itscnhlinecirc02plem3 - Mathbox for Alexander van der Vekens

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Theorem itscnhlinecirc02plem3 48710

Description: Lemma 3 for itscnhlinecirc02p 48711. (Contributed by AV, 10-Mar-2023.)

**Hypotheses**
Ref	Expression
itscnhlinecirc02p.i	⊢ 𝐼 = {1, 2}
itscnhlinecirc02p.e	⊢ 𝐸 = (ℝ^‘𝐼)
itscnhlinecirc02p.p	⊢ 𝑃 = (ℝ ↑_m 𝐼)
itscnhlinecirc02p.s	⊢ 𝑆 = (Sphere‘𝐸)
itscnhlinecirc02p.0	⊢ 0 = (𝐼 × {0})
itscnhlinecirc02p.l	⊢ 𝐿 = (Line_M‘𝐸)
itscnhlinecirc02p.d	⊢ 𝐷 = (dist‘𝐸)

**Assertion**
Ref	Expression
itscnhlinecirc02plem3	⊢ (((𝑋 ∈ 𝑃 ∧ 𝑌 ∈ 𝑃 ∧ (𝑋‘2) ≠ (𝑌‘2)) ∧ (𝑅 ∈ ℝ⁺ ∧ (𝑋𝐷 0 ) < 𝑅)) → 0 < ((-(2 · (((𝑌‘1) − (𝑋‘1)) · (((𝑋‘2) · (𝑌‘1)) − ((𝑋‘1) · (𝑌‘2)))))↑2) − (4 · (((((𝑋‘2) − (𝑌‘2))↑2) + (((𝑌‘1) − (𝑋‘1))↑2)) · (((((𝑋‘2) · (𝑌‘1)) − ((𝑋‘1) · (𝑌‘2)))↑2) − ((((𝑋‘2) − (𝑌‘2))↑2) · (𝑅↑2)))))))

**Proof of Theorem itscnhlinecirc02plem3**
Step	Hyp	Ref	Expression
1		itscnhlinecirc02p.i	. . . . . 6 ⊢ 𝐼 = {1, 2}
2		itscnhlinecirc02p.p	. . . . . 6 ⊢ 𝑃 = (ℝ ↑_m 𝐼)
3	1, 2	rrx2pxel 48637	. . . . 5 ⊢ (𝑋 ∈ 𝑃 → (𝑋‘1) ∈ ℝ)
4	1, 2	rrx2pyel 48638	. . . . 5 ⊢ (𝑋 ∈ 𝑃 → (𝑋‘2) ∈ ℝ)
5	3, 4	jca 511	. . . 4 ⊢ (𝑋 ∈ 𝑃 → ((𝑋‘1) ∈ ℝ ∧ (𝑋‘2) ∈ ℝ))
6	5	3ad2ant1 1133	. . 3 ⊢ ((𝑋 ∈ 𝑃 ∧ 𝑌 ∈ 𝑃 ∧ (𝑋‘2) ≠ (𝑌‘2)) → ((𝑋‘1) ∈ ℝ ∧ (𝑋‘2) ∈ ℝ))
7	6	adantr 480	. 2 ⊢ (((𝑋 ∈ 𝑃 ∧ 𝑌 ∈ 𝑃 ∧ (𝑋‘2) ≠ (𝑌‘2)) ∧ (𝑅 ∈ ℝ⁺ ∧ (𝑋𝐷 0 ) < 𝑅)) → ((𝑋‘1) ∈ ℝ ∧ (𝑋‘2) ∈ ℝ))
8	1, 2	rrx2pxel 48637	. . . . 5 ⊢ (𝑌 ∈ 𝑃 → (𝑌‘1) ∈ ℝ)
9	1, 2	rrx2pyel 48638	. . . . 5 ⊢ (𝑌 ∈ 𝑃 → (𝑌‘2) ∈ ℝ)
10	8, 9	jca 511	. . . 4 ⊢ (𝑌 ∈ 𝑃 → ((𝑌‘1) ∈ ℝ ∧ (𝑌‘2) ∈ ℝ))
11	10	3ad2ant2 1134	. . 3 ⊢ ((𝑋 ∈ 𝑃 ∧ 𝑌 ∈ 𝑃 ∧ (𝑋‘2) ≠ (𝑌‘2)) → ((𝑌‘1) ∈ ℝ ∧ (𝑌‘2) ∈ ℝ))
12	11	adantr 480	. 2 ⊢ (((𝑋 ∈ 𝑃 ∧ 𝑌 ∈ 𝑃 ∧ (𝑋‘2) ≠ (𝑌‘2)) ∧ (𝑅 ∈ ℝ⁺ ∧ (𝑋𝐷 0 ) < 𝑅)) → ((𝑌‘1) ∈ ℝ ∧ (𝑌‘2) ∈ ℝ))
13		simpl3 1193	. 2 ⊢ (((𝑋 ∈ 𝑃 ∧ 𝑌 ∈ 𝑃 ∧ (𝑋‘2) ≠ (𝑌‘2)) ∧ (𝑅 ∈ ℝ⁺ ∧ (𝑋𝐷 0 ) < 𝑅)) → (𝑋‘2) ≠ (𝑌‘2))
14		rpre 13044	. . . 4 ⊢ (𝑅 ∈ ℝ⁺ → 𝑅 ∈ ℝ)
15	14	adantr 480	. . 3 ⊢ ((𝑅 ∈ ℝ⁺ ∧ (𝑋𝐷 0 ) < 𝑅) → 𝑅 ∈ ℝ)
16	15	adantl 481	. 2 ⊢ (((𝑋 ∈ 𝑃 ∧ 𝑌 ∈ 𝑃 ∧ (𝑋‘2) ≠ (𝑌‘2)) ∧ (𝑅 ∈ ℝ⁺ ∧ (𝑋𝐷 0 ) < 𝑅)) → 𝑅 ∈ ℝ)
17		simpl1 1191	. . . . . 6 ⊢ (((𝑋 ∈ 𝑃 ∧ 𝑌 ∈ 𝑃 ∧ (𝑋‘2) ≠ (𝑌‘2)) ∧ 𝑅 ∈ ℝ⁺) → 𝑋 ∈ 𝑃)
18		itscnhlinecirc02p.e	. . . . . . . 8 ⊢ 𝐸 = (ℝ^‘𝐼)
19		2nn0 12545	. . . . . . . . . 10 ⊢ 2 ∈ ℕ₀
20		eqid 2736	. . . . . . . . . . 11 ⊢ (𝔼_hil‘2) = (𝔼_hil‘2)
21	20	ehlval 25449	. . . . . . . . . 10 ⊢ (2 ∈ ℕ₀ → (𝔼_hil‘2) = (ℝ^‘(1...2)))
22	19, 21	ax-mp 5	. . . . . . . . 9 ⊢ (𝔼_hil‘2) = (ℝ^‘(1...2))
23		fz12pr 13622	. . . . . . . . . . 11 ⊢ (1...2) = {1, 2}
24	23, 1	eqtr4i 2767	. . . . . . . . . 10 ⊢ (1...2) = 𝐼
25	24	fveq2i 6908	. . . . . . . . 9 ⊢ (ℝ^‘(1...2)) = (ℝ^‘𝐼)
26	22, 25	eqtri 2764	. . . . . . . 8 ⊢ (𝔼_hil‘2) = (ℝ^‘𝐼)
27	18, 26	eqtr4i 2767	. . . . . . 7 ⊢ 𝐸 = (𝔼_hil‘2)
28	1	oveq2i 7443	. . . . . . . 8 ⊢ (ℝ ↑_m 𝐼) = (ℝ ↑_m {1, 2})
29	2, 28	eqtri 2764	. . . . . . 7 ⊢ 𝑃 = (ℝ ↑_m {1, 2})
30		itscnhlinecirc02p.d	. . . . . . 7 ⊢ 𝐷 = (dist‘𝐸)
31		itscnhlinecirc02p.0	. . . . . . . 8 ⊢ 0 = (𝐼 × {0})
32	1	xpeq1i 5710	. . . . . . . 8 ⊢ (𝐼 × {0}) = ({1, 2} × {0})
33	31, 32	eqtri 2764	. . . . . . 7 ⊢ 0 = ({1, 2} × {0})
34	27, 29, 30, 33	ehl2eudisval0 48651	. . . . . 6 ⊢ (𝑋 ∈ 𝑃 → (𝑋𝐷 0 ) = (√‘(((𝑋‘1)↑2) + ((𝑋‘2)↑2))))
35	17, 34	syl 17	. . . . 5 ⊢ (((𝑋 ∈ 𝑃 ∧ 𝑌 ∈ 𝑃 ∧ (𝑋‘2) ≠ (𝑌‘2)) ∧ 𝑅 ∈ ℝ⁺) → (𝑋𝐷 0 ) = (√‘(((𝑋‘1)↑2) + ((𝑋‘2)↑2))))
36	35	breq1d 5152	. . . 4 ⊢ (((𝑋 ∈ 𝑃 ∧ 𝑌 ∈ 𝑃 ∧ (𝑋‘2) ≠ (𝑌‘2)) ∧ 𝑅 ∈ ℝ⁺) → ((𝑋𝐷 0 ) < 𝑅 ↔ (√‘(((𝑋‘1)↑2) + ((𝑋‘2)↑2))) < 𝑅))
37		rpge0 13049	. . . . . . . . . . 11 ⊢ (𝑅 ∈ ℝ⁺ → 0 ≤ 𝑅)
38	14, 37	sqrtsqd 15459	. . . . . . . . . 10 ⊢ (𝑅 ∈ ℝ⁺ → (√‘(𝑅↑2)) = 𝑅)
39	38	eqcomd 2742	. . . . . . . . 9 ⊢ (𝑅 ∈ ℝ⁺ → 𝑅 = (√‘(𝑅↑2)))
40	39	adantl 481	. . . . . . . 8 ⊢ (((𝑋 ∈ 𝑃 ∧ 𝑌 ∈ 𝑃 ∧ (𝑋‘2) ≠ (𝑌‘2)) ∧ 𝑅 ∈ ℝ⁺) → 𝑅 = (√‘(𝑅↑2)))
41	40	breq2d 5154	. . . . . . 7 ⊢ (((𝑋 ∈ 𝑃 ∧ 𝑌 ∈ 𝑃 ∧ (𝑋‘2) ≠ (𝑌‘2)) ∧ 𝑅 ∈ ℝ⁺) → ((√‘(((𝑋‘1)↑2) + ((𝑋‘2)↑2))) < 𝑅 ↔ (√‘(((𝑋‘1)↑2) + ((𝑋‘2)↑2))) < (√‘(𝑅↑2))))
42	41	biimpa 476	. . . . . 6 ⊢ ((((𝑋 ∈ 𝑃 ∧ 𝑌 ∈ 𝑃 ∧ (𝑋‘2) ≠ (𝑌‘2)) ∧ 𝑅 ∈ ℝ⁺) ∧ (√‘(((𝑋‘1)↑2) + ((𝑋‘2)↑2))) < 𝑅) → (√‘(((𝑋‘1)↑2) + ((𝑋‘2)↑2))) < (√‘(𝑅↑2)))
43	17, 3	syl 17	. . . . . . . . . 10 ⊢ (((𝑋 ∈ 𝑃 ∧ 𝑌 ∈ 𝑃 ∧ (𝑋‘2) ≠ (𝑌‘2)) ∧ 𝑅 ∈ ℝ⁺) → (𝑋‘1) ∈ ℝ)
44	43	adantr 480	. . . . . . . . 9 ⊢ ((((𝑋 ∈ 𝑃 ∧ 𝑌 ∈ 𝑃 ∧ (𝑋‘2) ≠ (𝑌‘2)) ∧ 𝑅 ∈ ℝ⁺) ∧ (√‘(((𝑋‘1)↑2) + ((𝑋‘2)↑2))) < 𝑅) → (𝑋‘1) ∈ ℝ)
45	44	resqcld 14166	. . . . . . . 8 ⊢ ((((𝑋 ∈ 𝑃 ∧ 𝑌 ∈ 𝑃 ∧ (𝑋‘2) ≠ (𝑌‘2)) ∧ 𝑅 ∈ ℝ⁺) ∧ (√‘(((𝑋‘1)↑2) + ((𝑋‘2)↑2))) < 𝑅) → ((𝑋‘1)↑2) ∈ ℝ)
46	17, 4	syl 17	. . . . . . . . . 10 ⊢ (((𝑋 ∈ 𝑃 ∧ 𝑌 ∈ 𝑃 ∧ (𝑋‘2) ≠ (𝑌‘2)) ∧ 𝑅 ∈ ℝ⁺) → (𝑋‘2) ∈ ℝ)
47	46	adantr 480	. . . . . . . . 9 ⊢ ((((𝑋 ∈ 𝑃 ∧ 𝑌 ∈ 𝑃 ∧ (𝑋‘2) ≠ (𝑌‘2)) ∧ 𝑅 ∈ ℝ⁺) ∧ (√‘(((𝑋‘1)↑2) + ((𝑋‘2)↑2))) < 𝑅) → (𝑋‘2) ∈ ℝ)
48	47	resqcld 14166	. . . . . . . 8 ⊢ ((((𝑋 ∈ 𝑃 ∧ 𝑌 ∈ 𝑃 ∧ (𝑋‘2) ≠ (𝑌‘2)) ∧ 𝑅 ∈ ℝ⁺) ∧ (√‘(((𝑋‘1)↑2) + ((𝑋‘2)↑2))) < 𝑅) → ((𝑋‘2)↑2) ∈ ℝ)
49	45, 48	readdcld 11291	. . . . . . 7 ⊢ ((((𝑋 ∈ 𝑃 ∧ 𝑌 ∈ 𝑃 ∧ (𝑋‘2) ≠ (𝑌‘2)) ∧ 𝑅 ∈ ℝ⁺) ∧ (√‘(((𝑋‘1)↑2) + ((𝑋‘2)↑2))) < 𝑅) → (((𝑋‘1)↑2) + ((𝑋‘2)↑2)) ∈ ℝ)
50	44	sqge0d 14178	. . . . . . . 8 ⊢ ((((𝑋 ∈ 𝑃 ∧ 𝑌 ∈ 𝑃 ∧ (𝑋‘2) ≠ (𝑌‘2)) ∧ 𝑅 ∈ ℝ⁺) ∧ (√‘(((𝑋‘1)↑2) + ((𝑋‘2)↑2))) < 𝑅) → 0 ≤ ((𝑋‘1)↑2))
51	47	sqge0d 14178	. . . . . . . 8 ⊢ ((((𝑋 ∈ 𝑃 ∧ 𝑌 ∈ 𝑃 ∧ (𝑋‘2) ≠ (𝑌‘2)) ∧ 𝑅 ∈ ℝ⁺) ∧ (√‘(((𝑋‘1)↑2) + ((𝑋‘2)↑2))) < 𝑅) → 0 ≤ ((𝑋‘2)↑2))
52	45, 48, 50, 51	addge0d 11840	. . . . . . 7 ⊢ ((((𝑋 ∈ 𝑃 ∧ 𝑌 ∈ 𝑃 ∧ (𝑋‘2) ≠ (𝑌‘2)) ∧ 𝑅 ∈ ℝ⁺) ∧ (√‘(((𝑋‘1)↑2) + ((𝑋‘2)↑2))) < 𝑅) → 0 ≤ (((𝑋‘1)↑2) + ((𝑋‘2)↑2)))
53	14	adantl 481	. . . . . . . . 9 ⊢ (((𝑋 ∈ 𝑃 ∧ 𝑌 ∈ 𝑃 ∧ (𝑋‘2) ≠ (𝑌‘2)) ∧ 𝑅 ∈ ℝ⁺) → 𝑅 ∈ ℝ)
54	53	adantr 480	. . . . . . . 8 ⊢ ((((𝑋 ∈ 𝑃 ∧ 𝑌 ∈ 𝑃 ∧ (𝑋‘2) ≠ (𝑌‘2)) ∧ 𝑅 ∈ ℝ⁺) ∧ (√‘(((𝑋‘1)↑2) + ((𝑋‘2)↑2))) < 𝑅) → 𝑅 ∈ ℝ)
55	54	resqcld 14166	. . . . . . 7 ⊢ ((((𝑋 ∈ 𝑃 ∧ 𝑌 ∈ 𝑃 ∧ (𝑋‘2) ≠ (𝑌‘2)) ∧ 𝑅 ∈ ℝ⁺) ∧ (√‘(((𝑋‘1)↑2) + ((𝑋‘2)↑2))) < 𝑅) → (𝑅↑2) ∈ ℝ)
56	54	sqge0d 14178	. . . . . . 7 ⊢ ((((𝑋 ∈ 𝑃 ∧ 𝑌 ∈ 𝑃 ∧ (𝑋‘2) ≠ (𝑌‘2)) ∧ 𝑅 ∈ ℝ⁺) ∧ (√‘(((𝑋‘1)↑2) + ((𝑋‘2)↑2))) < 𝑅) → 0 ≤ (𝑅↑2))
57	49, 52, 55, 56	sqrtltd 15467	. . . . . 6 ⊢ ((((𝑋 ∈ 𝑃 ∧ 𝑌 ∈ 𝑃 ∧ (𝑋‘2) ≠ (𝑌‘2)) ∧ 𝑅 ∈ ℝ⁺) ∧ (√‘(((𝑋‘1)↑2) + ((𝑋‘2)↑2))) < 𝑅) → ((((𝑋‘1)↑2) + ((𝑋‘2)↑2)) < (𝑅↑2) ↔ (√‘(((𝑋‘1)↑2) + ((𝑋‘2)↑2))) < (√‘(𝑅↑2))))
58	42, 57	mpbird 257	. . . . 5 ⊢ ((((𝑋 ∈ 𝑃 ∧ 𝑌 ∈ 𝑃 ∧ (𝑋‘2) ≠ (𝑌‘2)) ∧ 𝑅 ∈ ℝ⁺) ∧ (√‘(((𝑋‘1)↑2) + ((𝑋‘2)↑2))) < 𝑅) → (((𝑋‘1)↑2) + ((𝑋‘2)↑2)) < (𝑅↑2))
59	58	ex 412	. . . 4 ⊢ (((𝑋 ∈ 𝑃 ∧ 𝑌 ∈ 𝑃 ∧ (𝑋‘2) ≠ (𝑌‘2)) ∧ 𝑅 ∈ ℝ⁺) → ((√‘(((𝑋‘1)↑2) + ((𝑋‘2)↑2))) < 𝑅 → (((𝑋‘1)↑2) + ((𝑋‘2)↑2)) < (𝑅↑2)))
60	36, 59	sylbid 240	. . 3 ⊢ (((𝑋 ∈ 𝑃 ∧ 𝑌 ∈ 𝑃 ∧ (𝑋‘2) ≠ (𝑌‘2)) ∧ 𝑅 ∈ ℝ⁺) → ((𝑋𝐷 0 ) < 𝑅 → (((𝑋‘1)↑2) + ((𝑋‘2)↑2)) < (𝑅↑2)))
61	60	impr 454	. 2 ⊢ (((𝑋 ∈ 𝑃 ∧ 𝑌 ∈ 𝑃 ∧ (𝑋‘2) ≠ (𝑌‘2)) ∧ (𝑅 ∈ ℝ⁺ ∧ (𝑋𝐷 0 ) < 𝑅)) → (((𝑋‘1)↑2) + ((𝑋‘2)↑2)) < (𝑅↑2))
62		eqid 2736	. . 3 ⊢ ((𝑌‘1) − (𝑋‘1)) = ((𝑌‘1) − (𝑋‘1))
63		eqid 2736	. . 3 ⊢ ((𝑋‘2) − (𝑌‘2)) = ((𝑋‘2) − (𝑌‘2))
64		eqid 2736	. . 3 ⊢ (((𝑋‘2) · (𝑌‘1)) − ((𝑋‘1) · (𝑌‘2))) = (((𝑋‘2) · (𝑌‘1)) − ((𝑋‘1) · (𝑌‘2)))
65	62, 63, 64	itscnhlinecirc02plem2 48709	. 2 ⊢ (((((𝑋‘1) ∈ ℝ ∧ (𝑋‘2) ∈ ℝ) ∧ ((𝑌‘1) ∈ ℝ ∧ (𝑌‘2) ∈ ℝ) ∧ (𝑋‘2) ≠ (𝑌‘2)) ∧ (𝑅 ∈ ℝ ∧ (((𝑋‘1)↑2) + ((𝑋‘2)↑2)) < (𝑅↑2))) → 0 < ((-(2 · (((𝑌‘1) − (𝑋‘1)) · (((𝑋‘2) · (𝑌‘1)) − ((𝑋‘1) · (𝑌‘2)))))↑2) − (4 · (((((𝑋‘2) − (𝑌‘2))↑2) + (((𝑌‘1) − (𝑋‘1))↑2)) · (((((𝑋‘2) · (𝑌‘1)) − ((𝑋‘1) · (𝑌‘2)))↑2) − ((((𝑋‘2) − (𝑌‘2))↑2) · (𝑅↑2)))))))
66	7, 12, 13, 16, 61, 65	syl32anc 1379	1 ⊢ (((𝑋 ∈ 𝑃 ∧ 𝑌 ∈ 𝑃 ∧ (𝑋‘2) ≠ (𝑌‘2)) ∧ (𝑅 ∈ ℝ⁺ ∧ (𝑋𝐷 0 ) < 𝑅)) → 0 < ((-(2 · (((𝑌‘1) − (𝑋‘1)) · (((𝑋‘2) · (𝑌‘1)) − ((𝑋‘1) · (𝑌‘2)))))↑2) − (4 · (((((𝑋‘2) − (𝑌‘2))↑2) + (((𝑌‘1) − (𝑋‘1))↑2)) · (((((𝑋‘2) · (𝑌‘1)) − ((𝑋‘1) · (𝑌‘2)))↑2) − ((((𝑋‘2) − (𝑌‘2))↑2) · (𝑅↑2)))))))

Colors of variables: wff setvar class

Syntax hints: → wi 4 ∧ wa 395 ∧ w3a 1086 = wceq 1539 ∈ wcel 2107 ≠ wne 2939 {csn 4625 {cpr 4627 class class class wbr 5142 × cxp 5682 ‘cfv 6560 (class class class)co 7432 ↑_m cmap 8867 ℝcr 11155 0cc0 11156 1c1 11157 + caddc 11159 · cmul 11161 < clt 11296 − cmin 11493 -cneg 11494 2c2 12322 4c4 12324 ℕ₀cn0 12528 ℝ⁺crp 13035 ...cfz 13548 ↑cexp 14103 √csqrt 15273 distcds 17307 ℝ^crrx 25418 𝔼_hilcehl 25419 Line_Mcline 48653 Spherecsph 48654

This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1794 ax-4 1808 ax-5 1909 ax-6 1966 ax-7 2006 ax-8 2109 ax-9 2117 ax-10 2140 ax-11 2156 ax-12 2176 ax-ext 2707 ax-rep 5278 ax-sep 5295 ax-nul 5305 ax-pow 5364 ax-pr 5431 ax-un 7756 ax-inf2 9682 ax-cnex 11212 ax-resscn 11213 ax-1cn 11214 ax-icn 11215 ax-addcl 11216 ax-addrcl 11217 ax-mulcl 11218 ax-mulrcl 11219 ax-mulcom 11220 ax-addass 11221 ax-mulass 11222 ax-distr 11223 ax-i2m1 11224 ax-1ne0 11225 ax-1rid 11226 ax-rnegex 11227 ax-rrecex 11228 ax-cnre 11229 ax-pre-lttri 11230 ax-pre-lttrn 11231 ax-pre-ltadd 11232 ax-pre-mulgt0 11233 ax-pre-sup 11234 ax-addf 11235 ax-mulf 11236

This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3or 1087 df-3an 1088 df-tru 1542 df-fal 1552 df-ex 1779 df-nf 1783 df-sb 2064 df-mo 2539 df-eu 2568 df-clab 2714 df-cleq 2728 df-clel 2815 df-nfc 2891 df-ne 2940 df-nel 3046 df-ral 3061 df-rex 3070 df-rmo 3379 df-reu 3380 df-rab 3436 df-v 3481 df-sbc 3788 df-csb 3899 df-dif 3953 df-un 3955 df-in 3957 df-ss 3967 df-pss 3970 df-nul 4333 df-if 4525 df-pw 4601 df-sn 4626 df-pr 4628 df-tp 4630 df-op 4632 df-uni 4907 df-int 4946 df-iun 4992 df-br 5143 df-opab 5205 df-mpt 5225 df-tr 5259 df-id 5577 df-eprel 5583 df-po 5591 df-so 5592 df-fr 5636 df-se 5637 df-we 5638 df-xp 5690 df-rel 5691 df-cnv 5692 df-co 5693 df-dm 5694 df-rn 5695 df-res 5696 df-ima 5697 df-pred 6320 df-ord 6386 df-on 6387 df-lim 6388 df-suc 6389 df-iota 6513 df-fun 6562 df-fn 6563 df-f 6564 df-f1 6565 df-fo 6566 df-f1o 6567 df-fv 6568 df-isom 6569 df-riota 7389 df-ov 7435 df-oprab 7436 df-mpo 7437 df-of 7698 df-om 7889 df-1st 8015 df-2nd 8016 df-supp 8187 df-tpos 8252 df-frecs 8307 df-wrecs 8338 df-recs 8412 df-rdg 8451 df-1o 8507 df-2o 8508 df-er 8746 df-map 8869 df-ixp 8939 df-en 8987 df-dom 8988 df-sdom 8989 df-fin 8990 df-fsupp 9403 df-sup 9483 df-oi 9551 df-card 9980 df-pnf 11298 df-mnf 11299 df-xr 11300 df-ltxr 11301 df-le 11302 df-sub 11495 df-neg 11496 df-div 11922 df-nn 12268 df-2 12330 df-3 12331 df-4 12332 df-5 12333 df-6 12334 df-7 12335 df-8 12336 df-9 12337 df-n0 12529 df-z 12616 df-dec 12736 df-uz 12880 df-rp 13036 df-fz 13549 df-fzo 13696 df-seq 14044 df-exp 14104 df-hash 14371 df-cj 15139 df-re 15140 df-im 15141 df-sqrt 15275 df-abs 15276 df-clim 15525 df-sum 15724 df-struct 17185 df-sets 17202 df-slot 17220 df-ndx 17232 df-base 17249 df-ress 17276 df-plusg 17311 df-mulr 17312 df-starv 17313 df-sca 17314 df-vsca 17315 df-ip 17316 df-tset 17317 df-ple 17318 df-ds 17320 df-unif 17321 df-hom 17322 df-cco 17323 df-0g 17487 df-gsum 17488 df-prds 17493 df-pws 17495 df-mgm 18654 df-sgrp 18733 df-mnd 18749 df-mhm 18797 df-grp 18955 df-minusg 18956 df-sbg 18957 df-subg 19142 df-ghm 19232 df-cntz 19336 df-cmn 19801 df-abl 19802 df-mgp 20139 df-rng 20151 df-ur 20180 df-ring 20233 df-cring 20234 df-oppr 20335 df-dvdsr 20358 df-unit 20359 df-invr 20389 df-dvr 20402 df-rhm 20473 df-subrng 20547 df-subrg 20571 df-drng 20732 df-field 20733 df-staf 20841 df-srng 20842 df-lmod 20861 df-lss 20931 df-sra 21173 df-rgmod 21174 df-cnfld 21366 df-refld 21624 df-dsmm 21753 df-frlm 21768 df-nm 24596 df-tng 24598 df-tcph 25204 df-rrx 25420 df-ehl 25421

This theorem is referenced by: itscnhlinecirc02p 48711

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