 9883 ax-1ne0 9884 ax-1rid 9885 ax-rnegex 9886 ax-rrecex 9887 ax-cnre 9888 ax-pre-lttri 9889 ax-pre-lttrn 9890 ax-pre-ltadd 9891 ax-pre-mulgt0 9892 ax-pre-sup 9893

This theorem depends on definitions: df-bi 196 df-or 384 df-an 385 df-3or 1032 df-3an 1033 df-tru 1478 df-fal 1481 df-ex 1696 df-nf 1701 df-sb 1868 df-eu 2462 df-mo 2463 df-clab 2597 df-cleq 2603 df-clel 2606 df-nfc 2740 df-ne 2782 df-nel 2783 df-ral 2901 df-rex 2902 df-reu 2903 df-rmo 2904 df-rab 2905 df-v 3175 df-sbc 3403 df-csb 3500 df-dif 3543 df-un 3545 df-in 3547 df-ss 3554 df-pss 3556 df-nul 3875 df-if 4037 df-pw 4110 df-sn 4126 df-pr 4128 df-tp 4130 df-op 4132 df-uni 4373 df-int 4411 df-iun 4457 df-br 4584 df-opab 4644 df-mpt 4645 df-tr 4681 df-eprel 4949 df-id 4953 df-po 4959 df-so 4960 df-fr 4997 df-se 4998 df-we 4999 df-xp 5044 df-rel 5045 df-cnv 5046 df-co 5047 df-dm 5048 df-rn 5049 df-res 5050 df-ima 5051 df-pred 5597 df-ord 5643 df-on 5644 df-lim 5645 df-suc 5646 df-iota 5768 df-fun 5806 df-fn 5807 df-f 5808 df-f1 5809 df-fo 5810 df-f1o 5811 df-fv 5812 df-isom 5813 df-riota 6511 df-ov 6552 df-oprab 6553 df-mpt2 6554 df-om 6958 df-1st 7059 df-2nd 7060 df-wrecs 7294 df-recs 7355 df-rdg 7393 df-1o 7447 df-oadd 7451 df-er 7629 df-map 7746 df-en 7842 df-dom 7843 df-sdom 7844 df-fin 7845 df-sup 8231 df-oi 8298 df-card 8648 df-pnf 9955 df-mnf 9956 df-xr 9957 df-ltxr 9958 df-le 9959 df-sub 10147 df-neg 10148 df-div 10564 df-nn 10898 df-2 10956 df-3 10957 df-n0 11170 df-z 11255 df-uz 11564 df-rp 11709 df-fz 12198 df-fzo 12335 df-seq 12664 df-exp 12723 df-fac 12923 df-bc 12952 df-hash 12980 df-cj 13687 df-re 13688 df-im 13689 df-sqrt 13823 df-abs 13824 df-clim 14067 df-sum 14265 df-prod 14475 df-dvds 14822

This theorem is referenced by: etransclem28 39155 etransclem38 39165

W3C validator