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Theorem metcnpi3 24054

Description: Epsilon-delta property of a metric space function continuous at 𝑃. A variation of metcnpi2 24053 with non-strict ordering. (Contributed by NM, 16-Dec-2007.) (Revised by Mario Carneiro, 13-Nov-2013.)

**Hypotheses**
Ref	Expression
metcn.2	⊢ 𝐽 = (MetOpen‘𝐶)
metcn.4	⊢ 𝐾 = (MetOpen‘𝐷)

**Assertion**
Ref	Expression
metcnpi3	⊢ (((𝐶 ∈ (∞Met‘𝑋) ∧ 𝐷 ∈ (∞Met‘𝑌)) ∧ (𝐹 ∈ ((𝐽 CnP 𝐾)‘𝑃) ∧ 𝐴 ∈ ℝ⁺)) → ∃𝑥 ∈ ℝ⁺ ∀𝑦 ∈ 𝑋 ((𝑦𝐶𝑃) ≤ 𝑥 → ((𝐹‘𝑦)𝐷(𝐹‘𝑃)) ≤ 𝐴))

Distinct variable groups: 𝑥,𝑦,𝐹 𝑥,𝐽,𝑦 𝑥,𝐾,𝑦 𝑥,𝑋,𝑦 𝑥,𝑌,𝑦 𝑥,𝐴,𝑦 𝑥,𝐶,𝑦 𝑥,𝐷,𝑦 𝑥,𝑃,𝑦

Proof of Theorem metcnpi3 Dummy variable 𝑧 is distinct from all other variables.

Step	Hyp	Ref	Expression
1		metcn.2	. . 3 ⊢ 𝐽 = (MetOpen‘𝐶)
2		metcn.4	. . 3 ⊢ 𝐾 = (MetOpen‘𝐷)
3	1, 2	metcnpi2 24053	. 2 ⊢ (((𝐶 ∈ (∞Met‘𝑋) ∧ 𝐷 ∈ (∞Met‘𝑌)) ∧ (𝐹 ∈ ((𝐽 CnP 𝐾)‘𝑃) ∧ 𝐴 ∈ ℝ⁺)) → ∃𝑧 ∈ ℝ⁺ ∀𝑦 ∈ 𝑋 ((𝑦𝐶𝑃) < 𝑧 → ((𝐹‘𝑦)𝐷(𝐹‘𝑃)) < 𝐴))
4		rphalfcl 13000	. . . 4 ⊢ (𝑧 ∈ ℝ⁺ → (𝑧 / 2) ∈ ℝ⁺)
5	4	ad2antrl 726	. . 3 ⊢ ((((𝐶 ∈ (∞Met‘𝑋) ∧ 𝐷 ∈ (∞Met‘𝑌)) ∧ (𝐹 ∈ ((𝐽 CnP 𝐾)‘𝑃) ∧ 𝐴 ∈ ℝ⁺)) ∧ (𝑧 ∈ ℝ⁺ ∧ ∀𝑦 ∈ 𝑋 ((𝑦𝐶𝑃) < 𝑧 → ((𝐹‘𝑦)𝐷(𝐹‘𝑃)) < 𝐴))) → (𝑧 / 2) ∈ ℝ⁺)
6		simplll 773	. . . . . . . . 9 ⊢ ((((𝐶 ∈ (∞Met‘𝑋) ∧ 𝐷 ∈ (∞Met‘𝑌)) ∧ (𝐹 ∈ ((𝐽 CnP 𝐾)‘𝑃) ∧ 𝐴 ∈ ℝ⁺)) ∧ (𝑧 ∈ ℝ⁺ ∧ 𝑦 ∈ 𝑋)) → 𝐶 ∈ (∞Met‘𝑋))
7		simprr 771	. . . . . . . . 9 ⊢ ((((𝐶 ∈ (∞Met‘𝑋) ∧ 𝐷 ∈ (∞Met‘𝑌)) ∧ (𝐹 ∈ ((𝐽 CnP 𝐾)‘𝑃) ∧ 𝐴 ∈ ℝ⁺)) ∧ (𝑧 ∈ ℝ⁺ ∧ 𝑦 ∈ 𝑋)) → 𝑦 ∈ 𝑋)
8		simplrl 775	. . . . . . . . . . 11 ⊢ ((((𝐶 ∈ (∞Met‘𝑋) ∧ 𝐷 ∈ (∞Met‘𝑌)) ∧ (𝐹 ∈ ((𝐽 CnP 𝐾)‘𝑃) ∧ 𝐴 ∈ ℝ⁺)) ∧ (𝑧 ∈ ℝ⁺ ∧ 𝑦 ∈ 𝑋)) → 𝐹 ∈ ((𝐽 CnP 𝐾)‘𝑃))
9		eqid 2732	. . . . . . . . . . . 12 ⊢ ∪ 𝐽 = ∪ 𝐽
10	9	cnprcl 22748	. . . . . . . . . . 11 ⊢ (𝐹 ∈ ((𝐽 CnP 𝐾)‘𝑃) → 𝑃 ∈ ∪ 𝐽)
11	8, 10	syl 17	. . . . . . . . . 10 ⊢ ((((𝐶 ∈ (∞Met‘𝑋) ∧ 𝐷 ∈ (∞Met‘𝑌)) ∧ (𝐹 ∈ ((𝐽 CnP 𝐾)‘𝑃) ∧ 𝐴 ∈ ℝ⁺)) ∧ (𝑧 ∈ ℝ⁺ ∧ 𝑦 ∈ 𝑋)) → 𝑃 ∈ ∪ 𝐽)
12	1	mopnuni 23946	. . . . . . . . . . 11 ⊢ (𝐶 ∈ (∞Met‘𝑋) → 𝑋 = ∪ 𝐽)
13	6, 12	syl 17	. . . . . . . . . 10 ⊢ ((((𝐶 ∈ (∞Met‘𝑋) ∧ 𝐷 ∈ (∞Met‘𝑌)) ∧ (𝐹 ∈ ((𝐽 CnP 𝐾)‘𝑃) ∧ 𝐴 ∈ ℝ⁺)) ∧ (𝑧 ∈ ℝ⁺ ∧ 𝑦 ∈ 𝑋)) → 𝑋 = ∪ 𝐽)
14	11, 13	eleqtrrd 2836	. . . . . . . . 9 ⊢ ((((𝐶 ∈ (∞Met‘𝑋) ∧ 𝐷 ∈ (∞Met‘𝑌)) ∧ (𝐹 ∈ ((𝐽 CnP 𝐾)‘𝑃) ∧ 𝐴 ∈ ℝ⁺)) ∧ (𝑧 ∈ ℝ⁺ ∧ 𝑦 ∈ 𝑋)) → 𝑃 ∈ 𝑋)
15		xmetcl 23836	. . . . . . . . 9 ⊢ ((𝐶 ∈ (∞Met‘𝑋) ∧ 𝑦 ∈ 𝑋 ∧ 𝑃 ∈ 𝑋) → (𝑦𝐶𝑃) ∈ ℝ^*)
16	6, 7, 14, 15	syl3anc 1371	. . . . . . . 8 ⊢ ((((𝐶 ∈ (∞Met‘𝑋) ∧ 𝐷 ∈ (∞Met‘𝑌)) ∧ (𝐹 ∈ ((𝐽 CnP 𝐾)‘𝑃) ∧ 𝐴 ∈ ℝ⁺)) ∧ (𝑧 ∈ ℝ⁺ ∧ 𝑦 ∈ 𝑋)) → (𝑦𝐶𝑃) ∈ ℝ^*)
17	4	ad2antrl 726	. . . . . . . . 9 ⊢ ((((𝐶 ∈ (∞Met‘𝑋) ∧ 𝐷 ∈ (∞Met‘𝑌)) ∧ (𝐹 ∈ ((𝐽 CnP 𝐾)‘𝑃) ∧ 𝐴 ∈ ℝ⁺)) ∧ (𝑧 ∈ ℝ⁺ ∧ 𝑦 ∈ 𝑋)) → (𝑧 / 2) ∈ ℝ⁺)
18	17	rpxrd 13016	. . . . . . . 8 ⊢ ((((𝐶 ∈ (∞Met‘𝑋) ∧ 𝐷 ∈ (∞Met‘𝑌)) ∧ (𝐹 ∈ ((𝐽 CnP 𝐾)‘𝑃) ∧ 𝐴 ∈ ℝ⁺)) ∧ (𝑧 ∈ ℝ⁺ ∧ 𝑦 ∈ 𝑋)) → (𝑧 / 2) ∈ ℝ^*)
19		rpxr 12982	. . . . . . . . 9 ⊢ (𝑧 ∈ ℝ⁺ → 𝑧 ∈ ℝ^*)
20	19	ad2antrl 726	. . . . . . . 8 ⊢ ((((𝐶 ∈ (∞Met‘𝑋) ∧ 𝐷 ∈ (∞Met‘𝑌)) ∧ (𝐹 ∈ ((𝐽 CnP 𝐾)‘𝑃) ∧ 𝐴 ∈ ℝ⁺)) ∧ (𝑧 ∈ ℝ⁺ ∧ 𝑦 ∈ 𝑋)) → 𝑧 ∈ ℝ^*)
21		rphalflt 13002	. . . . . . . . 9 ⊢ (𝑧 ∈ ℝ⁺ → (𝑧 / 2) < 𝑧)
22	21	ad2antrl 726	. . . . . . . 8 ⊢ ((((𝐶 ∈ (∞Met‘𝑋) ∧ 𝐷 ∈ (∞Met‘𝑌)) ∧ (𝐹 ∈ ((𝐽 CnP 𝐾)‘𝑃) ∧ 𝐴 ∈ ℝ⁺)) ∧ (𝑧 ∈ ℝ⁺ ∧ 𝑦 ∈ 𝑋)) → (𝑧 / 2) < 𝑧)
23		xrlelttr 13134	. . . . . . . . . 10 ⊢ (((𝑦𝐶𝑃) ∈ ℝ^* ∧ (𝑧 / 2) ∈ ℝ^* ∧ 𝑧 ∈ ℝ^*) → (((𝑦𝐶𝑃) ≤ (𝑧 / 2) ∧ (𝑧 / 2) < 𝑧) → (𝑦𝐶𝑃) < 𝑧))
24	23	expcomd 417	. . . . . . . . 9 ⊢ (((𝑦𝐶𝑃) ∈ ℝ^* ∧ (𝑧 / 2) ∈ ℝ^* ∧ 𝑧 ∈ ℝ^*) → ((𝑧 / 2) < 𝑧 → ((𝑦𝐶𝑃) ≤ (𝑧 / 2) → (𝑦𝐶𝑃) < 𝑧)))
25	24	imp 407	. . . . . . . 8 ⊢ ((((𝑦𝐶𝑃) ∈ ℝ^* ∧ (𝑧 / 2) ∈ ℝ^* ∧ 𝑧 ∈ ℝ^*) ∧ (𝑧 / 2) < 𝑧) → ((𝑦𝐶𝑃) ≤ (𝑧 / 2) → (𝑦𝐶𝑃) < 𝑧))
26	16, 18, 20, 22, 25	syl31anc 1373	. . . . . . 7 ⊢ ((((𝐶 ∈ (∞Met‘𝑋) ∧ 𝐷 ∈ (∞Met‘𝑌)) ∧ (𝐹 ∈ ((𝐽 CnP 𝐾)‘𝑃) ∧ 𝐴 ∈ ℝ⁺)) ∧ (𝑧 ∈ ℝ⁺ ∧ 𝑦 ∈ 𝑋)) → ((𝑦𝐶𝑃) ≤ (𝑧 / 2) → (𝑦𝐶𝑃) < 𝑧))
27		simpllr 774	. . . . . . . . 9 ⊢ ((((𝐶 ∈ (∞Met‘𝑋) ∧ 𝐷 ∈ (∞Met‘𝑌)) ∧ (𝐹 ∈ ((𝐽 CnP 𝐾)‘𝑃) ∧ 𝐴 ∈ ℝ⁺)) ∧ (𝑧 ∈ ℝ⁺ ∧ 𝑦 ∈ 𝑋)) → 𝐷 ∈ (∞Met‘𝑌))
28	1	mopntopon 23944	. . . . . . . . . . . 12 ⊢ (𝐶 ∈ (∞Met‘𝑋) → 𝐽 ∈ (TopOn‘𝑋))
29	6, 28	syl 17	. . . . . . . . . . 11 ⊢ ((((𝐶 ∈ (∞Met‘𝑋) ∧ 𝐷 ∈ (∞Met‘𝑌)) ∧ (𝐹 ∈ ((𝐽 CnP 𝐾)‘𝑃) ∧ 𝐴 ∈ ℝ⁺)) ∧ (𝑧 ∈ ℝ⁺ ∧ 𝑦 ∈ 𝑋)) → 𝐽 ∈ (TopOn‘𝑋))
30	2	mopntopon 23944	. . . . . . . . . . . 12 ⊢ (𝐷 ∈ (∞Met‘𝑌) → 𝐾 ∈ (TopOn‘𝑌))
31	27, 30	syl 17	. . . . . . . . . . 11 ⊢ ((((𝐶 ∈ (∞Met‘𝑋) ∧ 𝐷 ∈ (∞Met‘𝑌)) ∧ (𝐹 ∈ ((𝐽 CnP 𝐾)‘𝑃) ∧ 𝐴 ∈ ℝ⁺)) ∧ (𝑧 ∈ ℝ⁺ ∧ 𝑦 ∈ 𝑋)) → 𝐾 ∈ (TopOn‘𝑌))
32		cnpf2 22753	. . . . . . . . . . 11 ⊢ ((𝐽 ∈ (TopOn‘𝑋) ∧ 𝐾 ∈ (TopOn‘𝑌) ∧ 𝐹 ∈ ((𝐽 CnP 𝐾)‘𝑃)) → 𝐹:𝑋⟶𝑌)
33	29, 31, 8, 32	syl3anc 1371	. . . . . . . . . 10 ⊢ ((((𝐶 ∈ (∞Met‘𝑋) ∧ 𝐷 ∈ (∞Met‘𝑌)) ∧ (𝐹 ∈ ((𝐽 CnP 𝐾)‘𝑃) ∧ 𝐴 ∈ ℝ⁺)) ∧ (𝑧 ∈ ℝ⁺ ∧ 𝑦 ∈ 𝑋)) → 𝐹:𝑋⟶𝑌)
34	33, 7	ffvelcdmd 7087	. . . . . . . . 9 ⊢ ((((𝐶 ∈ (∞Met‘𝑋) ∧ 𝐷 ∈ (∞Met‘𝑌)) ∧ (𝐹 ∈ ((𝐽 CnP 𝐾)‘𝑃) ∧ 𝐴 ∈ ℝ⁺)) ∧ (𝑧 ∈ ℝ⁺ ∧ 𝑦 ∈ 𝑋)) → (𝐹‘𝑦) ∈ 𝑌)
35	33, 14	ffvelcdmd 7087	. . . . . . . . 9 ⊢ ((((𝐶 ∈ (∞Met‘𝑋) ∧ 𝐷 ∈ (∞Met‘𝑌)) ∧ (𝐹 ∈ ((𝐽 CnP 𝐾)‘𝑃) ∧ 𝐴 ∈ ℝ⁺)) ∧ (𝑧 ∈ ℝ⁺ ∧ 𝑦 ∈ 𝑋)) → (𝐹‘𝑃) ∈ 𝑌)
36		xmetcl 23836	. . . . . . . . 9 ⊢ ((𝐷 ∈ (∞Met‘𝑌) ∧ (𝐹‘𝑦) ∈ 𝑌 ∧ (𝐹‘𝑃) ∈ 𝑌) → ((𝐹‘𝑦)𝐷(𝐹‘𝑃)) ∈ ℝ^*)
37	27, 34, 35, 36	syl3anc 1371	. . . . . . . 8 ⊢ ((((𝐶 ∈ (∞Met‘𝑋) ∧ 𝐷 ∈ (∞Met‘𝑌)) ∧ (𝐹 ∈ ((𝐽 CnP 𝐾)‘𝑃) ∧ 𝐴 ∈ ℝ⁺)) ∧ (𝑧 ∈ ℝ⁺ ∧ 𝑦 ∈ 𝑋)) → ((𝐹‘𝑦)𝐷(𝐹‘𝑃)) ∈ ℝ^*)
38		simplrr 776	. . . . . . . . 9 ⊢ ((((𝐶 ∈ (∞Met‘𝑋) ∧ 𝐷 ∈ (∞Met‘𝑌)) ∧ (𝐹 ∈ ((𝐽 CnP 𝐾)‘𝑃) ∧ 𝐴 ∈ ℝ⁺)) ∧ (𝑧 ∈ ℝ⁺ ∧ 𝑦 ∈ 𝑋)) → 𝐴 ∈ ℝ⁺)
39	38	rpxrd 13016	. . . . . . . 8 ⊢ ((((𝐶 ∈ (∞Met‘𝑋) ∧ 𝐷 ∈ (∞Met‘𝑌)) ∧ (𝐹 ∈ ((𝐽 CnP 𝐾)‘𝑃) ∧ 𝐴 ∈ ℝ⁺)) ∧ (𝑧 ∈ ℝ⁺ ∧ 𝑦 ∈ 𝑋)) → 𝐴 ∈ ℝ^*)
40		xrltle 13127	. . . . . . . 8 ⊢ ((((𝐹‘𝑦)𝐷(𝐹‘𝑃)) ∈ ℝ^* ∧ 𝐴 ∈ ℝ^*) → (((𝐹‘𝑦)𝐷(𝐹‘𝑃)) < 𝐴 → ((𝐹‘𝑦)𝐷(𝐹‘𝑃)) ≤ 𝐴))
41	37, 39, 40	syl2anc 584	. . . . . . 7 ⊢ ((((𝐶 ∈ (∞Met‘𝑋) ∧ 𝐷 ∈ (∞Met‘𝑌)) ∧ (𝐹 ∈ ((𝐽 CnP 𝐾)‘𝑃) ∧ 𝐴 ∈ ℝ⁺)) ∧ (𝑧 ∈ ℝ⁺ ∧ 𝑦 ∈ 𝑋)) → (((𝐹‘𝑦)𝐷(𝐹‘𝑃)) < 𝐴 → ((𝐹‘𝑦)𝐷(𝐹‘𝑃)) ≤ 𝐴))
42	26, 41	imim12d 81	. . . . . 6 ⊢ ((((𝐶 ∈ (∞Met‘𝑋) ∧ 𝐷 ∈ (∞Met‘𝑌)) ∧ (𝐹 ∈ ((𝐽 CnP 𝐾)‘𝑃) ∧ 𝐴 ∈ ℝ⁺)) ∧ (𝑧 ∈ ℝ⁺ ∧ 𝑦 ∈ 𝑋)) → (((𝑦𝐶𝑃) < 𝑧 → ((𝐹‘𝑦)𝐷(𝐹‘𝑃)) < 𝐴) → ((𝑦𝐶𝑃) ≤ (𝑧 / 2) → ((𝐹‘𝑦)𝐷(𝐹‘𝑃)) ≤ 𝐴)))
43	42	anassrs 468	. . . . 5 ⊢ (((((𝐶 ∈ (∞Met‘𝑋) ∧ 𝐷 ∈ (∞Met‘𝑌)) ∧ (𝐹 ∈ ((𝐽 CnP 𝐾)‘𝑃) ∧ 𝐴 ∈ ℝ⁺)) ∧ 𝑧 ∈ ℝ⁺) ∧ 𝑦 ∈ 𝑋) → (((𝑦𝐶𝑃) < 𝑧 → ((𝐹‘𝑦)𝐷(𝐹‘𝑃)) < 𝐴) → ((𝑦𝐶𝑃) ≤ (𝑧 / 2) → ((𝐹‘𝑦)𝐷(𝐹‘𝑃)) ≤ 𝐴)))
44	43	ralimdva 3167	. . . 4 ⊢ ((((𝐶 ∈ (∞Met‘𝑋) ∧ 𝐷 ∈ (∞Met‘𝑌)) ∧ (𝐹 ∈ ((𝐽 CnP 𝐾)‘𝑃) ∧ 𝐴 ∈ ℝ⁺)) ∧ 𝑧 ∈ ℝ⁺) → (∀𝑦 ∈ 𝑋 ((𝑦𝐶𝑃) < 𝑧 → ((𝐹‘𝑦)𝐷(𝐹‘𝑃)) < 𝐴) → ∀𝑦 ∈ 𝑋 ((𝑦𝐶𝑃) ≤ (𝑧 / 2) → ((𝐹‘𝑦)𝐷(𝐹‘𝑃)) ≤ 𝐴)))
45	44	impr 455	. . 3 ⊢ ((((𝐶 ∈ (∞Met‘𝑋) ∧ 𝐷 ∈ (∞Met‘𝑌)) ∧ (𝐹 ∈ ((𝐽 CnP 𝐾)‘𝑃) ∧ 𝐴 ∈ ℝ⁺)) ∧ (𝑧 ∈ ℝ⁺ ∧ ∀𝑦 ∈ 𝑋 ((𝑦𝐶𝑃) < 𝑧 → ((𝐹‘𝑦)𝐷(𝐹‘𝑃)) < 𝐴))) → ∀𝑦 ∈ 𝑋 ((𝑦𝐶𝑃) ≤ (𝑧 / 2) → ((𝐹‘𝑦)𝐷(𝐹‘𝑃)) ≤ 𝐴))
46		breq2 5152	. . . 4 ⊢ (𝑥 = (𝑧 / 2) → ((𝑦𝐶𝑃) ≤ 𝑥 ↔ (𝑦𝐶𝑃) ≤ (𝑧 / 2)))
47	46	rspceaimv 3617	. . 3 ⊢ (((𝑧 / 2) ∈ ℝ⁺ ∧ ∀𝑦 ∈ 𝑋 ((𝑦𝐶𝑃) ≤ (𝑧 / 2) → ((𝐹‘𝑦)𝐷(𝐹‘𝑃)) ≤ 𝐴)) → ∃𝑥 ∈ ℝ⁺ ∀𝑦 ∈ 𝑋 ((𝑦𝐶𝑃) ≤ 𝑥 → ((𝐹‘𝑦)𝐷(𝐹‘𝑃)) ≤ 𝐴))
48	5, 45, 47	syl2anc 584	. 2 ⊢ ((((𝐶 ∈ (∞Met‘𝑋) ∧ 𝐷 ∈ (∞Met‘𝑌)) ∧ (𝐹 ∈ ((𝐽 CnP 𝐾)‘𝑃) ∧ 𝐴 ∈ ℝ⁺)) ∧ (𝑧 ∈ ℝ⁺ ∧ ∀𝑦 ∈ 𝑋 ((𝑦𝐶𝑃) < 𝑧 → ((𝐹‘𝑦)𝐷(𝐹‘𝑃)) < 𝐴))) → ∃𝑥 ∈ ℝ⁺ ∀𝑦 ∈ 𝑋 ((𝑦𝐶𝑃) ≤ 𝑥 → ((𝐹‘𝑦)𝐷(𝐹‘𝑃)) ≤ 𝐴))
49	3, 48	rexlimddv 3161	1 ⊢ (((𝐶 ∈ (∞Met‘𝑋) ∧ 𝐷 ∈ (∞Met‘𝑌)) ∧ (𝐹 ∈ ((𝐽 CnP 𝐾)‘𝑃) ∧ 𝐴 ∈ ℝ⁺)) → ∃𝑥 ∈ ℝ⁺ ∀𝑦 ∈ 𝑋 ((𝑦𝐶𝑃) ≤ 𝑥 → ((𝐹‘𝑦)𝐷(𝐹‘𝑃)) ≤ 𝐴))

Colors of variables: wff setvar class

Syntax hints: → wi 4 ∧ wa 396 ∧ w3a 1087 = wceq 1541 ∈ wcel 2106 ∀wral 3061 ∃wrex 3070 ∪ cuni 4908 class class class wbr 5148 ⟶wf 6539 ‘cfv 6543 (class class class)co 7408 ℝ^*cxr 11246 < clt 11247 ≤ cle 11248 / cdiv 11870 2c2 12266 ℝ⁺crp 12973 ∞Metcxmet 20928 MetOpencmopn 20933 TopOnctopon 22411 CnP ccnp 22728

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-sep 5299 ax-nul 5306 ax-pow 5363 ax-pr 5427 ax-un 7724 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-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-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-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-er 8702 df-map 8821 df-en 8939 df-dom 8940 df-sdom 8941 df-sup 9436 df-inf 9437 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-n0 12472 df-z 12558 df-uz 12822 df-q 12932 df-rp 12974 df-xneg 13091 df-xadd 13092 df-xmul 13093 df-topgen 17388 df-psmet 20935 df-xmet 20936 df-bl 20938 df-mopn 20939 df-top 22395 df-topon 22412 df-bases 22448 df-cnp 22731

This theorem is referenced by: blocnilem 30052

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