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Theorem metcnpi3 24275

Description: Epsilon-delta property of a metric space function continuous at 𝑃. A variation of metcnpi2 24274 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 24274	. 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 13005	. . . 4 ⊢ (𝑧 ∈ ℝ⁺ → (𝑧 / 2) ∈ ℝ⁺)
5	4	ad2antrl 724	. . 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 771	. . . . . . . . 9 ⊢ ((((𝐶 ∈ (∞Met‘𝑋) ∧ 𝐷 ∈ (∞Met‘𝑌)) ∧ (𝐹 ∈ ((𝐽 CnP 𝐾)‘𝑃) ∧ 𝐴 ∈ ℝ⁺)) ∧ (𝑧 ∈ ℝ⁺ ∧ 𝑦 ∈ 𝑋)) → 𝐶 ∈ (∞Met‘𝑋))
7		simprr 769	. . . . . . . . 9 ⊢ ((((𝐶 ∈ (∞Met‘𝑋) ∧ 𝐷 ∈ (∞Met‘𝑌)) ∧ (𝐹 ∈ ((𝐽 CnP 𝐾)‘𝑃) ∧ 𝐴 ∈ ℝ⁺)) ∧ (𝑧 ∈ ℝ⁺ ∧ 𝑦 ∈ 𝑋)) → 𝑦 ∈ 𝑋)
8		simplrl 773	. . . . . . . . . . 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 2730	. . . . . . . . . . . 12 ⊢ ∪ 𝐽 = ∪ 𝐽
10	9	cnprcl 22969	. . . . . . . . . . 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 24167	. . . . . . . . . . 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 2834	. . . . . . . . 9 ⊢ ((((𝐶 ∈ (∞Met‘𝑋) ∧ 𝐷 ∈ (∞Met‘𝑌)) ∧ (𝐹 ∈ ((𝐽 CnP 𝐾)‘𝑃) ∧ 𝐴 ∈ ℝ⁺)) ∧ (𝑧 ∈ ℝ⁺ ∧ 𝑦 ∈ 𝑋)) → 𝑃 ∈ 𝑋)
15		xmetcl 24057	. . . . . . . . 9 ⊢ ((𝐶 ∈ (∞Met‘𝑋) ∧ 𝑦 ∈ 𝑋 ∧ 𝑃 ∈ 𝑋) → (𝑦𝐶𝑃) ∈ ℝ^*)
16	6, 7, 14, 15	syl3anc 1369	. . . . . . . 8 ⊢ ((((𝐶 ∈ (∞Met‘𝑋) ∧ 𝐷 ∈ (∞Met‘𝑌)) ∧ (𝐹 ∈ ((𝐽 CnP 𝐾)‘𝑃) ∧ 𝐴 ∈ ℝ⁺)) ∧ (𝑧 ∈ ℝ⁺ ∧ 𝑦 ∈ 𝑋)) → (𝑦𝐶𝑃) ∈ ℝ^*)
17	4	ad2antrl 724	. . . . . . . . 9 ⊢ ((((𝐶 ∈ (∞Met‘𝑋) ∧ 𝐷 ∈ (∞Met‘𝑌)) ∧ (𝐹 ∈ ((𝐽 CnP 𝐾)‘𝑃) ∧ 𝐴 ∈ ℝ⁺)) ∧ (𝑧 ∈ ℝ⁺ ∧ 𝑦 ∈ 𝑋)) → (𝑧 / 2) ∈ ℝ⁺)
18	17	rpxrd 13021	. . . . . . . 8 ⊢ ((((𝐶 ∈ (∞Met‘𝑋) ∧ 𝐷 ∈ (∞Met‘𝑌)) ∧ (𝐹 ∈ ((𝐽 CnP 𝐾)‘𝑃) ∧ 𝐴 ∈ ℝ⁺)) ∧ (𝑧 ∈ ℝ⁺ ∧ 𝑦 ∈ 𝑋)) → (𝑧 / 2) ∈ ℝ^*)
19		rpxr 12987	. . . . . . . . 9 ⊢ (𝑧 ∈ ℝ⁺ → 𝑧 ∈ ℝ^*)
20	19	ad2antrl 724	. . . . . . . 8 ⊢ ((((𝐶 ∈ (∞Met‘𝑋) ∧ 𝐷 ∈ (∞Met‘𝑌)) ∧ (𝐹 ∈ ((𝐽 CnP 𝐾)‘𝑃) ∧ 𝐴 ∈ ℝ⁺)) ∧ (𝑧 ∈ ℝ⁺ ∧ 𝑦 ∈ 𝑋)) → 𝑧 ∈ ℝ^*)
21		rphalflt 13007	. . . . . . . . 9 ⊢ (𝑧 ∈ ℝ⁺ → (𝑧 / 2) < 𝑧)
22	21	ad2antrl 724	. . . . . . . 8 ⊢ ((((𝐶 ∈ (∞Met‘𝑋) ∧ 𝐷 ∈ (∞Met‘𝑌)) ∧ (𝐹 ∈ ((𝐽 CnP 𝐾)‘𝑃) ∧ 𝐴 ∈ ℝ⁺)) ∧ (𝑧 ∈ ℝ⁺ ∧ 𝑦 ∈ 𝑋)) → (𝑧 / 2) < 𝑧)
23		xrlelttr 13139	. . . . . . . . . 10 ⊢ (((𝑦𝐶𝑃) ∈ ℝ^* ∧ (𝑧 / 2) ∈ ℝ^* ∧ 𝑧 ∈ ℝ^*) → (((𝑦𝐶𝑃) ≤ (𝑧 / 2) ∧ (𝑧 / 2) < 𝑧) → (𝑦𝐶𝑃) < 𝑧))
24	23	expcomd 415	. . . . . . . . 9 ⊢ (((𝑦𝐶𝑃) ∈ ℝ^* ∧ (𝑧 / 2) ∈ ℝ^* ∧ 𝑧 ∈ ℝ^*) → ((𝑧 / 2) < 𝑧 → ((𝑦𝐶𝑃) ≤ (𝑧 / 2) → (𝑦𝐶𝑃) < 𝑧)))
25	24	imp 405	. . . . . . . 8 ⊢ ((((𝑦𝐶𝑃) ∈ ℝ^* ∧ (𝑧 / 2) ∈ ℝ^* ∧ 𝑧 ∈ ℝ^*) ∧ (𝑧 / 2) < 𝑧) → ((𝑦𝐶𝑃) ≤ (𝑧 / 2) → (𝑦𝐶𝑃) < 𝑧))
26	16, 18, 20, 22, 25	syl31anc 1371	. . . . . . 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 772	. . . . . . . . 9 ⊢ ((((𝐶 ∈ (∞Met‘𝑋) ∧ 𝐷 ∈ (∞Met‘𝑌)) ∧ (𝐹 ∈ ((𝐽 CnP 𝐾)‘𝑃) ∧ 𝐴 ∈ ℝ⁺)) ∧ (𝑧 ∈ ℝ⁺ ∧ 𝑦 ∈ 𝑋)) → 𝐷 ∈ (∞Met‘𝑌))
28	1	mopntopon 24165	. . . . . . . . . . . 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 24165	. . . . . . . . . . . 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 22974	. . . . . . . . . . 11 ⊢ ((𝐽 ∈ (TopOn‘𝑋) ∧ 𝐾 ∈ (TopOn‘𝑌) ∧ 𝐹 ∈ ((𝐽 CnP 𝐾)‘𝑃)) → 𝐹:𝑋⟶𝑌)
33	29, 31, 8, 32	syl3anc 1369	. . . . . . . . . 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 7086	. . . . . . . . 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 7086	. . . . . . . . 9 ⊢ ((((𝐶 ∈ (∞Met‘𝑋) ∧ 𝐷 ∈ (∞Met‘𝑌)) ∧ (𝐹 ∈ ((𝐽 CnP 𝐾)‘𝑃) ∧ 𝐴 ∈ ℝ⁺)) ∧ (𝑧 ∈ ℝ⁺ ∧ 𝑦 ∈ 𝑋)) → (𝐹‘𝑃) ∈ 𝑌)
36		xmetcl 24057	. . . . . . . . 9 ⊢ ((𝐷 ∈ (∞Met‘𝑌) ∧ (𝐹‘𝑦) ∈ 𝑌 ∧ (𝐹‘𝑃) ∈ 𝑌) → ((𝐹‘𝑦)𝐷(𝐹‘𝑃)) ∈ ℝ^*)
37	27, 34, 35, 36	syl3anc 1369	. . . . . . . 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 774	. . . . . . . . 9 ⊢ ((((𝐶 ∈ (∞Met‘𝑋) ∧ 𝐷 ∈ (∞Met‘𝑌)) ∧ (𝐹 ∈ ((𝐽 CnP 𝐾)‘𝑃) ∧ 𝐴 ∈ ℝ⁺)) ∧ (𝑧 ∈ ℝ⁺ ∧ 𝑦 ∈ 𝑋)) → 𝐴 ∈ ℝ⁺)
39	38	rpxrd 13021	. . . . . . . 8 ⊢ ((((𝐶 ∈ (∞Met‘𝑋) ∧ 𝐷 ∈ (∞Met‘𝑌)) ∧ (𝐹 ∈ ((𝐽 CnP 𝐾)‘𝑃) ∧ 𝐴 ∈ ℝ⁺)) ∧ (𝑧 ∈ ℝ⁺ ∧ 𝑦 ∈ 𝑋)) → 𝐴 ∈ ℝ^*)
40		xrltle 13132	. . . . . . . 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 582	. . . . . . 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 466	. . . . 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 3165	. . . 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 453	. . 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 5151	. . . 4 ⊢ (𝑥 = (𝑧 / 2) → ((𝑦𝐶𝑃) ≤ 𝑥 ↔ (𝑦𝐶𝑃) ≤ (𝑧 / 2)))
47	46	rspceaimv 3616	. . 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 582	. 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 3159	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 394 ∧ w3a 1085 = wceq 1539 ∈ wcel 2104 ∀wral 3059 ∃wrex 3068 ∪ cuni 4907 class class class wbr 5147 ⟶wf 6538 ‘cfv 6542 (class class class)co 7411 ℝ^*cxr 11251 < clt 11252 ≤ cle 11253 / cdiv 11875 2c2 12271 ℝ⁺crp 12978 ∞Metcxmet 21129 MetOpencmopn 21134 TopOnctopon 22632 CnP ccnp 22949

This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1795 ax-4 1809 ax-5 1911 ax-6 1969 ax-7 2009 ax-8 2106 ax-9 2114 ax-10 2135 ax-11 2152 ax-12 2169 ax-ext 2701 ax-sep 5298 ax-nul 5305 ax-pow 5362 ax-pr 5426 ax-un 7727 ax-cnex 11168 ax-resscn 11169 ax-1cn 11170 ax-icn 11171 ax-addcl 11172 ax-addrcl 11173 ax-mulcl 11174 ax-mulrcl 11175 ax-mulcom 11176 ax-addass 11177 ax-mulass 11178 ax-distr 11179 ax-i2m1 11180 ax-1ne0 11181 ax-1rid 11182 ax-rnegex 11183 ax-rrecex 11184 ax-cnre 11185 ax-pre-lttri 11186 ax-pre-lttrn 11187 ax-pre-ltadd 11188 ax-pre-mulgt0 11189 ax-pre-sup 11190

This theorem depends on definitions: df-bi 206 df-an 395 df-or 844 df-3or 1086 df-3an 1087 df-tru 1542 df-fal 1552 df-ex 1780 df-nf 1784 df-sb 2066 df-mo 2532 df-eu 2561 df-clab 2708 df-cleq 2722 df-clel 2808 df-nfc 2883 df-ne 2939 df-nel 3045 df-ral 3060 df-rex 3069 df-rmo 3374 df-reu 3375 df-rab 3431 df-v 3474 df-sbc 3777 df-csb 3893 df-dif 3950 df-un 3952 df-in 3954 df-ss 3964 df-pss 3966 df-nul 4322 df-if 4528 df-pw 4603 df-sn 4628 df-pr 4630 df-op 4634 df-uni 4908 df-iun 4998 df-br 5148 df-opab 5210 df-mpt 5231 df-tr 5265 df-id 5573 df-eprel 5579 df-po 5587 df-so 5588 df-fr 5630 df-we 5632 df-xp 5681 df-rel 5682 df-cnv 5683 df-co 5684 df-dm 5685 df-rn 5686 df-res 5687 df-ima 5688 df-pred 6299 df-ord 6366 df-on 6367 df-lim 6368 df-suc 6369 df-iota 6494 df-fun 6544 df-fn 6545 df-f 6546 df-f1 6547 df-fo 6548 df-f1o 6549 df-fv 6550 df-riota 7367 df-ov 7414 df-oprab 7415 df-mpo 7416 df-om 7858 df-1st 7977 df-2nd 7978 df-frecs 8268 df-wrecs 8299 df-recs 8373 df-rdg 8412 df-er 8705 df-map 8824 df-en 8942 df-dom 8943 df-sdom 8944 df-sup 9439 df-inf 9440 df-pnf 11254 df-mnf 11255 df-xr 11256 df-ltxr 11257 df-le 11258 df-sub 11450 df-neg 11451 df-div 11876 df-nn 12217 df-2 12279 df-n0 12477 df-z 12563 df-uz 12827 df-q 12937 df-rp 12979 df-xneg 13096 df-xadd 13097 df-xmul 13098 df-topgen 17393 df-psmet 21136 df-xmet 21137 df-bl 21139 df-mopn 21140 df-top 22616 df-topon 22633 df-bases 22669 df-cnp 22952

This theorem is referenced by: blocnilem 30324

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