fourierdlem63 - Mathbox for Glauco Siliprandi

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Theorem fourierdlem63 47148

Description: The upper bound of intervals in the moved partition are mapped to points that are not greater than the corresponding upper bounds in the original partition. (Contributed by Glauco Siliprandi, 11-Dec-2019.)

**Hypotheses**
Ref	Expression
fourierdlem63.t	⊢ 𝑇 = (𝐵 − 𝐴)
fourierdlem63.p	⊢ 𝑃 = (𝑚 ∈ ℕ ↦ {𝑝 ∈ (ℝ ↑_m (0...𝑚)) ∣ (((𝑝‘0) = 𝐴 ∧ (𝑝‘𝑚) = 𝐵) ∧ ∀𝑖 ∈ (0..^𝑚)(𝑝‘𝑖) < (𝑝‘(𝑖 + 1)))})
fourierdlem63.m	⊢ (𝜑 → 𝑀 ∈ ℕ)
fourierdlem63.q	⊢ (𝜑 → 𝑄 ∈ (𝑃‘𝑀))
fourierdlem63.c	⊢ (𝜑 → 𝐶 ∈ ℝ)
fourierdlem63.d	⊢ (𝜑 → 𝐷 ∈ ℝ)
fourierdlem63.cltd	⊢ (𝜑 → 𝐶 < 𝐷)
fourierdlem63.o	⊢ 𝑂 = (𝑚 ∈ ℕ ↦ {𝑝 ∈ (ℝ ↑_m (0...𝑚)) ∣ (((𝑝‘0) = 𝐶 ∧ (𝑝‘𝑚) = 𝐷) ∧ ∀𝑖 ∈ (0..^𝑚)(𝑝‘𝑖) < (𝑝‘(𝑖 + 1)))})
fourierdlem63.h	⊢ 𝐻 = ({𝐶, 𝐷} ∪ {𝑥 ∈ (𝐶[,]𝐷) ∣ ∃𝑘 ∈ ℤ (𝑥 + (𝑘 · 𝑇)) ∈ ran 𝑄})
fourierdlem63.n	⊢ 𝑁 = ((♯‘𝐻) − 1)
fourierdlem63.s	⊢ 𝑆 = (℩𝑓𝑓 Isom < , < ((0...𝑁), 𝐻))
fourierdlem63.e	⊢ 𝐸 = (𝑥 ∈ ℝ ↦ (𝑥 + ((⌊‘((𝐵 − 𝑥) / 𝑇)) · 𝑇)))
fourierdlem63.k	⊢ (𝜑 → 𝐾 ∈ (0...𝑀))
fourierdlem63.j	⊢ (𝜑 → 𝐽 ∈ (0..^𝑁))
fourierdlem63.y	⊢ (𝜑 → 𝑌 ∈ ((𝑆‘𝐽)[,)(𝑆‘(𝐽 + 1))))
fourierdlem63.eyltqk	⊢ (𝜑 → (𝐸‘𝑌) < (𝑄‘𝐾))
fourierdlem63.x	⊢ 𝑋 = ((𝑄‘𝐾) − ((𝐸‘𝑌) − 𝑌))

**Assertion**
Ref	Expression
fourierdlem63	⊢ (𝜑 → (𝐸‘(𝑆‘(𝐽 + 1))) ≤ (𝑄‘𝐾))

Distinct variable groups: 𝐴,𝑖,𝑚,𝑝 𝑥,𝐴,𝑖 𝐵,𝑖,𝑚,𝑝 𝑥,𝐵 𝐶,𝑖,𝑚,𝑝 𝑥,𝐶 𝐷,𝑖,𝑚,𝑝 𝑥,𝐷 𝑘,𝐸,𝑥 𝑓,𝐻 𝑥,𝐻 𝑘,𝐽,𝑥 𝑘,𝐾,𝑥 𝑖,𝑀,𝑚,𝑝 𝑓,𝑁 𝑖,𝑁,𝑚,𝑝 𝑥,𝑁 𝑄,𝑖,𝑘,𝑥 𝑄,𝑝 𝑆,𝑓 𝑆,𝑖,𝑘,𝑥 𝑆,𝑝 𝑇,𝑖,𝑘,𝑥 𝑘,𝑌,𝑥 𝜑,𝑓 𝜑,𝑖,𝑘,𝑥 Allowed substitution hints: 𝜑(𝑚, 𝑝) 𝐴(𝑓, 𝑘) 𝐵(𝑓, 𝑘) 𝐶(𝑓, 𝑘) 𝐷(𝑓, 𝑘) 𝑃(𝑥, 𝑓, 𝑖, 𝑘, 𝑚, 𝑝) 𝑄(𝑓, 𝑚) 𝑆(𝑚) 𝑇(𝑓, 𝑚, 𝑝) 𝐸(𝑓, 𝑖, 𝑚, 𝑝) 𝐻(𝑖, 𝑘, 𝑚, 𝑝) 𝐽(𝑓, 𝑖, 𝑚, 𝑝) 𝐾(𝑓, 𝑖, 𝑚, 𝑝) 𝑀(𝑥, 𝑓, 𝑘) 𝑁(𝑘) 𝑂(𝑥, 𝑓, 𝑖, 𝑘, 𝑚, 𝑝) 𝑋(𝑥, 𝑓, 𝑖, 𝑘, 𝑚, 𝑝) 𝑌(𝑓, 𝑖, 𝑚, 𝑝)

Proof of Theorem fourierdlem63 Dummy variable 𝑗 is distinct from all other variables.

Step	Hyp	Ref	Expression
1		fourierdlem63.e	. . . . 5 ⊢ 𝐸 = (𝑥 ∈ ℝ ↦ (𝑥 + ((⌊‘((𝐵 − 𝑥) / 𝑇)) · 𝑇)))
2	1	a1i 11	. . . 4 ⊢ (𝜑 → 𝐸 = (𝑥 ∈ ℝ ↦ (𝑥 + ((⌊‘((𝐵 − 𝑥) / 𝑇)) · 𝑇))))
3		id 23	. . . . . 6 ⊢ (𝑥 = (𝑆‘(𝐽 + 1)) → 𝑥 = (𝑆‘(𝐽 + 1)))
4		oveq2 7426	. . . . . . . . 9 ⊢ (𝑥 = (𝑆‘(𝐽 + 1)) → (𝐵 − 𝑥) = (𝐵 − (𝑆‘(𝐽 + 1))))
5	4	oveq1d 7433	. . . . . . . 8 ⊢ (𝑥 = (𝑆‘(𝐽 + 1)) → ((𝐵 − 𝑥) / 𝑇) = ((𝐵 − (𝑆‘(𝐽 + 1))) / 𝑇))
6	5	fveq2d 6887	. . . . . . 7 ⊢ (𝑥 = (𝑆‘(𝐽 + 1)) → (⌊‘((𝐵 − 𝑥) / 𝑇)) = (⌊‘((𝐵 − (𝑆‘(𝐽 + 1))) / 𝑇)))
7	6	oveq1d 7433	. . . . . 6 ⊢ (𝑥 = (𝑆‘(𝐽 + 1)) → ((⌊‘((𝐵 − 𝑥) / 𝑇)) · 𝑇) = ((⌊‘((𝐵 − (𝑆‘(𝐽 + 1))) / 𝑇)) · 𝑇))
8	3, 7	oveq12d 7436	. . . . 5 ⊢ (𝑥 = (𝑆‘(𝐽 + 1)) → (𝑥 + ((⌊‘((𝐵 − 𝑥) / 𝑇)) · 𝑇)) = ((𝑆‘(𝐽 + 1)) + ((⌊‘((𝐵 − (𝑆‘(𝐽 + 1))) / 𝑇)) · 𝑇)))
9	8	adantl 487	. . . 4 ⊢ ((𝜑 ∧ 𝑥 = (𝑆‘(𝐽 + 1))) → (𝑥 + ((⌊‘((𝐵 − 𝑥) / 𝑇)) · 𝑇)) = ((𝑆‘(𝐽 + 1)) + ((⌊‘((𝐵 − (𝑆‘(𝐽 + 1))) / 𝑇)) · 𝑇)))
10		fourierdlem63.t	. . . . . . . . . . 11 ⊢ 𝑇 = (𝐵 − 𝐴)
11		fourierdlem63.p	. . . . . . . . . . 11 ⊢ 𝑃 = (𝑚 ∈ ℕ ↦ {𝑝 ∈ (ℝ ↑_m (0...𝑚)) ∣ (((𝑝‘0) = 𝐴 ∧ (𝑝‘𝑚) = 𝐵) ∧ ∀𝑖 ∈ (0..^𝑚)(𝑝‘𝑖) < (𝑝‘(𝑖 + 1)))})
12		fourierdlem63.m	. . . . . . . . . . 11 ⊢ (𝜑 → 𝑀 ∈ ℕ)
13		fourierdlem63.q	. . . . . . . . . . 11 ⊢ (𝜑 → 𝑄 ∈ (𝑃‘𝑀))
14		fourierdlem63.c	. . . . . . . . . . 11 ⊢ (𝜑 → 𝐶 ∈ ℝ)
15		fourierdlem63.d	. . . . . . . . . . 11 ⊢ (𝜑 → 𝐷 ∈ ℝ)
16		fourierdlem63.cltd	. . . . . . . . . . 11 ⊢ (𝜑 → 𝐶 < 𝐷)
17		fourierdlem63.o	. . . . . . . . . . 11 ⊢ 𝑂 = (𝑚 ∈ ℕ ↦ {𝑝 ∈ (ℝ ↑_m (0...𝑚)) ∣ (((𝑝‘0) = 𝐶 ∧ (𝑝‘𝑚) = 𝐷) ∧ ∀𝑖 ∈ (0..^𝑚)(𝑝‘𝑖) < (𝑝‘(𝑖 + 1)))})
18		fourierdlem63.h	. . . . . . . . . . 11 ⊢ 𝐻 = ({𝐶, 𝐷} ∪ {𝑥 ∈ (𝐶[,]𝐷) ∣ ∃𝑘 ∈ ℤ (𝑥 + (𝑘 · 𝑇)) ∈ ran 𝑄})
19		fourierdlem63.n	. . . . . . . . . . 11 ⊢ 𝑁 = ((♯‘𝐻) − 1)
20		fourierdlem63.s	. . . . . . . . . . 11 ⊢ 𝑆 = (℩𝑓𝑓 Isom < , < ((0...𝑁), 𝐻))
21	10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20	fourierdlem54 47139	. . . . . . . . . 10 ⊢ (𝜑 → ((𝑁 ∈ ℕ ∧ 𝑆 ∈ (𝑂‘𝑁)) ∧ 𝑆 Isom < , < ((0...𝑁), 𝐻)))
22	21	simpld 500	. . . . . . . . 9 ⊢ (𝜑 → (𝑁 ∈ ℕ ∧ 𝑆 ∈ (𝑂‘𝑁)))
23	22	simprd 501	. . . . . . . 8 ⊢ (𝜑 → 𝑆 ∈ (𝑂‘𝑁))
24	22	simpld 500	. . . . . . . . 9 ⊢ (𝜑 → 𝑁 ∈ ℕ)
25	17	fourierdlem2 47088	. . . . . . . . 9 ⊢ (𝑁 ∈ ℕ → (𝑆 ∈ (𝑂‘𝑁) ↔ (𝑆 ∈ (ℝ ↑_m (0...𝑁)) ∧ (((𝑆‘0) = 𝐶 ∧ (𝑆‘𝑁) = 𝐷) ∧ ∀𝑖 ∈ (0..^𝑁)(𝑆‘𝑖) < (𝑆‘(𝑖 + 1))))))
26	24, 25	syl 18	. . . . . . . 8 ⊢ (𝜑 → (𝑆 ∈ (𝑂‘𝑁) ↔ (𝑆 ∈ (ℝ ↑_m (0...𝑁)) ∧ (((𝑆‘0) = 𝐶 ∧ (𝑆‘𝑁) = 𝐷) ∧ ∀𝑖 ∈ (0..^𝑁)(𝑆‘𝑖) < (𝑆‘(𝑖 + 1))))))
27	23, 26	mpbid 235	. . . . . . 7 ⊢ (𝜑 → (𝑆 ∈ (ℝ ↑_m (0...𝑁)) ∧ (((𝑆‘0) = 𝐶 ∧ (𝑆‘𝑁) = 𝐷) ∧ ∀𝑖 ∈ (0..^𝑁)(𝑆‘𝑖) < (𝑆‘(𝑖 + 1)))))
28	27	simpld 500	. . . . . 6 ⊢ (𝜑 → 𝑆 ∈ (ℝ ↑_m (0...𝑁)))
29		elmapi 8862	. . . . . 6 ⊢ (𝑆 ∈ (ℝ ↑_m (0...𝑁)) → 𝑆:(0...𝑁)⟶ℝ)
30	28, 29	syl 18	. . . . 5 ⊢ (𝜑 → 𝑆:(0...𝑁)⟶ℝ)
31		fourierdlem63.j	. . . . . 6 ⊢ (𝜑 → 𝐽 ∈ (0..^𝑁))
32		fzofzp1 13892	. . . . . 6 ⊢ (𝐽 ∈ (0..^𝑁) → (𝐽 + 1) ∈ (0...𝑁))
33	31, 32	syl 18	. . . . 5 ⊢ (𝜑 → (𝐽 + 1) ∈ (0...𝑁))
34	30, 33	ffvelcdmd 7083	. . . 4 ⊢ (𝜑 → (𝑆‘(𝐽 + 1)) ∈ ℝ)
35	11, 12, 13	fourierdlem11 47097	. . . . . . . . . . 11 ⊢ (𝜑 → (𝐴 ∈ ℝ ∧ 𝐵 ∈ ℝ ∧ 𝐴 < 𝐵))
36	35	simp2d 1161	. . . . . . . . . 10 ⊢ (𝜑 → 𝐵 ∈ ℝ)
37	36, 34	resubcld 11737	. . . . . . . . 9 ⊢ (𝜑 → (𝐵 − (𝑆‘(𝐽 + 1))) ∈ ℝ)
38	35	simp1d 1160	. . . . . . . . . . 11 ⊢ (𝜑 → 𝐴 ∈ ℝ)
39	36, 38	resubcld 11737	. . . . . . . . . 10 ⊢ (𝜑 → (𝐵 − 𝐴) ∈ ℝ)
40	10, 39	eqeltrid 2865	. . . . . . . . 9 ⊢ (𝜑 → 𝑇 ∈ ℝ)
41	35	simp3d 1162	. . . . . . . . . . . 12 ⊢ (𝜑 → 𝐴 < 𝐵)
42	38, 36	posdifd 11896	. . . . . . . . . . . 12 ⊢ (𝜑 → (𝐴 < 𝐵 ↔ 0 < (𝐵 − 𝐴)))
43	41, 42	mpbid 235	. . . . . . . . . . 11 ⊢ (𝜑 → 0 < (𝐵 − 𝐴))
44	43, 10	breqtrrdi 5147	. . . . . . . . . 10 ⊢ (𝜑 → 0 < 𝑇)
45	44	gt0ne0d 11873	. . . . . . . . 9 ⊢ (𝜑 → 𝑇 ≠ 0)
46	37, 40, 45	redivcld 12138	. . . . . . . 8 ⊢ (𝜑 → ((𝐵 − (𝑆‘(𝐽 + 1))) / 𝑇) ∈ ℝ)
47	46	flcld 13931	. . . . . . 7 ⊢ (𝜑 → (⌊‘((𝐵 − (𝑆‘(𝐽 + 1))) / 𝑇)) ∈ ℤ)
48	47	zred 12796	. . . . . 6 ⊢ (𝜑 → (⌊‘((𝐵 − (𝑆‘(𝐽 + 1))) / 𝑇)) ∈ ℝ)
49	48, 40	remulcld 11332	. . . . 5 ⊢ (𝜑 → ((⌊‘((𝐵 − (𝑆‘(𝐽 + 1))) / 𝑇)) · 𝑇) ∈ ℝ)
50	34, 49	readdcld 11331	. . . 4 ⊢ (𝜑 → ((𝑆‘(𝐽 + 1)) + ((⌊‘((𝐵 − (𝑆‘(𝐽 + 1))) / 𝑇)) · 𝑇)) ∈ ℝ)
51	2, 9, 34, 50	fvmptd 6999	. . 3 ⊢ (𝜑 → (𝐸‘(𝑆‘(𝐽 + 1))) = ((𝑆‘(𝐽 + 1)) + ((⌊‘((𝐵 − (𝑆‘(𝐽 + 1))) / 𝑇)) · 𝑇)))
52	51, 50	eqeltrd 2861	. 2 ⊢ (𝜑 → (𝐸‘(𝑆‘(𝐽 + 1))) ∈ ℝ)
53	11	fourierdlem2 47088	. . . . . . 7 ⊢ (𝑀 ∈ ℕ → (𝑄 ∈ (𝑃‘𝑀) ↔ (𝑄 ∈ (ℝ ↑_m (0...𝑀)) ∧ (((𝑄‘0) = 𝐴 ∧ (𝑄‘𝑀) = 𝐵) ∧ ∀𝑖 ∈ (0..^𝑀)(𝑄‘𝑖) < (𝑄‘(𝑖 + 1))))))
54	12, 53	syl 18	. . . . . 6 ⊢ (𝜑 → (𝑄 ∈ (𝑃‘𝑀) ↔ (𝑄 ∈ (ℝ ↑_m (0...𝑀)) ∧ (((𝑄‘0) = 𝐴 ∧ (𝑄‘𝑀) = 𝐵) ∧ ∀𝑖 ∈ (0..^𝑀)(𝑄‘𝑖) < (𝑄‘(𝑖 + 1))))))
55	13, 54	mpbid 235	. . . . 5 ⊢ (𝜑 → (𝑄 ∈ (ℝ ↑_m (0...𝑀)) ∧ (((𝑄‘0) = 𝐴 ∧ (𝑄‘𝑀) = 𝐵) ∧ ∀𝑖 ∈ (0..^𝑀)(𝑄‘𝑖) < (𝑄‘(𝑖 + 1)))))
56	55	simpld 500	. . . 4 ⊢ (𝜑 → 𝑄 ∈ (ℝ ↑_m (0...𝑀)))
57		elmapi 8862	. . . 4 ⊢ (𝑄 ∈ (ℝ ↑_m (0...𝑀)) → 𝑄:(0...𝑀)⟶ℝ)
58	56, 57	syl 18	. . 3 ⊢ (𝜑 → 𝑄:(0...𝑀)⟶ℝ)
59		fourierdlem63.k	. . 3 ⊢ (𝜑 → 𝐾 ∈ (0...𝑀))
60	58, 59	ffvelcdmd 7083	. 2 ⊢ (𝜑 → (𝑄‘𝐾) ∈ ℝ)
61	14	adantr 486	. . . . . . 7 ⊢ ((𝜑 ∧ (𝑄‘𝐾) < (𝐸‘(𝑆‘(𝐽 + 1)))) → 𝐶 ∈ ℝ)
62	15	adantr 486	. . . . . . 7 ⊢ ((𝜑 ∧ (𝑄‘𝐾) < (𝐸‘(𝑆‘(𝐽 + 1)))) → 𝐷 ∈ ℝ)
63	38	rexrd 11352	. . . . . . . . . . . 12 ⊢ (𝜑 → 𝐴 ∈ ℝ^*)
64		iocssre 13551	. . . . . . . . . . . 12 ⊢ ((𝐴 ∈ ℝ^* ∧ 𝐵 ∈ ℝ) → (𝐴(,]𝐵) ⊆ ℝ)
65	63, 36, 64	syl2anc 596	. . . . . . . . . . 11 ⊢ (𝜑 → (𝐴(,]𝐵) ⊆ ℝ)
66	38, 36, 41, 10, 1	fourierdlem4 47090	. . . . . . . . . . . 12 ⊢ (𝜑 → 𝐸:ℝ⟶(𝐴(,]𝐵))
67		fourierdlem63.y	. . . . . . . . . . . . . 14 ⊢ (𝜑 → 𝑌 ∈ ((𝑆‘𝐽)[,)(𝑆‘(𝐽 + 1))))
68		elfzofz 13803	. . . . . . . . . . . . . . . . 17 ⊢ (𝐽 ∈ (0..^𝑁) → 𝐽 ∈ (0...𝑁))
69	31, 68	syl 18	. . . . . . . . . . . . . . . 16 ⊢ (𝜑 → 𝐽 ∈ (0...𝑁))
70	30, 69	ffvelcdmd 7083	. . . . . . . . . . . . . . 15 ⊢ (𝜑 → (𝑆‘𝐽) ∈ ℝ)
71	34	rexrd 11352	. . . . . . . . . . . . . . 15 ⊢ (𝜑 → (𝑆‘(𝐽 + 1)) ∈ ℝ^*)
72		elico2 13534	. . . . . . . . . . . . . . 15 ⊢ (((𝑆‘𝐽) ∈ ℝ ∧ (𝑆‘(𝐽 + 1)) ∈ ℝ^*) → (𝑌 ∈ ((𝑆‘𝐽)[,)(𝑆‘(𝐽 + 1))) ↔ (𝑌 ∈ ℝ ∧ (𝑆‘𝐽) ≤ 𝑌 ∧ 𝑌 < (𝑆‘(𝐽 + 1)))))
73	70, 71, 72	syl2anc 596	. . . . . . . . . . . . . 14 ⊢ (𝜑 → (𝑌 ∈ ((𝑆‘𝐽)[,)(𝑆‘(𝐽 + 1))) ↔ (𝑌 ∈ ℝ ∧ (𝑆‘𝐽) ≤ 𝑌 ∧ 𝑌 < (𝑆‘(𝐽 + 1)))))
74	67, 73	mpbid 235	. . . . . . . . . . . . 13 ⊢ (𝜑 → (𝑌 ∈ ℝ ∧ (𝑆‘𝐽) ≤ 𝑌 ∧ 𝑌 < (𝑆‘(𝐽 + 1))))
75	74	simp1d 1160	. . . . . . . . . . . 12 ⊢ (𝜑 → 𝑌 ∈ ℝ)
76	66, 75	ffvelcdmd 7083	. . . . . . . . . . 11 ⊢ (𝜑 → (𝐸‘𝑌) ∈ (𝐴(,]𝐵))
77	65, 76	sseldd 3932	. . . . . . . . . 10 ⊢ (𝜑 → (𝐸‘𝑌) ∈ ℝ)
78	77, 75	resubcld 11737	. . . . . . . . 9 ⊢ (𝜑 → ((𝐸‘𝑌) − 𝑌) ∈ ℝ)
79	60, 78	resubcld 11737	. . . . . . . 8 ⊢ (𝜑 → ((𝑄‘𝐾) − ((𝐸‘𝑌) − 𝑌)) ∈ ℝ)
80	79	adantr 486	. . . . . . 7 ⊢ ((𝜑 ∧ (𝑄‘𝐾) < (𝐸‘(𝑆‘(𝐽 + 1)))) → ((𝑄‘𝐾) − ((𝐸‘𝑌) − 𝑌)) ∈ ℝ)
81		icossicc 13560	. . . . . . . . . . . . . 14 ⊢ ((𝑆‘𝐽)[,)(𝑆‘(𝐽 + 1))) ⊆ ((𝑆‘𝐽)[,](𝑆‘(𝐽 + 1)))
82	14	rexrd 11352	. . . . . . . . . . . . . . 15 ⊢ (𝜑 → 𝐶 ∈ ℝ^*)
83	15	rexrd 11352	. . . . . . . . . . . . . . 15 ⊢ (𝜑 → 𝐷 ∈ ℝ^*)
84	17, 24, 23	fourierdlem15 47101	. . . . . . . . . . . . . . 15 ⊢ (𝜑 → 𝑆:(0...𝑁)⟶(𝐶[,]𝐷))
85	82, 83, 84, 31	fourierdlem8 47094	. . . . . . . . . . . . . 14 ⊢ (𝜑 → ((𝑆‘𝐽)[,](𝑆‘(𝐽 + 1))) ⊆ (𝐶[,]𝐷))
86	81, 85	sstrid 3942	. . . . . . . . . . . . 13 ⊢ (𝜑 → ((𝑆‘𝐽)[,)(𝑆‘(𝐽 + 1))) ⊆ (𝐶[,]𝐷))
87	86, 67	sseldd 3932	. . . . . . . . . . . 12 ⊢ (𝜑 → 𝑌 ∈ (𝐶[,]𝐷))
88		elicc2 13535	. . . . . . . . . . . . 13 ⊢ ((𝐶 ∈ ℝ ∧ 𝐷 ∈ ℝ) → (𝑌 ∈ (𝐶[,]𝐷) ↔ (𝑌 ∈ ℝ ∧ 𝐶 ≤ 𝑌 ∧ 𝑌 ≤ 𝐷)))
89	14, 15, 88	syl2anc 596	. . . . . . . . . . . 12 ⊢ (𝜑 → (𝑌 ∈ (𝐶[,]𝐷) ↔ (𝑌 ∈ ℝ ∧ 𝐶 ≤ 𝑌 ∧ 𝑌 ≤ 𝐷)))
90	87, 89	mpbid 235	. . . . . . . . . . 11 ⊢ (𝜑 → (𝑌 ∈ ℝ ∧ 𝐶 ≤ 𝑌 ∧ 𝑌 ≤ 𝐷))
91	90	simp2d 1161	. . . . . . . . . 10 ⊢ (𝜑 → 𝐶 ≤ 𝑌)
92	60, 77	resubcld 11737	. . . . . . . . . . . . 13 ⊢ (𝜑 → ((𝑄‘𝐾) − (𝐸‘𝑌)) ∈ ℝ)
93		fourierdlem63.eyltqk	. . . . . . . . . . . . . 14 ⊢ (𝜑 → (𝐸‘𝑌) < (𝑄‘𝐾))
94	77, 60	posdifd 11896	. . . . . . . . . . . . . 14 ⊢ (𝜑 → ((𝐸‘𝑌) < (𝑄‘𝐾) ↔ 0 < ((𝑄‘𝐾) − (𝐸‘𝑌))))
95	93, 94	mpbid 235	. . . . . . . . . . . . 13 ⊢ (𝜑 → 0 < ((𝑄‘𝐾) − (𝐸‘𝑌)))
96	92, 95	elrpd 13154	. . . . . . . . . . . 12 ⊢ (𝜑 → ((𝑄‘𝐾) − (𝐸‘𝑌)) ∈ ℝ⁺)
97	75, 96	ltaddrpd 13190	. . . . . . . . . . 11 ⊢ (𝜑 → 𝑌 < (𝑌 + ((𝑄‘𝐾) − (𝐸‘𝑌))))
98	60	recnd 11330	. . . . . . . . . . . . 13 ⊢ (𝜑 → (𝑄‘𝐾) ∈ ℂ)
99	77	recnd 11330	. . . . . . . . . . . . 13 ⊢ (𝜑 → (𝐸‘𝑌) ∈ ℂ)
100	75	recnd 11330	. . . . . . . . . . . . 13 ⊢ (𝜑 → 𝑌 ∈ ℂ)
101	98, 99, 100	subsub3d 11692	. . . . . . . . . . . 12 ⊢ (𝜑 → ((𝑄‘𝐾) − ((𝐸‘𝑌) − 𝑌)) = (((𝑄‘𝐾) + 𝑌) − (𝐸‘𝑌)))
102	98, 100	addcomd 11505	. . . . . . . . . . . . 13 ⊢ (𝜑 → ((𝑄‘𝐾) + 𝑌) = (𝑌 + (𝑄‘𝐾)))
103	102	oveq1d 7433	. . . . . . . . . . . 12 ⊢ (𝜑 → (((𝑄‘𝐾) + 𝑌) − (𝐸‘𝑌)) = ((𝑌 + (𝑄‘𝐾)) − (𝐸‘𝑌)))
104	100, 98, 99	addsubassd 11682	. . . . . . . . . . . 12 ⊢ (𝜑 → ((𝑌 + (𝑄‘𝐾)) − (𝐸‘𝑌)) = (𝑌 + ((𝑄‘𝐾) − (𝐸‘𝑌))))
105	101, 103, 104	3eqtrrd 2801	. . . . . . . . . . 11 ⊢ (𝜑 → (𝑌 + ((𝑄‘𝐾) − (𝐸‘𝑌))) = ((𝑄‘𝐾) − ((𝐸‘𝑌) − 𝑌)))
106	97, 105	breqtrd 5131	. . . . . . . . . 10 ⊢ (𝜑 → 𝑌 < ((𝑄‘𝐾) − ((𝐸‘𝑌) − 𝑌)))
107	14, 75, 79, 91, 106	lelttrd 11461	. . . . . . . . 9 ⊢ (𝜑 → 𝐶 < ((𝑄‘𝐾) − ((𝐸‘𝑌) − 𝑌)))
108	14, 79, 107	ltled 11451	. . . . . . . 8 ⊢ (𝜑 → 𝐶 ≤ ((𝑄‘𝐾) − ((𝐸‘𝑌) − 𝑌)))
109	108	adantr 486	. . . . . . 7 ⊢ ((𝜑 ∧ (𝑄‘𝐾) < (𝐸‘(𝑆‘(𝐽 + 1)))) → 𝐶 ≤ ((𝑄‘𝐾) − ((𝐸‘𝑌) − 𝑌)))
110	34	adantr 486	. . . . . . . . 9 ⊢ ((𝜑 ∧ (𝑄‘𝐾) < (𝐸‘(𝑆‘(𝐽 + 1)))) → (𝑆‘(𝐽 + 1)) ∈ ℝ)
111	60	adantr 486	. . . . . . . . . . 11 ⊢ ((𝜑 ∧ (𝑄‘𝐾) < (𝐸‘(𝑆‘(𝐽 + 1)))) → (𝑄‘𝐾) ∈ ℝ)
112	52, 34	resubcld 11737	. . . . . . . . . . . 12 ⊢ (𝜑 → ((𝐸‘(𝑆‘(𝐽 + 1))) − (𝑆‘(𝐽 + 1))) ∈ ℝ)
113	112	adantr 486	. . . . . . . . . . 11 ⊢ ((𝜑 ∧ (𝑄‘𝐾) < (𝐸‘(𝑆‘(𝐽 + 1)))) → ((𝐸‘(𝑆‘(𝐽 + 1))) − (𝑆‘(𝐽 + 1))) ∈ ℝ)
114	111, 113	resubcld 11737	. . . . . . . . . 10 ⊢ ((𝜑 ∧ (𝑄‘𝐾) < (𝐸‘(𝑆‘(𝐽 + 1)))) → ((𝑄‘𝐾) − ((𝐸‘(𝑆‘(𝐽 + 1))) − (𝑆‘(𝐽 + 1)))) ∈ ℝ)
115	74	simp3d 1162	. . . . . . . . . . . . . 14 ⊢ (𝜑 → 𝑌 < (𝑆‘(𝐽 + 1)))
116	75, 34, 115	ltled 11451	. . . . . . . . . . . . 13 ⊢ (𝜑 → 𝑌 ≤ (𝑆‘(𝐽 + 1)))
117	38, 36, 41, 10, 1, 75, 34, 116	fourierdlem7 47093	. . . . . . . . . . . 12 ⊢ (𝜑 → ((𝐸‘(𝑆‘(𝐽 + 1))) − (𝑆‘(𝐽 + 1))) ≤ ((𝐸‘𝑌) − 𝑌))
118	112, 78, 60, 117	lesub2dd 11926	. . . . . . . . . . 11 ⊢ (𝜑 → ((𝑄‘𝐾) − ((𝐸‘𝑌) − 𝑌)) ≤ ((𝑄‘𝐾) − ((𝐸‘(𝑆‘(𝐽 + 1))) − (𝑆‘(𝐽 + 1)))))
119	118	adantr 486	. . . . . . . . . 10 ⊢ ((𝜑 ∧ (𝑄‘𝐾) < (𝐸‘(𝑆‘(𝐽 + 1)))) → ((𝑄‘𝐾) − ((𝐸‘𝑌) − 𝑌)) ≤ ((𝑄‘𝐾) − ((𝐸‘(𝑆‘(𝐽 + 1))) − (𝑆‘(𝐽 + 1)))))
120	98	adantr 486	. . . . . . . . . . . . 13 ⊢ ((𝜑 ∧ (𝑄‘𝐾) < (𝐸‘(𝑆‘(𝐽 + 1)))) → (𝑄‘𝐾) ∈ ℂ)
121	52	recnd 11330	. . . . . . . . . . . . . 14 ⊢ (𝜑 → (𝐸‘(𝑆‘(𝐽 + 1))) ∈ ℂ)
122	121	adantr 486	. . . . . . . . . . . . 13 ⊢ ((𝜑 ∧ (𝑄‘𝐾) < (𝐸‘(𝑆‘(𝐽 + 1)))) → (𝐸‘(𝑆‘(𝐽 + 1))) ∈ ℂ)
123	110	recnd 11330	. . . . . . . . . . . . 13 ⊢ ((𝜑 ∧ (𝑄‘𝐾) < (𝐸‘(𝑆‘(𝐽 + 1)))) → (𝑆‘(𝐽 + 1)) ∈ ℂ)
124	120, 122, 123	subsubd 11690	. . . . . . . . . . . 12 ⊢ ((𝜑 ∧ (𝑄‘𝐾) < (𝐸‘(𝑆‘(𝐽 + 1)))) → ((𝑄‘𝐾) − ((𝐸‘(𝑆‘(𝐽 + 1))) − (𝑆‘(𝐽 + 1)))) = (((𝑄‘𝐾) − (𝐸‘(𝑆‘(𝐽 + 1)))) + (𝑆‘(𝐽 + 1))))
125	98, 121	subcld 11662	. . . . . . . . . . . . . 14 ⊢ (𝜑 → ((𝑄‘𝐾) − (𝐸‘(𝑆‘(𝐽 + 1)))) ∈ ℂ)
126	34	recnd 11330	. . . . . . . . . . . . . 14 ⊢ (𝜑 → (𝑆‘(𝐽 + 1)) ∈ ℂ)
127	125, 126	addcomd 11505	. . . . . . . . . . . . 13 ⊢ (𝜑 → (((𝑄‘𝐾) − (𝐸‘(𝑆‘(𝐽 + 1)))) + (𝑆‘(𝐽 + 1))) = ((𝑆‘(𝐽 + 1)) + ((𝑄‘𝐾) − (𝐸‘(𝑆‘(𝐽 + 1))))))
128	127	adantr 486	. . . . . . . . . . . 12 ⊢ ((𝜑 ∧ (𝑄‘𝐾) < (𝐸‘(𝑆‘(𝐽 + 1)))) → (((𝑄‘𝐾) − (𝐸‘(𝑆‘(𝐽 + 1)))) + (𝑆‘(𝐽 + 1))) = ((𝑆‘(𝐽 + 1)) + ((𝑄‘𝐾) − (𝐸‘(𝑆‘(𝐽 + 1))))))
129	124, 128	eqtrd 2796	. . . . . . . . . . 11 ⊢ ((𝜑 ∧ (𝑄‘𝐾) < (𝐸‘(𝑆‘(𝐽 + 1)))) → ((𝑄‘𝐾) − ((𝐸‘(𝑆‘(𝐽 + 1))) − (𝑆‘(𝐽 + 1)))) = ((𝑆‘(𝐽 + 1)) + ((𝑄‘𝐾) − (𝐸‘(𝑆‘(𝐽 + 1))))))
130		simpr 490	. . . . . . . . . . . . 13 ⊢ ((𝜑 ∧ (𝑄‘𝐾) < (𝐸‘(𝑆‘(𝐽 + 1)))) → (𝑄‘𝐾) < (𝐸‘(𝑆‘(𝐽 + 1))))
131	52	adantr 486	. . . . . . . . . . . . . 14 ⊢ ((𝜑 ∧ (𝑄‘𝐾) < (𝐸‘(𝑆‘(𝐽 + 1)))) → (𝐸‘(𝑆‘(𝐽 + 1))) ∈ ℝ)
132	111, 131	sublt0d 11935	. . . . . . . . . . . . 13 ⊢ ((𝜑 ∧ (𝑄‘𝐾) < (𝐸‘(𝑆‘(𝐽 + 1)))) → (((𝑄‘𝐾) − (𝐸‘(𝑆‘(𝐽 + 1)))) < 0 ↔ (𝑄‘𝐾) < (𝐸‘(𝑆‘(𝐽 + 1)))))
133	130, 132	mpbird 260	. . . . . . . . . . . 12 ⊢ ((𝜑 ∧ (𝑄‘𝐾) < (𝐸‘(𝑆‘(𝐽 + 1)))) → ((𝑄‘𝐾) − (𝐸‘(𝑆‘(𝐽 + 1)))) < 0)
134	111, 131	resubcld 11737	. . . . . . . . . . . . 13 ⊢ ((𝜑 ∧ (𝑄‘𝐾) < (𝐸‘(𝑆‘(𝐽 + 1)))) → ((𝑄‘𝐾) − (𝐸‘(𝑆‘(𝐽 + 1)))) ∈ ℝ)
135		ltaddneg 11519	. . . . . . . . . . . . 13 ⊢ ((((𝑄‘𝐾) − (𝐸‘(𝑆‘(𝐽 + 1)))) ∈ ℝ ∧ (𝑆‘(𝐽 + 1)) ∈ ℝ) → (((𝑄‘𝐾) − (𝐸‘(𝑆‘(𝐽 + 1)))) < 0 ↔ ((𝑆‘(𝐽 + 1)) + ((𝑄‘𝐾) − (𝐸‘(𝑆‘(𝐽 + 1))))) < (𝑆‘(𝐽 + 1))))
136	134, 110, 135	syl2anc 596	. . . . . . . . . . . 12 ⊢ ((𝜑 ∧ (𝑄‘𝐾) < (𝐸‘(𝑆‘(𝐽 + 1)))) → (((𝑄‘𝐾) − (𝐸‘(𝑆‘(𝐽 + 1)))) < 0 ↔ ((𝑆‘(𝐽 + 1)) + ((𝑄‘𝐾) − (𝐸‘(𝑆‘(𝐽 + 1))))) < (𝑆‘(𝐽 + 1))))
137	133, 136	mpbid 235	. . . . . . . . . . 11 ⊢ ((𝜑 ∧ (𝑄‘𝐾) < (𝐸‘(𝑆‘(𝐽 + 1)))) → ((𝑆‘(𝐽 + 1)) + ((𝑄‘𝐾) − (𝐸‘(𝑆‘(𝐽 + 1))))) < (𝑆‘(𝐽 + 1)))
138	129, 137	eqbrtrd 5127	. . . . . . . . . 10 ⊢ ((𝜑 ∧ (𝑄‘𝐾) < (𝐸‘(𝑆‘(𝐽 + 1)))) → ((𝑄‘𝐾) − ((𝐸‘(𝑆‘(𝐽 + 1))) − (𝑆‘(𝐽 + 1)))) < (𝑆‘(𝐽 + 1)))
139	80, 114, 110, 119, 138	lelttrd 11461	. . . . . . . . 9 ⊢ ((𝜑 ∧ (𝑄‘𝐾) < (𝐸‘(𝑆‘(𝐽 + 1)))) → ((𝑄‘𝐾) − ((𝐸‘𝑌) − 𝑌)) < (𝑆‘(𝐽 + 1)))
140	84, 33	ffvelcdmd 7083	. . . . . . . . . . . 12 ⊢ (𝜑 → (𝑆‘(𝐽 + 1)) ∈ (𝐶[,]𝐷))
141		elicc2 13535	. . . . . . . . . . . . 13 ⊢ ((𝐶 ∈ ℝ ∧ 𝐷 ∈ ℝ) → ((𝑆‘(𝐽 + 1)) ∈ (𝐶[,]𝐷) ↔ ((𝑆‘(𝐽 + 1)) ∈ ℝ ∧ 𝐶 ≤ (𝑆‘(𝐽 + 1)) ∧ (𝑆‘(𝐽 + 1)) ≤ 𝐷)))
142	14, 15, 141	syl2anc 596	. . . . . . . . . . . 12 ⊢ (𝜑 → ((𝑆‘(𝐽 + 1)) ∈ (𝐶[,]𝐷) ↔ ((𝑆‘(𝐽 + 1)) ∈ ℝ ∧ 𝐶 ≤ (𝑆‘(𝐽 + 1)) ∧ (𝑆‘(𝐽 + 1)) ≤ 𝐷)))
143	140, 142	mpbid 235	. . . . . . . . . . 11 ⊢ (𝜑 → ((𝑆‘(𝐽 + 1)) ∈ ℝ ∧ 𝐶 ≤ (𝑆‘(𝐽 + 1)) ∧ (𝑆‘(𝐽 + 1)) ≤ 𝐷))
144	143	simp3d 1162	. . . . . . . . . 10 ⊢ (𝜑 → (𝑆‘(𝐽 + 1)) ≤ 𝐷)
145	144	adantr 486	. . . . . . . . 9 ⊢ ((𝜑 ∧ (𝑄‘𝐾) < (𝐸‘(𝑆‘(𝐽 + 1)))) → (𝑆‘(𝐽 + 1)) ≤ 𝐷)
146	80, 110, 62, 139, 145	ltletrd 11463	. . . . . . . 8 ⊢ ((𝜑 ∧ (𝑄‘𝐾) < (𝐸‘(𝑆‘(𝐽 + 1)))) → ((𝑄‘𝐾) − ((𝐸‘𝑌) − 𝑌)) < 𝐷)
147	80, 62, 146	ltled 11451	. . . . . . 7 ⊢ ((𝜑 ∧ (𝑄‘𝐾) < (𝐸‘(𝑆‘(𝐽 + 1)))) → ((𝑄‘𝐾) − ((𝐸‘𝑌) − 𝑌)) ≤ 𝐷)
148	61, 62, 80, 109, 147	eliccd 46485	. . . . . 6 ⊢ ((𝜑 ∧ (𝑄‘𝐾) < (𝐸‘(𝑆‘(𝐽 + 1)))) → ((𝑄‘𝐾) − ((𝐸‘𝑌) − 𝑌)) ∈ (𝐶[,]𝐷))
149		id 23	. . . . . . . . . . . . . . 15 ⊢ (𝑥 = 𝑌 → 𝑥 = 𝑌)
150		oveq2 7426	. . . . . . . . . . . . . . . . . 18 ⊢ (𝑥 = 𝑌 → (𝐵 − 𝑥) = (𝐵 − 𝑌))
151	150	oveq1d 7433	. . . . . . . . . . . . . . . . 17 ⊢ (𝑥 = 𝑌 → ((𝐵 − 𝑥) / 𝑇) = ((𝐵 − 𝑌) / 𝑇))
152	151	fveq2d 6887	. . . . . . . . . . . . . . . 16 ⊢ (𝑥 = 𝑌 → (⌊‘((𝐵 − 𝑥) / 𝑇)) = (⌊‘((𝐵 − 𝑌) / 𝑇)))
153	152	oveq1d 7433	. . . . . . . . . . . . . . 15 ⊢ (𝑥 = 𝑌 → ((⌊‘((𝐵 − 𝑥) / 𝑇)) · 𝑇) = ((⌊‘((𝐵 − 𝑌) / 𝑇)) · 𝑇))
154	149, 153	oveq12d 7436	. . . . . . . . . . . . . 14 ⊢ (𝑥 = 𝑌 → (𝑥 + ((⌊‘((𝐵 − 𝑥) / 𝑇)) · 𝑇)) = (𝑌 + ((⌊‘((𝐵 − 𝑌) / 𝑇)) · 𝑇)))
155	154	adantl 487	. . . . . . . . . . . . 13 ⊢ ((𝜑 ∧ 𝑥 = 𝑌) → (𝑥 + ((⌊‘((𝐵 − 𝑥) / 𝑇)) · 𝑇)) = (𝑌 + ((⌊‘((𝐵 − 𝑌) / 𝑇)) · 𝑇)))
156	36, 75	resubcld 11737	. . . . . . . . . . . . . . . . . 18 ⊢ (𝜑 → (𝐵 − 𝑌) ∈ ℝ)
157	156, 40, 45	redivcld 12138	. . . . . . . . . . . . . . . . 17 ⊢ (𝜑 → ((𝐵 − 𝑌) / 𝑇) ∈ ℝ)
158	157	flcld 13931	. . . . . . . . . . . . . . . 16 ⊢ (𝜑 → (⌊‘((𝐵 − 𝑌) / 𝑇)) ∈ ℤ)
159	158	zred 12796	. . . . . . . . . . . . . . 15 ⊢ (𝜑 → (⌊‘((𝐵 − 𝑌) / 𝑇)) ∈ ℝ)
160	159, 40	remulcld 11332	. . . . . . . . . . . . . 14 ⊢ (𝜑 → ((⌊‘((𝐵 − 𝑌) / 𝑇)) · 𝑇) ∈ ℝ)
161	75, 160	readdcld 11331	. . . . . . . . . . . . 13 ⊢ (𝜑 → (𝑌 + ((⌊‘((𝐵 − 𝑌) / 𝑇)) · 𝑇)) ∈ ℝ)
162	2, 155, 75, 161	fvmptd 6999	. . . . . . . . . . . 12 ⊢ (𝜑 → (𝐸‘𝑌) = (𝑌 + ((⌊‘((𝐵 − 𝑌) / 𝑇)) · 𝑇)))
163	162	oveq1d 7433	. . . . . . . . . . 11 ⊢ (𝜑 → ((𝐸‘𝑌) − 𝑌) = ((𝑌 + ((⌊‘((𝐵 − 𝑌) / 𝑇)) · 𝑇)) − 𝑌))
164	163	oveq1d 7433	. . . . . . . . . 10 ⊢ (𝜑 → (((𝐸‘𝑌) − 𝑌) / 𝑇) = (((𝑌 + ((⌊‘((𝐵 − 𝑌) / 𝑇)) · 𝑇)) − 𝑌) / 𝑇))
165	160	recnd 11330	. . . . . . . . . . . 12 ⊢ (𝜑 → ((⌊‘((𝐵 − 𝑌) / 𝑇)) · 𝑇) ∈ ℂ)
166	100, 165	pncan2d 11664	. . . . . . . . . . 11 ⊢ (𝜑 → ((𝑌 + ((⌊‘((𝐵 − 𝑌) / 𝑇)) · 𝑇)) − 𝑌) = ((⌊‘((𝐵 − 𝑌) / 𝑇)) · 𝑇))
167	166	oveq1d 7433	. . . . . . . . . 10 ⊢ (𝜑 → (((𝑌 + ((⌊‘((𝐵 − 𝑌) / 𝑇)) · 𝑇)) − 𝑌) / 𝑇) = (((⌊‘((𝐵 − 𝑌) / 𝑇)) · 𝑇) / 𝑇))
168	159	recnd 11330	. . . . . . . . . . 11 ⊢ (𝜑 → (⌊‘((𝐵 − 𝑌) / 𝑇)) ∈ ℂ)
169	40	recnd 11330	. . . . . . . . . . 11 ⊢ (𝜑 → 𝑇 ∈ ℂ)
170	168, 169, 45	divcan4d 12092	. . . . . . . . . 10 ⊢ (𝜑 → (((⌊‘((𝐵 − 𝑌) / 𝑇)) · 𝑇) / 𝑇) = (⌊‘((𝐵 − 𝑌) / 𝑇)))
171	164, 167, 170	3eqtrd 2800	. . . . . . . . 9 ⊢ (𝜑 → (((𝐸‘𝑌) − 𝑌) / 𝑇) = (⌊‘((𝐵 − 𝑌) / 𝑇)))
172	171, 158	eqeltrd 2861	. . . . . . . 8 ⊢ (𝜑 → (((𝐸‘𝑌) − 𝑌) / 𝑇) ∈ ℤ)
173	78	recnd 11330	. . . . . . . . . . . 12 ⊢ (𝜑 → ((𝐸‘𝑌) − 𝑌) ∈ ℂ)
174	173, 169, 45	divcan1d 12087	. . . . . . . . . . 11 ⊢ (𝜑 → ((((𝐸‘𝑌) − 𝑌) / 𝑇) · 𝑇) = ((𝐸‘𝑌) − 𝑌))
175	174	oveq2d 7434	. . . . . . . . . 10 ⊢ (𝜑 → (((𝑄‘𝐾) − ((𝐸‘𝑌) − 𝑌)) + ((((𝐸‘𝑌) − 𝑌) / 𝑇) · 𝑇)) = (((𝑄‘𝐾) − ((𝐸‘𝑌) − 𝑌)) + ((𝐸‘𝑌) − 𝑌)))
176	98, 173	npcand 11666	. . . . . . . . . 10 ⊢ (𝜑 → (((𝑄‘𝐾) − ((𝐸‘𝑌) − 𝑌)) + ((𝐸‘𝑌) − 𝑌)) = (𝑄‘𝐾))
177	175, 176	eqtrd 2796	. . . . . . . . 9 ⊢ (𝜑 → (((𝑄‘𝐾) − ((𝐸‘𝑌) − 𝑌)) + ((((𝐸‘𝑌) − 𝑌) / 𝑇) · 𝑇)) = (𝑄‘𝐾))
178		ffun 6710	. . . . . . . . . . 11 ⊢ (𝑄:(0...𝑀)⟶ℝ → Fun 𝑄)
179	58, 178	syl 18	. . . . . . . . . 10 ⊢ (𝜑 → Fun 𝑄)
180	58	fdmd 6718	. . . . . . . . . . 11 ⊢ (𝜑 → dom 𝑄 = (0...𝑀))
181	59, 180	eleqtrrd 2864	. . . . . . . . . 10 ⊢ (𝜑 → 𝐾 ∈ dom 𝑄)
182		fvelrn 7074	. . . . . . . . . 10 ⊢ ((Fun 𝑄 ∧ 𝐾 ∈ dom 𝑄) → (𝑄‘𝐾) ∈ ran 𝑄)
183	179, 181, 182	syl2anc 596	. . . . . . . . 9 ⊢ (𝜑 → (𝑄‘𝐾) ∈ ran 𝑄)
184	177, 183	eqeltrd 2861	. . . . . . . 8 ⊢ (𝜑 → (((𝑄‘𝐾) − ((𝐸‘𝑌) − 𝑌)) + ((((𝐸‘𝑌) − 𝑌) / 𝑇) · 𝑇)) ∈ ran 𝑄)
185		oveq1 7425	. . . . . . . . . . 11 ⊢ (𝑘 = (((𝐸‘𝑌) − 𝑌) / 𝑇) → (𝑘 · 𝑇) = ((((𝐸‘𝑌) − 𝑌) / 𝑇) · 𝑇))
186	185	oveq2d 7434	. . . . . . . . . 10 ⊢ (𝑘 = (((𝐸‘𝑌) − 𝑌) / 𝑇) → (((𝑄‘𝐾) − ((𝐸‘𝑌) − 𝑌)) + (𝑘 · 𝑇)) = (((𝑄‘𝐾) − ((𝐸‘𝑌) − 𝑌)) + ((((𝐸‘𝑌) − 𝑌) / 𝑇) · 𝑇)))
187	186	eleq1d 2846	. . . . . . . . 9 ⊢ (𝑘 = (((𝐸‘𝑌) − 𝑌) / 𝑇) → ((((𝑄‘𝐾) − ((𝐸‘𝑌) − 𝑌)) + (𝑘 · 𝑇)) ∈ ran 𝑄 ↔ (((𝑄‘𝐾) − ((𝐸‘𝑌) − 𝑌)) + ((((𝐸‘𝑌) − 𝑌) / 𝑇) · 𝑇)) ∈ ran 𝑄))
188	187	rspcev 3577	. . . . . . . 8 ⊢ (((((𝐸‘𝑌) − 𝑌) / 𝑇) ∈ ℤ ∧ (((𝑄‘𝐾) − ((𝐸‘𝑌) − 𝑌)) + ((((𝐸‘𝑌) − 𝑌) / 𝑇) · 𝑇)) ∈ ran 𝑄) → ∃𝑘 ∈ ℤ (((𝑄‘𝐾) − ((𝐸‘𝑌) − 𝑌)) + (𝑘 · 𝑇)) ∈ ran 𝑄)
189	172, 184, 188	syl2anc 596	. . . . . . 7 ⊢ (𝜑 → ∃𝑘 ∈ ℤ (((𝑄‘𝐾) − ((𝐸‘𝑌) − 𝑌)) + (𝑘 · 𝑇)) ∈ ran 𝑄)
190	189	adantr 486	. . . . . 6 ⊢ ((𝜑 ∧ (𝑄‘𝐾) < (𝐸‘(𝑆‘(𝐽 + 1)))) → ∃𝑘 ∈ ℤ (((𝑄‘𝐾) − ((𝐸‘𝑌) − 𝑌)) + (𝑘 · 𝑇)) ∈ ran 𝑄)
191		oveq1 7425	. . . . . . . . 9 ⊢ (𝑥 = ((𝑄‘𝐾) − ((𝐸‘𝑌) − 𝑌)) → (𝑥 + (𝑘 · 𝑇)) = (((𝑄‘𝐾) − ((𝐸‘𝑌) − 𝑌)) + (𝑘 · 𝑇)))
192	191	eleq1d 2846	. . . . . . . 8 ⊢ (𝑥 = ((𝑄‘𝐾) − ((𝐸‘𝑌) − 𝑌)) → ((𝑥 + (𝑘 · 𝑇)) ∈ ran 𝑄 ↔ (((𝑄‘𝐾) − ((𝐸‘𝑌) − 𝑌)) + (𝑘 · 𝑇)) ∈ ran 𝑄))
193	192	rexbidv 3187	. . . . . . 7 ⊢ (𝑥 = ((𝑄‘𝐾) − ((𝐸‘𝑌) − 𝑌)) → (∃𝑘 ∈ ℤ (𝑥 + (𝑘 · 𝑇)) ∈ ran 𝑄 ↔ ∃𝑘 ∈ ℤ (((𝑄‘𝐾) − ((𝐸‘𝑌) − 𝑌)) + (𝑘 · 𝑇)) ∈ ran 𝑄))
194	193	elrab 3645	. . . . . 6 ⊢ (((𝑄‘𝐾) − ((𝐸‘𝑌) − 𝑌)) ∈ {𝑥 ∈ (𝐶[,]𝐷) ∣ ∃𝑘 ∈ ℤ (𝑥 + (𝑘 · 𝑇)) ∈ ran 𝑄} ↔ (((𝑄‘𝐾) − ((𝐸‘𝑌) − 𝑌)) ∈ (𝐶[,]𝐷) ∧ ∃𝑘 ∈ ℤ (((𝑄‘𝐾) − ((𝐸‘𝑌) − 𝑌)) + (𝑘 · 𝑇)) ∈ ran 𝑄))
195	148, 190, 194	sylanbrc 595	. . . . 5 ⊢ ((𝜑 ∧ (𝑄‘𝐾) < (𝐸‘(𝑆‘(𝐽 + 1)))) → ((𝑄‘𝐾) − ((𝐸‘𝑌) − 𝑌)) ∈ {𝑥 ∈ (𝐶[,]𝐷) ∣ ∃𝑘 ∈ ℤ (𝑥 + (𝑘 · 𝑇)) ∈ ran 𝑄})
196		elun2 4129	. . . . 5 ⊢ (((𝑄‘𝐾) − ((𝐸‘𝑌) − 𝑌)) ∈ {𝑥 ∈ (𝐶[,]𝐷) ∣ ∃𝑘 ∈ ℤ (𝑥 + (𝑘 · 𝑇)) ∈ ran 𝑄} → ((𝑄‘𝐾) − ((𝐸‘𝑌) − 𝑌)) ∈ ({𝐶, 𝐷} ∪ {𝑥 ∈ (𝐶[,]𝐷) ∣ ∃𝑘 ∈ ℤ (𝑥 + (𝑘 · 𝑇)) ∈ ran 𝑄}))
197	195, 196	syl 18	. . . 4 ⊢ ((𝜑 ∧ (𝑄‘𝐾) < (𝐸‘(𝑆‘(𝐽 + 1)))) → ((𝑄‘𝐾) − ((𝐸‘𝑌) − 𝑌)) ∈ ({𝐶, 𝐷} ∪ {𝑥 ∈ (𝐶[,]𝐷) ∣ ∃𝑘 ∈ ℤ (𝑥 + (𝑘 · 𝑇)) ∈ ran 𝑄}))
198		fourierdlem63.x	. . . 4 ⊢ 𝑋 = ((𝑄‘𝐾) − ((𝐸‘𝑌) − 𝑌))
199	197, 198, 18	3eltr4g 2878	. . 3 ⊢ ((𝜑 ∧ (𝑄‘𝐾) < (𝐸‘(𝑆‘(𝐽 + 1)))) → 𝑋 ∈ 𝐻)
200		elfzelz 13649	. . . . . . . . 9 ⊢ (𝑗 ∈ (0...𝑁) → 𝑗 ∈ ℤ)
201	200	ad2antlr 740	. . . . . . . 8 ⊢ (((𝜑 ∧ 𝑗 ∈ (0...𝑁)) ∧ ((𝑆‘𝐽) < (𝑆‘𝑗) ∧ (𝑆‘𝑗) < (𝑆‘(𝐽 + 1)))) → 𝑗 ∈ ℤ)
202		elfzoelz 13786	. . . . . . . . . . 11 ⊢ (𝐽 ∈ (0..^𝑁) → 𝐽 ∈ ℤ)
203	31, 202	syl 18	. . . . . . . . . 10 ⊢ (𝜑 → 𝐽 ∈ ℤ)
204	203	ad2antrr 739	. . . . . . . . 9 ⊢ (((𝜑 ∧ 𝑗 ∈ (0...𝑁)) ∧ ((𝑆‘𝐽) < (𝑆‘𝑗) ∧ (𝑆‘𝑗) < (𝑆‘(𝐽 + 1)))) → 𝐽 ∈ ℤ)
205		simpr 490	. . . . . . . . . . 11 ⊢ (((𝜑 ∧ 𝑗 ∈ (0...𝑁)) ∧ (𝑆‘𝐽) < (𝑆‘𝑗)) → (𝑆‘𝐽) < (𝑆‘𝑗))
206	21	simprd 501	. . . . . . . . . . . . 13 ⊢ (𝜑 → 𝑆 Isom < , < ((0...𝑁), 𝐻))
207	206	ad2antrr 739	. . . . . . . . . . . 12 ⊢ (((𝜑 ∧ 𝑗 ∈ (0...𝑁)) ∧ (𝑆‘𝐽) < (𝑆‘𝑗)) → 𝑆 Isom < , < ((0...𝑁), 𝐻))
208	69	ad2antrr 739	. . . . . . . . . . . 12 ⊢ (((𝜑 ∧ 𝑗 ∈ (0...𝑁)) ∧ (𝑆‘𝐽) < (𝑆‘𝑗)) → 𝐽 ∈ (0...𝑁))
209		simplr 781	. . . . . . . . . . . 12 ⊢ (((𝜑 ∧ 𝑗 ∈ (0...𝑁)) ∧ (𝑆‘𝐽) < (𝑆‘𝑗)) → 𝑗 ∈ (0...𝑁))
210		isorel 7332	. . . . . . . . . . . 12 ⊢ ((𝑆 Isom < , < ((0...𝑁), 𝐻) ∧ (𝐽 ∈ (0...𝑁) ∧ 𝑗 ∈ (0...𝑁))) → (𝐽 < 𝑗 ↔ (𝑆‘𝐽) < (𝑆‘𝑗)))
211	207, 208, 209, 210	syl12anc 850	. . . . . . . . . . 11 ⊢ (((𝜑 ∧ 𝑗 ∈ (0...𝑁)) ∧ (𝑆‘𝐽) < (𝑆‘𝑗)) → (𝐽 < 𝑗 ↔ (𝑆‘𝐽) < (𝑆‘𝑗)))
212	205, 211	mpbird 260	. . . . . . . . . 10 ⊢ (((𝜑 ∧ 𝑗 ∈ (0...𝑁)) ∧ (𝑆‘𝐽) < (𝑆‘𝑗)) → 𝐽 < 𝑗)
213	212	adantrr 730	. . . . . . . . 9 ⊢ (((𝜑 ∧ 𝑗 ∈ (0...𝑁)) ∧ ((𝑆‘𝐽) < (𝑆‘𝑗) ∧ (𝑆‘𝑗) < (𝑆‘(𝐽 + 1)))) → 𝐽 < 𝑗)
214		simpr 490	. . . . . . . . . . 11 ⊢ (((𝜑 ∧ 𝑗 ∈ (0...𝑁)) ∧ (𝑆‘𝑗) < (𝑆‘(𝐽 + 1))) → (𝑆‘𝑗) < (𝑆‘(𝐽 + 1)))
215	206	ad2antrr 739	. . . . . . . . . . . 12 ⊢ (((𝜑 ∧ 𝑗 ∈ (0...𝑁)) ∧ (𝑆‘𝑗) < (𝑆‘(𝐽 + 1))) → 𝑆 Isom < , < ((0...𝑁), 𝐻))
216		simplr 781	. . . . . . . . . . . 12 ⊢ (((𝜑 ∧ 𝑗 ∈ (0...𝑁)) ∧ (𝑆‘𝑗) < (𝑆‘(𝐽 + 1))) → 𝑗 ∈ (0...𝑁))
217	33	ad2antrr 739	. . . . . . . . . . . 12 ⊢ (((𝜑 ∧ 𝑗 ∈ (0...𝑁)) ∧ (𝑆‘𝑗) < (𝑆‘(𝐽 + 1))) → (𝐽 + 1) ∈ (0...𝑁))
218		isorel 7332	. . . . . . . . . . . 12 ⊢ ((𝑆 Isom < , < ((0...𝑁), 𝐻) ∧ (𝑗 ∈ (0...𝑁) ∧ (𝐽 + 1) ∈ (0...𝑁))) → (𝑗 < (𝐽 + 1) ↔ (𝑆‘𝑗) < (𝑆‘(𝐽 + 1))))
219	215, 216, 217, 218	syl12anc 850	. . . . . . . . . . 11 ⊢ (((𝜑 ∧ 𝑗 ∈ (0...𝑁)) ∧ (𝑆‘𝑗) < (𝑆‘(𝐽 + 1))) → (𝑗 < (𝐽 + 1) ↔ (𝑆‘𝑗) < (𝑆‘(𝐽 + 1))))
220	214, 219	mpbird 260	. . . . . . . . . 10 ⊢ (((𝜑 ∧ 𝑗 ∈ (0...𝑁)) ∧ (𝑆‘𝑗) < (𝑆‘(𝐽 + 1))) → 𝑗 < (𝐽 + 1))
221	220	adantrl 729	. . . . . . . . 9 ⊢ (((𝜑 ∧ 𝑗 ∈ (0...𝑁)) ∧ ((𝑆‘𝐽) < (𝑆‘𝑗) ∧ (𝑆‘𝑗) < (𝑆‘(𝐽 + 1)))) → 𝑗 < (𝐽 + 1))
222		btwnnz 12768	. . . . . . . . 9 ⊢ ((𝐽 ∈ ℤ ∧ 𝐽 < 𝑗 ∧ 𝑗 < (𝐽 + 1)) → ¬ 𝑗 ∈ ℤ)
223	204, 213, 221, 222	syl3anc 1398	. . . . . . . 8 ⊢ (((𝜑 ∧ 𝑗 ∈ (0...𝑁)) ∧ ((𝑆‘𝐽) < (𝑆‘𝑗) ∧ (𝑆‘𝑗) < (𝑆‘(𝐽 + 1)))) → ¬ 𝑗 ∈ ℤ)
224	201, 223	pm2.65da 829	. . . . . . 7 ⊢ ((𝜑 ∧ 𝑗 ∈ (0...𝑁)) → ¬ ((𝑆‘𝐽) < (𝑆‘𝑗) ∧ (𝑆‘𝑗) < (𝑆‘(𝐽 + 1))))
225	224	adantlr 728	. . . . . 6 ⊢ (((𝜑 ∧ (𝑄‘𝐾) < (𝐸‘(𝑆‘(𝐽 + 1)))) ∧ 𝑗 ∈ (0...𝑁)) → ¬ ((𝑆‘𝐽) < (𝑆‘𝑗) ∧ (𝑆‘𝑗) < (𝑆‘(𝐽 + 1))))
226	70	ad2antrr 739	. . . . . . . . 9 ⊢ (((𝜑 ∧ 𝑗 ∈ (0...𝑁)) ∧ (𝑆‘𝑗) = 𝑋) → (𝑆‘𝐽) ∈ ℝ)
227	75	ad2antrr 739	. . . . . . . . 9 ⊢ (((𝜑 ∧ 𝑗 ∈ (0...𝑁)) ∧ (𝑆‘𝑗) = 𝑋) → 𝑌 ∈ ℝ)
228	30	ffvelcdmda 7082	. . . . . . . . . 10 ⊢ ((𝜑 ∧ 𝑗 ∈ (0...𝑁)) → (𝑆‘𝑗) ∈ ℝ)
229	228	adantr 486	. . . . . . . . 9 ⊢ (((𝜑 ∧ 𝑗 ∈ (0...𝑁)) ∧ (𝑆‘𝑗) = 𝑋) → (𝑆‘𝑗) ∈ ℝ)
230	74	simp2d 1161	. . . . . . . . . 10 ⊢ (𝜑 → (𝑆‘𝐽) ≤ 𝑌)
231	230	ad2antrr 739	. . . . . . . . 9 ⊢ (((𝜑 ∧ 𝑗 ∈ (0...𝑁)) ∧ (𝑆‘𝑗) = 𝑋) → (𝑆‘𝐽) ≤ 𝑌)
232	106, 198	breqtrrdi 5147	. . . . . . . . . . . 12 ⊢ (𝜑 → 𝑌 < 𝑋)
233	232	adantr 486	. . . . . . . . . . 11 ⊢ ((𝜑 ∧ (𝑆‘𝑗) = 𝑋) → 𝑌 < 𝑋)
234		eqcom 2768	. . . . . . . . . . . 12 ⊢ (𝑋 = (𝑆‘𝑗) ↔ (𝑆‘𝑗) = 𝑋)
235	234	bilanri 512	. . . . . . . . . . 11 ⊢ ((𝜑 ∧ (𝑆‘𝑗) = 𝑋) → 𝑋 = (𝑆‘𝑗))
236	233, 235	breqtrd 5131	. . . . . . . . . 10 ⊢ ((𝜑 ∧ (𝑆‘𝑗) = 𝑋) → 𝑌 < (𝑆‘𝑗))
237	236	adantlr 728	. . . . . . . . 9 ⊢ (((𝜑 ∧ 𝑗 ∈ (0...𝑁)) ∧ (𝑆‘𝑗) = 𝑋) → 𝑌 < (𝑆‘𝑗))
238	226, 227, 229, 231, 237	lelttrd 11461	. . . . . . . 8 ⊢ (((𝜑 ∧ 𝑗 ∈ (0...𝑁)) ∧ (𝑆‘𝑗) = 𝑋) → (𝑆‘𝐽) < (𝑆‘𝑗))
239	238	adantllr 732	. . . . . . 7 ⊢ ((((𝜑 ∧ (𝑄‘𝐾) < (𝐸‘(𝑆‘(𝐽 + 1)))) ∧ 𝑗 ∈ (0...𝑁)) ∧ (𝑆‘𝑗) = 𝑋) → (𝑆‘𝐽) < (𝑆‘𝑗))
240		simpr 490	. . . . . . . . 9 ⊢ (((𝜑 ∧ (𝑄‘𝐾) < (𝐸‘(𝑆‘(𝐽 + 1)))) ∧ (𝑆‘𝑗) = 𝑋) → (𝑆‘𝑗) = 𝑋)
241	198, 139	eqbrtrid 5140	. . . . . . . . . 10 ⊢ ((𝜑 ∧ (𝑄‘𝐾) < (𝐸‘(𝑆‘(𝐽 + 1)))) → 𝑋 < (𝑆‘(𝐽 + 1)))
242	241	adantr 486	. . . . . . . . 9 ⊢ (((𝜑 ∧ (𝑄‘𝐾) < (𝐸‘(𝑆‘(𝐽 + 1)))) ∧ (𝑆‘𝑗) = 𝑋) → 𝑋 < (𝑆‘(𝐽 + 1)))
243	240, 242	eqbrtrd 5127	. . . . . . . 8 ⊢ (((𝜑 ∧ (𝑄‘𝐾) < (𝐸‘(𝑆‘(𝐽 + 1)))) ∧ (𝑆‘𝑗) = 𝑋) → (𝑆‘𝑗) < (𝑆‘(𝐽 + 1)))
244	243	adantlr 728	. . . . . . 7 ⊢ ((((𝜑 ∧ (𝑄‘𝐾) < (𝐸‘(𝑆‘(𝐽 + 1)))) ∧ 𝑗 ∈ (0...𝑁)) ∧ (𝑆‘𝑗) = 𝑋) → (𝑆‘𝑗) < (𝑆‘(𝐽 + 1)))
245	239, 244	jca 521	. . . . . 6 ⊢ ((((𝜑 ∧ (𝑄‘𝐾) < (𝐸‘(𝑆‘(𝐽 + 1)))) ∧ 𝑗 ∈ (0...𝑁)) ∧ (𝑆‘𝑗) = 𝑋) → ((𝑆‘𝐽) < (𝑆‘𝑗) ∧ (𝑆‘𝑗) < (𝑆‘(𝐽 + 1))))
246	225, 245	mtand 828	. . . . 5 ⊢ (((𝜑 ∧ (𝑄‘𝐾) < (𝐸‘(𝑆‘(𝐽 + 1)))) ∧ 𝑗 ∈ (0...𝑁)) → ¬ (𝑆‘𝑗) = 𝑋)
247	246	nrexdv 3158	. . . 4 ⊢ ((𝜑 ∧ (𝑄‘𝐾) < (𝐸‘(𝑆‘(𝐽 + 1)))) → ¬ ∃𝑗 ∈ (0...𝑁)(𝑆‘𝑗) = 𝑋)
248		isof1o 7329	. . . . . . . . 9 ⊢ (𝑆 Isom < , < ((0...𝑁), 𝐻) → 𝑆:(0...𝑁)–1-1-onto→𝐻)
249	206, 248	syl 18	. . . . . . . 8 ⊢ (𝜑 → 𝑆:(0...𝑁)–1-1-onto→𝐻)
250		f1ofo 6830	. . . . . . . 8 ⊢ (𝑆:(0...𝑁)–1-1-onto→𝐻 → 𝑆:(0...𝑁)–onto→𝐻)
251	249, 250	syl 18	. . . . . . 7 ⊢ (𝜑 → 𝑆:(0...𝑁)–onto→𝐻)
252		foelrn 7105	. . . . . . 7 ⊢ ((𝑆:(0...𝑁)–onto→𝐻 ∧ 𝑋 ∈ 𝐻) → ∃𝑗 ∈ (0...𝑁)𝑋 = (𝑆‘𝑗))
253	251, 252	sylan 592	. . . . . 6 ⊢ ((𝜑 ∧ 𝑋 ∈ 𝐻) → ∃𝑗 ∈ (0...𝑁)𝑋 = (𝑆‘𝑗))
254	234	rexbii 3110	. . . . . 6 ⊢ (∃𝑗 ∈ (0...𝑁)𝑋 = (𝑆‘𝑗) ↔ ∃𝑗 ∈ (0...𝑁)(𝑆‘𝑗) = 𝑋)
255	253, 254	sylib 221	. . . . 5 ⊢ ((𝜑 ∧ 𝑋 ∈ 𝐻) → ∃𝑗 ∈ (0...𝑁)(𝑆‘𝑗) = 𝑋)
256	255	adantlr 728	. . . 4 ⊢ (((𝜑 ∧ (𝑄‘𝐾) < (𝐸‘(𝑆‘(𝐽 + 1)))) ∧ 𝑋 ∈ 𝐻) → ∃𝑗 ∈ (0...𝑁)(𝑆‘𝑗) = 𝑋)
257	247, 256	mtand 828	. . 3 ⊢ ((𝜑 ∧ (𝑄‘𝐾) < (𝐸‘(𝑆‘(𝐽 + 1)))) → ¬ 𝑋 ∈ 𝐻)
258	199, 257	pm2.65da 829	. 2 ⊢ (𝜑 → ¬ (𝑄‘𝐾) < (𝐸‘(𝑆‘(𝐽 + 1))))
259	52, 60, 258	nltled 11453	1 ⊢ (𝜑 → (𝐸‘(𝑆‘(𝐽 + 1))) ≤ (𝑄‘𝐾))

Colors of variables: wff setvar class

This proof depends on syntax axioms: ¬ wn 3 → wi 4 ↔ wb 209 ∧ wa 401 ∧ w3a 1103 = wceq 1570 ∈ wcel 2145 ∀wral 3077 ∃wrex 3087 {crab 3413 ∪ cun 3897 ⊆ wss 3899 {cpr 4586 class class class wbr 5103 ↦ cmpt 5186 dom cdm 5651 ran crn 5652 ℩cio 6491 Fun wfun 6531 ⟶wf 6533 –onto→wfo 6535 –1-1-onto→wf1o 6536 ‘cfv 6537 Isom wiso 6538 (class class class)co 7418 ↑_m cmap 8840 ℂcc 11191 ℝcr 11192 0cc0 11193 1c1 11194 + caddc 11196 · cmul 11198 ℝ^*cxr 11335 < clt 11336 ≤ cle 11337 − cmin 11534 / cdiv 11966 ℕcn 12328 ℤcz 12686 (,]cioc 13470 [,)cico 13471 [,]cicc 13472 ...cfz 13632 ..^cfzo 13781 ⌊cfl 13923 ♯chash 14467

This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1943 ax-6 2000 ax-7 2041 ax-8 2147 ax-9 2155 ax-10 2178 ax-11 2194 ax-12 2213 ax-ext 2733 ax-rep 5232 ax-sep 5249 ax-nul 5260 ax-pow 5327 ax-pr 5391 ax-un 7749 ax-inf2 9635 ax-cnex 11249 ax-resscn 11250 ax-1cn 11251 ax-icn 11252 ax-addcl 11253 ax-addrcl 11254 ax-mulcl 11255 ax-mulrcl 11256 ax-mulcom 11257 ax-addass 11258 ax-mulass 11259 ax-distr 11260 ax-i2m1 11261 ax-1ne0 11262 ax-1rid 11263 ax-rnegex 11264 ax-rrecex 11265 ax-cnre 11266 ax-pre-lttri 11267 ax-pre-lttrn 11268 ax-pre-ltadd 11269 ax-pre-mulgt0 11270 ax-pre-sup 11271

This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-nf 1817 df-sb 2100 df-mo 2565 df-eu 2595 df-clab 2740 df-cleq 2753 df-clel 2836 df-nfc 2910 df-ne 2957 df-nel 3063 df-ral 3078 df-rex 3088 df-rmo 3366 df-reu 3367 df-rab 3414 df-v 3453 df-sbc 3740 df-csb 3848 df-dif 3902 df-un 3904 df-in 3906 df-ss 3916 df-pss 3919 df-nul 4280 df-if 4483 df-pw 4559 df-sn 4585 df-pr 4587 df-op 4591 df-uni 4868 df-int 4908 df-iun 4953 df-iin 4954 df-br 5104 df-opab 5168 df-mpt 5187 df-tr 5213 df-id 5546 df-eprel 5551 df-po 5559 df-so 5560 df-fr 5604 df-se 5605 df-we 5606 df-xp 5657 df-rel 5658 df-cnv 5659 df-co 5660 df-dm 5661 df-rn 5662 df-res 5663 df-ima 5664 df-pred 6303 df-ord 6364 df-on 6365 df-lim 6366 df-suc 6367 df-iota 6493 df-fun 6539 df-fn 6540 df-f 6541 df-f1 6542 df-fo 6543 df-f1o 6544 df-fv 6545 df-isom 6546 df-riota 7375 df-ov 7421 df-oprab 7422 df-mpo 7423 df-om 7876 df-1st 7999 df-2nd 8000 df-frecs 8292 df-wrecs 8323 df-recs 8372 df-rdg 8411 df-1o 8469 df-2o 8470 df-oadd 8473 df-er 8710 df-map 8842 df-en 8967 df-dom 8968 df-sdom 8969 df-fin 8970 df-fi 9396 df-sup 9427 df-inf 9428 df-oi 9497 df-dju 9975 df-card 10013 df-pnf 11338 df-mnf 11339 df-xr 11340 df-ltxr 11341 df-le 11342 df-sub 11536 df-neg 11537 df-div 11967 df-nn 12329 df-2 12398 df-3 12399 df-n0 12600 df-xnn0 12673 df-z 12687 df-uz 12959 df-q 13069 df-rp 13114 df-xneg 13234 df-xadd 13235 df-xmul 13236 df-ioo 13473 df-ioc 13474 df-ico 13475 df-icc 13476 df-fz 13633 df-fzo 13782 df-fl 13925 df-seq 14138 df-exp 14198 df-hash 14468 df-cj 15259 df-re 15260 df-im 15261 df-sqrt 15395 df-abs 15396 df-rest 17586 df-topgen 17607 df-psmet 21663 df-xmet 21664 df-met 21665 df-bl 21666 df-mopn 21667 df-top 23205 df-topon 23222 df-bases 23257 df-cld 23330 df-ntr 23331 df-cls 23332 df-nei 23409 df-lp 23447 df-cmp 23698

This theorem is used by: fourierdlem79 47164

W3C validator