fourierdlem63 - Mathbox for Glauco Siliprandi

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Theorem fourierdlem63 46941

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 7427	. . . . . . . . 9 ⊢ (𝑥 = (𝑆‘(𝐽 + 1)) → (𝐵 − 𝑥) = (𝐵 − (𝑆‘(𝐽 + 1))))
5	4	oveq1d 7434	. . . . . . . 8 ⊢ (𝑥 = (𝑆‘(𝐽 + 1)) → ((𝐵 − 𝑥) / 𝑇) = ((𝐵 − (𝑆‘(𝐽 + 1))) / 𝑇))
6	5	fveq2d 6889	. . . . . . 7 ⊢ (𝑥 = (𝑆‘(𝐽 + 1)) → (⌊‘((𝐵 − 𝑥) / 𝑇)) = (⌊‘((𝐵 − (𝑆‘(𝐽 + 1))) / 𝑇)))
7	6	oveq1d 7434	. . . . . 6 ⊢ (𝑥 = (𝑆‘(𝐽 + 1)) → ((⌊‘((𝐵 − 𝑥) / 𝑇)) · 𝑇) = ((⌊‘((𝐵 − (𝑆‘(𝐽 + 1))) / 𝑇)) · 𝑇))
8	3, 7	oveq12d 7437	. . . . 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 46932	. . . . . . . . . 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 46881	. . . . . . . . 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 8852	. . . . . 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 13810	. . . . . 6 ⊢ (𝐽 ∈ (0..^𝑁) → (𝐽 + 1) ∈ (0...𝑁))
33	31, 32	syl 18	. . . . 5 ⊢ (𝜑 → (𝐽 + 1) ∈ (0...𝑁))
34	30, 33	ffvelcdmd 7084	. . . 4 ⊢ (𝜑 → (𝑆‘(𝐽 + 1)) ∈ ℝ)
35	11, 12, 13	fourierdlem11 46890	. . . . . . . . . . 11 ⊢ (𝜑 → (𝐴 ∈ ℝ ∧ 𝐵 ∈ ℝ ∧ 𝐴 < 𝐵))
36	35	simp2d 1161	. . . . . . . . . 10 ⊢ (𝜑 → 𝐵 ∈ ℝ)
37	36, 34	resubcld 11657	. . . . . . . . 9 ⊢ (𝜑 → (𝐵 − (𝑆‘(𝐽 + 1))) ∈ ℝ)
38	35	simp1d 1160	. . . . . . . . . . 11 ⊢ (𝜑 → 𝐴 ∈ ℝ)
39	36, 38	resubcld 11657	. . . . . . . . . 10 ⊢ (𝜑 → (𝐵 − 𝐴) ∈ ℝ)
40	10, 39	eqeltrid 2869	. . . . . . . . 9 ⊢ (𝜑 → 𝑇 ∈ ℝ)
41	35	simp3d 1162	. . . . . . . . . . . 12 ⊢ (𝜑 → 𝐴 < 𝐵)
42	38, 36	posdifd 11816	. . . . . . . . . . . 12 ⊢ (𝜑 → (𝐴 < 𝐵 ↔ 0 < (𝐵 − 𝐴)))
43	41, 42	mpbid 235	. . . . . . . . . . 11 ⊢ (𝜑 → 0 < (𝐵 − 𝐴))
44	43, 10	breqtrrdi 5155	. . . . . . . . . 10 ⊢ (𝜑 → 0 < 𝑇)
45	44	gt0ne0d 11793	. . . . . . . . 9 ⊢ (𝜑 → 𝑇 ≠ 0)
46	37, 40, 45	redivcld 12058	. . . . . . . 8 ⊢ (𝜑 → ((𝐵 − (𝑆‘(𝐽 + 1))) / 𝑇) ∈ ℝ)
47	46	flcld 13849	. . . . . . 7 ⊢ (𝜑 → (⌊‘((𝐵 − (𝑆‘(𝐽 + 1))) / 𝑇)) ∈ ℤ)
48	47	zred 12716	. . . . . 6 ⊢ (𝜑 → (⌊‘((𝐵 − (𝑆‘(𝐽 + 1))) / 𝑇)) ∈ ℝ)
49	48, 40	remulcld 11254	. . . . 5 ⊢ (𝜑 → ((⌊‘((𝐵 − (𝑆‘(𝐽 + 1))) / 𝑇)) · 𝑇) ∈ ℝ)
50	34, 49	readdcld 11253	. . . 4 ⊢ (𝜑 → ((𝑆‘(𝐽 + 1)) + ((⌊‘((𝐵 − (𝑆‘(𝐽 + 1))) / 𝑇)) · 𝑇)) ∈ ℝ)
51	2, 9, 34, 50	fvmptd 7001	. . 3 ⊢ (𝜑 → (𝐸‘(𝑆‘(𝐽 + 1))) = ((𝑆‘(𝐽 + 1)) + ((⌊‘((𝐵 − (𝑆‘(𝐽 + 1))) / 𝑇)) · 𝑇)))
52	51, 50	eqeltrd 2865	. 2 ⊢ (𝜑 → (𝐸‘(𝑆‘(𝐽 + 1))) ∈ ℝ)
53	11	fourierdlem2 46881	. . . . . . 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 8852	. . . 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 7084	. 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 11274	. . . . . . . . . . . 12 ⊢ (𝜑 → 𝐴 ∈ ℝ^*)
64		iocssre 13470	. . . . . . . . . . . 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 46883	. . . . . . . . . . . 12 ⊢ (𝜑 → 𝐸:ℝ⟶(𝐴(,]𝐵))
67		fourierdlem63.y	. . . . . . . . . . . . . 14 ⊢ (𝜑 → 𝑌 ∈ ((𝑆‘𝐽)[,)(𝑆‘(𝐽 + 1))))
68		elfzofz 13721	. . . . . . . . . . . . . . . . 17 ⊢ (𝐽 ∈ (0..^𝑁) → 𝐽 ∈ (0...𝑁))
69	31, 68	syl 18	. . . . . . . . . . . . . . . 16 ⊢ (𝜑 → 𝐽 ∈ (0...𝑁))
70	30, 69	ffvelcdmd 7084	. . . . . . . . . . . . . . 15 ⊢ (𝜑 → (𝑆‘𝐽) ∈ ℝ)
71	34	rexrd 11274	. . . . . . . . . . . . . . 15 ⊢ (𝜑 → (𝑆‘(𝐽 + 1)) ∈ ℝ^*)
72		elico2 13453	. . . . . . . . . . . . . . 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 7084	. . . . . . . . . . 11 ⊢ (𝜑 → (𝐸‘𝑌) ∈ (𝐴(,]𝐵))
77	65, 76	sseldd 3939	. . . . . . . . . 10 ⊢ (𝜑 → (𝐸‘𝑌) ∈ ℝ)
78	77, 75	resubcld 11657	. . . . . . . . 9 ⊢ (𝜑 → ((𝐸‘𝑌) − 𝑌) ∈ ℝ)
79	60, 78	resubcld 11657	. . . . . . . 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 13479	. . . . . . . . . . . . . 14 ⊢ ((𝑆‘𝐽)[,)(𝑆‘(𝐽 + 1))) ⊆ ((𝑆‘𝐽)[,](𝑆‘(𝐽 + 1)))
82	14	rexrd 11274	. . . . . . . . . . . . . . 15 ⊢ (𝜑 → 𝐶 ∈ ℝ^*)
83	15	rexrd 11274	. . . . . . . . . . . . . . 15 ⊢ (𝜑 → 𝐷 ∈ ℝ^*)
84	17, 24, 23	fourierdlem15 46894	. . . . . . . . . . . . . . 15 ⊢ (𝜑 → 𝑆:(0...𝑁)⟶(𝐶[,]𝐷))
85	82, 83, 84, 31	fourierdlem8 46887	. . . . . . . . . . . . . 14 ⊢ (𝜑 → ((𝑆‘𝐽)[,](𝑆‘(𝐽 + 1))) ⊆ (𝐶[,]𝐷))
86	81, 85	sstrid 3949	. . . . . . . . . . . . 13 ⊢ (𝜑 → ((𝑆‘𝐽)[,)(𝑆‘(𝐽 + 1))) ⊆ (𝐶[,]𝐷))
87	86, 67	sseldd 3939	. . . . . . . . . . . 12 ⊢ (𝜑 → 𝑌 ∈ (𝐶[,]𝐷))
88		elicc2 13454	. . . . . . . . . . . . 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 11657	. . . . . . . . . . . . 13 ⊢ (𝜑 → ((𝑄‘𝐾) − (𝐸‘𝑌)) ∈ ℝ)
93		fourierdlem63.eyltqk	. . . . . . . . . . . . . 14 ⊢ (𝜑 → (𝐸‘𝑌) < (𝑄‘𝐾))
94	77, 60	posdifd 11816	. . . . . . . . . . . . . 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 13073	. . . . . . . . . . . 12 ⊢ (𝜑 → ((𝑄‘𝐾) − (𝐸‘𝑌)) ∈ ℝ⁺)
97	75, 96	ltaddrpd 13109	. . . . . . . . . . 11 ⊢ (𝜑 → 𝑌 < (𝑌 + ((𝑄‘𝐾) − (𝐸‘𝑌))))
98	60	recnd 11252	. . . . . . . . . . . . 13 ⊢ (𝜑 → (𝑄‘𝐾) ∈ ℂ)
99	77	recnd 11252	. . . . . . . . . . . . 13 ⊢ (𝜑 → (𝐸‘𝑌) ∈ ℂ)
100	75	recnd 11252	. . . . . . . . . . . . 13 ⊢ (𝜑 → 𝑌 ∈ ℂ)
101	98, 99, 100	subsub3d 11614	. . . . . . . . . . . 12 ⊢ (𝜑 → ((𝑄‘𝐾) − ((𝐸‘𝑌) − 𝑌)) = (((𝑄‘𝐾) + 𝑌) − (𝐸‘𝑌)))
102	98, 100	addcomd 11427	. . . . . . . . . . . . 13 ⊢ (𝜑 → ((𝑄‘𝐾) + 𝑌) = (𝑌 + (𝑄‘𝐾)))
103	102	oveq1d 7434	. . . . . . . . . . . 12 ⊢ (𝜑 → (((𝑄‘𝐾) + 𝑌) − (𝐸‘𝑌)) = ((𝑌 + (𝑄‘𝐾)) − (𝐸‘𝑌)))
104	100, 98, 99	addsubassd 11604	. . . . . . . . . . . 12 ⊢ (𝜑 → ((𝑌 + (𝑄‘𝐾)) − (𝐸‘𝑌)) = (𝑌 + ((𝑄‘𝐾) − (𝐸‘𝑌))))
105	101, 103, 104	3eqtrrd 2805	. . . . . . . . . . 11 ⊢ (𝜑 → (𝑌 + ((𝑄‘𝐾) − (𝐸‘𝑌))) = ((𝑄‘𝐾) − ((𝐸‘𝑌) − 𝑌)))
106	97, 105	breqtrd 5139	. . . . . . . . . 10 ⊢ (𝜑 → 𝑌 < ((𝑄‘𝐾) − ((𝐸‘𝑌) − 𝑌)))
107	14, 75, 79, 91, 106	lelttrd 11383	. . . . . . . . 9 ⊢ (𝜑 → 𝐶 < ((𝑄‘𝐾) − ((𝐸‘𝑌) − 𝑌)))
108	14, 79, 107	ltled 11373	. . . . . . . 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 11657	. . . . . . . . . . . 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 11657	. . . . . . . . . 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 11373	. . . . . . . . . . . . 13 ⊢ (𝜑 → 𝑌 ≤ (𝑆‘(𝐽 + 1)))
117	38, 36, 41, 10, 1, 75, 34, 116	fourierdlem7 46886	. . . . . . . . . . . 12 ⊢ (𝜑 → ((𝐸‘(𝑆‘(𝐽 + 1))) − (𝑆‘(𝐽 + 1))) ≤ ((𝐸‘𝑌) − 𝑌))
118	112, 78, 60, 117	lesub2dd 11846	. . . . . . . . . . 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 11252	. . . . . . . . . . . . . 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 11252	. . . . . . . . . . . . 13 ⊢ ((𝜑 ∧ (𝑄‘𝐾) < (𝐸‘(𝑆‘(𝐽 + 1)))) → (𝑆‘(𝐽 + 1)) ∈ ℂ)
124	120, 122, 123	subsubd 11612	. . . . . . . . . . . 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 11584	. . . . . . . . . . . . . 14 ⊢ (𝜑 → ((𝑄‘𝐾) − (𝐸‘(𝑆‘(𝐽 + 1)))) ∈ ℂ)
126	34	recnd 11252	. . . . . . . . . . . . . 14 ⊢ (𝜑 → (𝑆‘(𝐽 + 1)) ∈ ℂ)
127	125, 126	addcomd 11427	. . . . . . . . . . . . 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 2800	. . . . . . . . . . 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 11855	. . . . . . . . . . . . 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 11657	. . . . . . . . . . . . 13 ⊢ ((𝜑 ∧ (𝑄‘𝐾) < (𝐸‘(𝑆‘(𝐽 + 1)))) → ((𝑄‘𝐾) − (𝐸‘(𝑆‘(𝐽 + 1)))) ∈ ℝ)
135		ltaddneg 11441	. . . . . . . . . . . . 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 5135	. . . . . . . . . 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 11383	. . . . . . . . 9 ⊢ ((𝜑 ∧ (𝑄‘𝐾) < (𝐸‘(𝑆‘(𝐽 + 1)))) → ((𝑄‘𝐾) − ((𝐸‘𝑌) − 𝑌)) < (𝑆‘(𝐽 + 1)))
140	84, 33	ffvelcdmd 7084	. . . . . . . . . . . 12 ⊢ (𝜑 → (𝑆‘(𝐽 + 1)) ∈ (𝐶[,]𝐷))
141		elicc2 13454	. . . . . . . . . . . . 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 11385	. . . . . . . 8 ⊢ ((𝜑 ∧ (𝑄‘𝐾) < (𝐸‘(𝑆‘(𝐽 + 1)))) → ((𝑄‘𝐾) − ((𝐸‘𝑌) − 𝑌)) < 𝐷)
147	80, 62, 146	ltled 11373	. . . . . . 7 ⊢ ((𝜑 ∧ (𝑄‘𝐾) < (𝐸‘(𝑆‘(𝐽 + 1)))) → ((𝑄‘𝐾) − ((𝐸‘𝑌) − 𝑌)) ≤ 𝐷)
148	61, 62, 80, 109, 147	eliccd 46278	. . . . . 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 7427	. . . . . . . . . . . . . . . . . 18 ⊢ (𝑥 = 𝑌 → (𝐵 − 𝑥) = (𝐵 − 𝑌))
151	150	oveq1d 7434	. . . . . . . . . . . . . . . . 17 ⊢ (𝑥 = 𝑌 → ((𝐵 − 𝑥) / 𝑇) = ((𝐵 − 𝑌) / 𝑇))
152	151	fveq2d 6889	. . . . . . . . . . . . . . . 16 ⊢ (𝑥 = 𝑌 → (⌊‘((𝐵 − 𝑥) / 𝑇)) = (⌊‘((𝐵 − 𝑌) / 𝑇)))
153	152	oveq1d 7434	. . . . . . . . . . . . . . 15 ⊢ (𝑥 = 𝑌 → ((⌊‘((𝐵 − 𝑥) / 𝑇)) · 𝑇) = ((⌊‘((𝐵 − 𝑌) / 𝑇)) · 𝑇))
154	149, 153	oveq12d 7437	. . . . . . . . . . . . . 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 11657	. . . . . . . . . . . . . . . . . 18 ⊢ (𝜑 → (𝐵 − 𝑌) ∈ ℝ)
157	156, 40, 45	redivcld 12058	. . . . . . . . . . . . . . . . 17 ⊢ (𝜑 → ((𝐵 − 𝑌) / 𝑇) ∈ ℝ)
158	157	flcld 13849	. . . . . . . . . . . . . . . 16 ⊢ (𝜑 → (⌊‘((𝐵 − 𝑌) / 𝑇)) ∈ ℤ)
159	158	zred 12716	. . . . . . . . . . . . . . 15 ⊢ (𝜑 → (⌊‘((𝐵 − 𝑌) / 𝑇)) ∈ ℝ)
160	159, 40	remulcld 11254	. . . . . . . . . . . . . 14 ⊢ (𝜑 → ((⌊‘((𝐵 − 𝑌) / 𝑇)) · 𝑇) ∈ ℝ)
161	75, 160	readdcld 11253	. . . . . . . . . . . . 13 ⊢ (𝜑 → (𝑌 + ((⌊‘((𝐵 − 𝑌) / 𝑇)) · 𝑇)) ∈ ℝ)
162	2, 155, 75, 161	fvmptd 7001	. . . . . . . . . . . 12 ⊢ (𝜑 → (𝐸‘𝑌) = (𝑌 + ((⌊‘((𝐵 − 𝑌) / 𝑇)) · 𝑇)))
163	162	oveq1d 7434	. . . . . . . . . . 11 ⊢ (𝜑 → ((𝐸‘𝑌) − 𝑌) = ((𝑌 + ((⌊‘((𝐵 − 𝑌) / 𝑇)) · 𝑇)) − 𝑌))
164	163	oveq1d 7434	. . . . . . . . . 10 ⊢ (𝜑 → (((𝐸‘𝑌) − 𝑌) / 𝑇) = (((𝑌 + ((⌊‘((𝐵 − 𝑌) / 𝑇)) · 𝑇)) − 𝑌) / 𝑇))
165	160	recnd 11252	. . . . . . . . . . . 12 ⊢ (𝜑 → ((⌊‘((𝐵 − 𝑌) / 𝑇)) · 𝑇) ∈ ℂ)
166	100, 165	pncan2d 11586	. . . . . . . . . . 11 ⊢ (𝜑 → ((𝑌 + ((⌊‘((𝐵 − 𝑌) / 𝑇)) · 𝑇)) − 𝑌) = ((⌊‘((𝐵 − 𝑌) / 𝑇)) · 𝑇))
167	166	oveq1d 7434	. . . . . . . . . 10 ⊢ (𝜑 → (((𝑌 + ((⌊‘((𝐵 − 𝑌) / 𝑇)) · 𝑇)) − 𝑌) / 𝑇) = (((⌊‘((𝐵 − 𝑌) / 𝑇)) · 𝑇) / 𝑇))
168	159	recnd 11252	. . . . . . . . . . 11 ⊢ (𝜑 → (⌊‘((𝐵 − 𝑌) / 𝑇)) ∈ ℂ)
169	40	recnd 11252	. . . . . . . . . . 11 ⊢ (𝜑 → 𝑇 ∈ ℂ)
170	168, 169, 45	divcan4d 12012	. . . . . . . . . 10 ⊢ (𝜑 → (((⌊‘((𝐵 − 𝑌) / 𝑇)) · 𝑇) / 𝑇) = (⌊‘((𝐵 − 𝑌) / 𝑇)))
171	164, 167, 170	3eqtrd 2804	. . . . . . . . 9 ⊢ (𝜑 → (((𝐸‘𝑌) − 𝑌) / 𝑇) = (⌊‘((𝐵 − 𝑌) / 𝑇)))
172	171, 158	eqeltrd 2865	. . . . . . . 8 ⊢ (𝜑 → (((𝐸‘𝑌) − 𝑌) / 𝑇) ∈ ℤ)
173	78	recnd 11252	. . . . . . . . . . . 12 ⊢ (𝜑 → ((𝐸‘𝑌) − 𝑌) ∈ ℂ)
174	173, 169, 45	divcan1d 12007	. . . . . . . . . . 11 ⊢ (𝜑 → ((((𝐸‘𝑌) − 𝑌) / 𝑇) · 𝑇) = ((𝐸‘𝑌) − 𝑌))
175	174	oveq2d 7435	. . . . . . . . . 10 ⊢ (𝜑 → (((𝑄‘𝐾) − ((𝐸‘𝑌) − 𝑌)) + ((((𝐸‘𝑌) − 𝑌) / 𝑇) · 𝑇)) = (((𝑄‘𝐾) − ((𝐸‘𝑌) − 𝑌)) + ((𝐸‘𝑌) − 𝑌)))
176	98, 173	npcand 11588	. . . . . . . . . 10 ⊢ (𝜑 → (((𝑄‘𝐾) − ((𝐸‘𝑌) − 𝑌)) + ((𝐸‘𝑌) − 𝑌)) = (𝑄‘𝐾))
177	175, 176	eqtrd 2800	. . . . . . . . 9 ⊢ (𝜑 → (((𝑄‘𝐾) − ((𝐸‘𝑌) − 𝑌)) + ((((𝐸‘𝑌) − 𝑌) / 𝑇) · 𝑇)) = (𝑄‘𝐾))
178		ffun 6712	. . . . . . . . . . 11 ⊢ (𝑄:(0...𝑀)⟶ℝ → Fun 𝑄)
179	58, 178	syl 18	. . . . . . . . . 10 ⊢ (𝜑 → Fun 𝑄)
180	58	fdmd 6720	. . . . . . . . . . 11 ⊢ (𝜑 → dom 𝑄 = (0...𝑀))
181	59, 180	eleqtrrd 2868	. . . . . . . . . 10 ⊢ (𝜑 → 𝐾 ∈ dom 𝑄)
182		fvelrn 7075	. . . . . . . . . 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 2865	. . . . . . . 8 ⊢ (𝜑 → (((𝑄‘𝐾) − ((𝐸‘𝑌) − 𝑌)) + ((((𝐸‘𝑌) − 𝑌) / 𝑇) · 𝑇)) ∈ ran 𝑄)
185		oveq1 7426	. . . . . . . . . . 11 ⊢ (𝑘 = (((𝐸‘𝑌) − 𝑌) / 𝑇) → (𝑘 · 𝑇) = ((((𝐸‘𝑌) − 𝑌) / 𝑇) · 𝑇))
186	185	oveq2d 7435	. . . . . . . . . 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 2850	. . . . . . . . 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 3583	. . . . . . . 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 7426	. . . . . . . . 9 ⊢ (𝑥 = ((𝑄‘𝐾) − ((𝐸‘𝑌) − 𝑌)) → (𝑥 + (𝑘 · 𝑇)) = (((𝑄‘𝐾) − ((𝐸‘𝑌) − 𝑌)) + (𝑘 · 𝑇)))
192	191	eleq1d 2850	. . . . . . . 8 ⊢ (𝑥 = ((𝑄‘𝐾) − ((𝐸‘𝑌) − 𝑌)) → ((𝑥 + (𝑘 · 𝑇)) ∈ ran 𝑄 ↔ (((𝑄‘𝐾) − ((𝐸‘𝑌) − 𝑌)) + (𝑘 · 𝑇)) ∈ ran 𝑄))
193	192	rexbidv 3191	. . . . . . 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 3652	. . . . . 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 4136	. . . . 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 2882	. . 3 ⊢ ((𝜑 ∧ (𝑄‘𝐾) < (𝐸‘(𝑆‘(𝐽 + 1)))) → 𝑋 ∈ 𝐻)
200		elfzelz 13568	. . . . . . . . 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 13704	. . . . . . . . . . 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 7333	. . . . . . . . . . . 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 7333	. . . . . . . . . . . 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 12688	. . . . . . . . 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 7083	. . . . . . . . . 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 5155	. . . . . . . . . . . 12 ⊢ (𝜑 → 𝑌 < 𝑋)
233	232	adantr 486	. . . . . . . . . . 11 ⊢ ((𝜑 ∧ (𝑆‘𝑗) = 𝑋) → 𝑌 < 𝑋)
234		eqcom 2772	. . . . . . . . . . . 12 ⊢ (𝑋 = (𝑆‘𝑗) ↔ (𝑆‘𝑗) = 𝑋)
235	234	bilanri 512	. . . . . . . . . . 11 ⊢ ((𝜑 ∧ (𝑆‘𝑗) = 𝑋) → 𝑋 = (𝑆‘𝑗))
236	233, 235	breqtrd 5139	. . . . . . . . . 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 11383	. . . . . . . 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 5148	. . . . . . . . . 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 5135	. . . . . . . 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 3162	. . . 4 ⊢ ((𝜑 ∧ (𝑄‘𝐾) < (𝐸‘(𝑆‘(𝐽 + 1)))) → ¬ ∃𝑗 ∈ (0...𝑁)(𝑆‘𝑗) = 𝑋)
248		isof1o 7330	. . . . . . . . 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 6832	. . . . . . . 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 7106	. . . . . . 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 3114	. . . . . 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 11375	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 2146 ∀wral 3081 ∃wrex 3091 {crab 3418 ∪ cun 3904 ⊆ wss 3906 {cpr 4593 class class class wbr 5111 ↦ cmpt 5194 dom cdm 5663 ran crn 5664 ℩cio 6494 Fun wfun 6534 ⟶wf 6536 –onto→wfo 6538 –1-1-onto→wf1o 6539 ‘cfv 6540 Isom wiso 6541 (class class class)co 7419 ↑_m cmap 8830 ℂcc 11113 ℝcr 11114 0cc0 11115 1c1 11116 + caddc 11118 · cmul 11120 ℝ^*cxr 11257 < clt 11258 ≤ cle 11259 − cmin 11456 / cdiv 11886 ℕcn 12248 ℤcz 12606 (,]cioc 13389 [,)cico 13390 [,]cicc 13391 ...cfz 13551 ..^cfzo 13699 ⌊cfl 13841 ♯chash 14384

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 2148 ax-9 2156 ax-10 2179 ax-11 2195 ax-12 2216 ax-ext 2737 ax-rep 5240 ax-sep 5259 ax-nul 5271 ax-pow 5338 ax-pr 5406 ax-un 7742 ax-inf2 9617 ax-cnex 11171 ax-resscn 11172 ax-1cn 11173 ax-icn 11174 ax-addcl 11175 ax-addrcl 11176 ax-mulcl 11177 ax-mulrcl 11178 ax-mulcom 11179 ax-addass 11180 ax-mulass 11181 ax-distr 11182 ax-i2m1 11183 ax-1ne0 11184 ax-1rid 11185 ax-rnegex 11186 ax-rrecex 11187 ax-cnre 11188 ax-pre-lttri 11189 ax-pre-lttrn 11190 ax-pre-ltadd 11191 ax-pre-mulgt0 11192 ax-pre-sup 11193

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 2569 df-eu 2599 df-clab 2744 df-cleq 2757 df-clel 2840 df-nfc 2914 df-ne 2961 df-nel 3067 df-ral 3082 df-rex 3092 df-rmo 3371 df-reu 3372 df-rab 3419 df-v 3459 df-sbc 3747 df-csb 3855 df-dif 3909 df-un 3911 df-in 3913 df-ss 3923 df-pss 3926 df-nul 4287 df-if 4490 df-pw 4566 df-sn 4592 df-pr 4594 df-op 4598 df-uni 4875 df-int 4915 df-iun 4960 df-iin 4961 df-br 5112 df-opab 5176 df-mpt 5195 df-tr 5221 df-id 5558 df-eprel 5563 df-po 5571 df-so 5572 df-fr 5616 df-se 5617 df-we 5618 df-xp 5669 df-rel 5670 df-cnv 5671 df-co 5672 df-dm 5673 df-rn 5674 df-res 5675 df-ima 5676 df-pred 6306 df-ord 6367 df-on 6368 df-lim 6369 df-suc 6370 df-iota 6496 df-fun 6542 df-fn 6543 df-f 6544 df-f1 6545 df-fo 6546 df-f1o 6547 df-fv 6548 df-isom 6549 df-riota 7376 df-ov 7422 df-oprab 7423 df-mpo 7424 df-om 7869 df-1st 7992 df-2nd 7993 df-frecs 8284 df-wrecs 8315 df-recs 8364 df-rdg 8403 df-1o 8459 df-2o 8460 df-oadd 8463 df-er 8700 df-map 8832 df-en 8950 df-dom 8951 df-sdom 8952 df-fin 8953 df-fi 9378 df-sup 9409 df-inf 9410 df-oi 9479 df-dju 9903 df-card 9941 df-pnf 11260 df-mnf 11261 df-xr 11262 df-ltxr 11263 df-le 11264 df-sub 11458 df-neg 11459 df-div 11887 df-nn 12249 df-2 12318 df-3 12319 df-n0 12520 df-xnn0 12593 df-z 12607 df-uz 12879 df-q 12989 df-rp 13033 df-xneg 13153 df-xadd 13154 df-xmul 13155 df-ioo 13392 df-ioc 13393 df-ico 13394 df-icc 13395 df-fz 13552 df-fzo 13700 df-fl 13843 df-seq 14056 df-exp 14116 df-hash 14385 df-cj 15174 df-re 15175 df-im 15176 df-sqrt 15310 df-abs 15311 df-rest 17497 df-topgen 17518 df-psmet 21564 df-xmet 21565 df-met 21566 df-bl 21567 df-mopn 21568 df-top 23101 df-topon 23118 df-bases 23153 df-cld 23226 df-ntr 23227 df-cls 23228 df-nei 23305 df-lp 23343 df-cmp 23594

This theorem is used by: fourierdlem79 46957

W3C validator