limccnp - Metamath Proof Explorer

	Metamath Proof Explorer		< Previous Next > Nearby theorems
Mirrors > Home > MPE Home > Th. List > limccnp		Structured version Visualization version GIF version

Theorem limccnp 26255

Description: If the limit of 𝐹 at 𝐵 is 𝐶 and 𝐺 is continuous at 𝐶, then the limit of 𝐺 ∘ 𝐹 at 𝐵 is 𝐺(𝐶). (Contributed by Mario Carneiro, 28-Dec-2016.)

**Hypotheses**
Ref	Expression
limccnp.f	⊢ (𝜑 → 𝐹:𝐴⟶𝐷)
limccnp.d	⊢ (𝜑 → 𝐷 ⊆ ℂ)
limccnp.k	⊢ 𝐾 = (TopOpen‘ℂ_fld)
limccnp.j	⊢ 𝐽 = (𝐾 ↾_t 𝐷)
limccnp.c	⊢ (𝜑 → 𝐶 ∈ (𝐹 lim_ℂ 𝐵))
limccnp.b	⊢ (𝜑 → 𝐺 ∈ ((𝐽 CnP 𝐾)‘𝐶))

**Assertion**
Ref	Expression
limccnp	⊢ (𝜑 → (𝐺‘𝐶) ∈ ((𝐺 ∘ 𝐹) lim_ℂ 𝐵))

Proof of Theorem limccnp Dummy variable 𝑥 is distinct from all other variables.

Step	Hyp	Ref	Expression
1		limccnp.j	. . . . . . 7 ⊢ 𝐽 = (𝐾 ↾_t 𝐷)
2		limccnp.k	. . . . . . . . 9 ⊢ 𝐾 = (TopOpen‘ℂ_fld)
3	2	cnfldtopon 25145	. . . . . . . 8 ⊢ 𝐾 ∈ (TopOn‘ℂ)
4		limccnp.d	. . . . . . . 8 ⊢ (𝜑 → 𝐷 ⊆ ℂ)
5		resttopon 23523	. . . . . . . 8 ⊢ ((𝐾 ∈ (TopOn‘ℂ) ∧ 𝐷 ⊆ ℂ) → (𝐾 ↾_t 𝐷) ∈ (TopOn‘𝐷))
6	3, 4, 5	sylancr 599	. . . . . . 7 ⊢ (𝜑 → (𝐾 ↾_t 𝐷) ∈ (TopOn‘𝐷))
7	1, 6	eqeltrid 2868	. . . . . 6 ⊢ (𝜑 → 𝐽 ∈ (TopOn‘𝐷))
8	3	a1i 11	. . . . . 6 ⊢ (𝜑 → 𝐾 ∈ (TopOn‘ℂ))
9		limccnp.b	. . . . . 6 ⊢ (𝜑 → 𝐺 ∈ ((𝐽 CnP 𝐾)‘𝐶))
10		cnpf2 23612	. . . . . 6 ⊢ ((𝐽 ∈ (TopOn‘𝐷) ∧ 𝐾 ∈ (TopOn‘ℂ) ∧ 𝐺 ∈ ((𝐽 CnP 𝐾)‘𝐶)) → 𝐺:𝐷⟶ℂ)
11	7, 8, 9, 10	syl3anc 1399	. . . . 5 ⊢ (𝜑 → 𝐺:𝐷⟶ℂ)
12		eqid 2763	. . . . . . . . . 10 ⊢ ∪ 𝐽 = ∪ 𝐽
13	12	cnprcl 23607	. . . . . . . . 9 ⊢ (𝐺 ∈ ((𝐽 CnP 𝐾)‘𝐶) → 𝐶 ∈ ∪ 𝐽)
14	9, 13	syl 18	. . . . . . . 8 ⊢ (𝜑 → 𝐶 ∈ ∪ 𝐽)
15		toponuni 23276	. . . . . . . . 9 ⊢ (𝐽 ∈ (TopOn‘𝐷) → 𝐷 = ∪ 𝐽)
16	7, 15	syl 18	. . . . . . . 8 ⊢ (𝜑 → 𝐷 = ∪ 𝐽)
17	14, 16	eleqtrrd 2867	. . . . . . 7 ⊢ (𝜑 → 𝐶 ∈ 𝐷)
18	17	ad2antrr 739	. . . . . 6 ⊢ (((𝜑 ∧ 𝑥 ∈ (𝐴 ∪ {𝐵})) ∧ 𝑥 = 𝐵) → 𝐶 ∈ 𝐷)
19		limccnp.f	. . . . . . . 8 ⊢ (𝜑 → 𝐹:𝐴⟶𝐷)
20	19	ad2antrr 739	. . . . . . 7 ⊢ (((𝜑 ∧ 𝑥 ∈ (𝐴 ∪ {𝐵})) ∧ ¬ 𝑥 = 𝐵) → 𝐹:𝐴⟶𝐷)
21		elun 4155	. . . . . . . . . . 11 ⊢ (𝑥 ∈ (𝐴 ∪ {𝐵}) ↔ (𝑥 ∈ 𝐴 ∨ 𝑥 ∈ {𝐵}))
22		elsni 4601	. . . . . . . . . . . 12 ⊢ (𝑥 ∈ {𝐵} → 𝑥 = 𝐵)
23	22	orim2i 924	. . . . . . . . . . 11 ⊢ ((𝑥 ∈ 𝐴 ∨ 𝑥 ∈ {𝐵}) → (𝑥 ∈ 𝐴 ∨ 𝑥 = 𝐵))
24	21, 23	sylbi 220	. . . . . . . . . 10 ⊢ (𝑥 ∈ (𝐴 ∪ {𝐵}) → (𝑥 ∈ 𝐴 ∨ 𝑥 = 𝐵))
25	24	adantl 487	. . . . . . . . 9 ⊢ ((𝜑 ∧ 𝑥 ∈ (𝐴 ∪ {𝐵})) → (𝑥 ∈ 𝐴 ∨ 𝑥 = 𝐵))
26	25	orcomd 885	. . . . . . . 8 ⊢ ((𝜑 ∧ 𝑥 ∈ (𝐴 ∪ {𝐵})) → (𝑥 = 𝐵 ∨ 𝑥 ∈ 𝐴))
27	26	orcanai 1018	. . . . . . 7 ⊢ (((𝜑 ∧ 𝑥 ∈ (𝐴 ∪ {𝐵})) ∧ ¬ 𝑥 = 𝐵) → 𝑥 ∈ 𝐴)
28	20, 27	ffvelcdmd 7115	. . . . . 6 ⊢ (((𝜑 ∧ 𝑥 ∈ (𝐴 ∪ {𝐵})) ∧ ¬ 𝑥 = 𝐵) → (𝐹‘𝑥) ∈ 𝐷)
29	18, 28	ifclda 4521	. . . . 5 ⊢ ((𝜑 ∧ 𝑥 ∈ (𝐴 ∪ {𝐵})) → if(𝑥 = 𝐵, 𝐶, (𝐹‘𝑥)) ∈ 𝐷)
30	11, 29	cofmpt 7163	. . . 4 ⊢ (𝜑 → (𝐺 ∘ (𝑥 ∈ (𝐴 ∪ {𝐵}) ↦ if(𝑥 = 𝐵, 𝐶, (𝐹‘𝑥)))) = (𝑥 ∈ (𝐴 ∪ {𝐵}) ↦ (𝐺‘if(𝑥 = 𝐵, 𝐶, (𝐹‘𝑥)))))
31		fvco3 7014	. . . . . . . 8 ⊢ ((𝐹:𝐴⟶𝐷 ∧ 𝑥 ∈ 𝐴) → ((𝐺 ∘ 𝐹)‘𝑥) = (𝐺‘(𝐹‘𝑥)))
32	20, 27, 31	syl2anc 596	. . . . . . 7 ⊢ (((𝜑 ∧ 𝑥 ∈ (𝐴 ∪ {𝐵})) ∧ ¬ 𝑥 = 𝐵) → ((𝐺 ∘ 𝐹)‘𝑥) = (𝐺‘(𝐹‘𝑥)))
33	32	ifeq2da 4518	. . . . . 6 ⊢ ((𝜑 ∧ 𝑥 ∈ (𝐴 ∪ {𝐵})) → if(𝑥 = 𝐵, (𝐺‘𝐶), ((𝐺 ∘ 𝐹)‘𝑥)) = if(𝑥 = 𝐵, (𝐺‘𝐶), (𝐺‘(𝐹‘𝑥))))
34		fvif 6930	. . . . . 6 ⊢ (𝐺‘if(𝑥 = 𝐵, 𝐶, (𝐹‘𝑥))) = if(𝑥 = 𝐵, (𝐺‘𝐶), (𝐺‘(𝐹‘𝑥)))
35	33, 34	eqtr4di 2816	. . . . 5 ⊢ ((𝜑 ∧ 𝑥 ∈ (𝐴 ∪ {𝐵})) → if(𝑥 = 𝐵, (𝐺‘𝐶), ((𝐺 ∘ 𝐹)‘𝑥)) = (𝐺‘if(𝑥 = 𝐵, 𝐶, (𝐹‘𝑥))))
36	35	mpteq2dva 5202	. . . 4 ⊢ (𝜑 → (𝑥 ∈ (𝐴 ∪ {𝐵}) ↦ if(𝑥 = 𝐵, (𝐺‘𝐶), ((𝐺 ∘ 𝐹)‘𝑥))) = (𝑥 ∈ (𝐴 ∪ {𝐵}) ↦ (𝐺‘if(𝑥 = 𝐵, 𝐶, (𝐹‘𝑥)))))
37	30, 36	eqtr4d 2801	. . 3 ⊢ (𝜑 → (𝐺 ∘ (𝑥 ∈ (𝐴 ∪ {𝐵}) ↦ if(𝑥 = 𝐵, 𝐶, (𝐹‘𝑥)))) = (𝑥 ∈ (𝐴 ∪ {𝐵}) ↦ if(𝑥 = 𝐵, (𝐺‘𝐶), ((𝐺 ∘ 𝐹)‘𝑥))))
38		limccnp.c	. . . . . . 7 ⊢ (𝜑 → 𝐶 ∈ (𝐹 lim_ℂ 𝐵))
39		eqid 2763	. . . . . . . 8 ⊢ (𝐾 ↾_t (𝐴 ∪ {𝐵})) = (𝐾 ↾_t (𝐴 ∪ {𝐵}))
40		eqid 2763	. . . . . . . 8 ⊢ (𝑥 ∈ (𝐴 ∪ {𝐵}) ↦ if(𝑥 = 𝐵, 𝐶, (𝐹‘𝑥))) = (𝑥 ∈ (𝐴 ∪ {𝐵}) ↦ if(𝑥 = 𝐵, 𝐶, (𝐹‘𝑥)))
41	19, 4	fssd 6755	. . . . . . . 8 ⊢ (𝜑 → 𝐹:𝐴⟶ℂ)
42	19	fdmd 6748	. . . . . . . . 9 ⊢ (𝜑 → dom 𝐹 = 𝐴)
43		limcrcl 26238	. . . . . . . . . . 11 ⊢ (𝐶 ∈ (𝐹 lim_ℂ 𝐵) → (𝐹:dom 𝐹⟶ℂ ∧ dom 𝐹 ⊆ ℂ ∧ 𝐵 ∈ ℂ))
44	38, 43	syl 18	. . . . . . . . . 10 ⊢ (𝜑 → (𝐹:dom 𝐹⟶ℂ ∧ dom 𝐹 ⊆ ℂ ∧ 𝐵 ∈ ℂ))
45	44	simp2d 1161	. . . . . . . . 9 ⊢ (𝜑 → dom 𝐹 ⊆ ℂ)
46	42, 45	eqsstrrd 3948	. . . . . . . 8 ⊢ (𝜑 → 𝐴 ⊆ ℂ)
47	44	simp3d 1162	. . . . . . . 8 ⊢ (𝜑 → 𝐵 ∈ ℂ)
48	39, 2, 40, 41, 46, 47	ellimc 26237	. . . . . . 7 ⊢ (𝜑 → (𝐶 ∈ (𝐹 lim_ℂ 𝐵) ↔ (𝑥 ∈ (𝐴 ∪ {𝐵}) ↦ if(𝑥 = 𝐵, 𝐶, (𝐹‘𝑥))) ∈ (((𝐾 ↾_t (𝐴 ∪ {𝐵})) CnP 𝐾)‘𝐵)))
49	38, 48	mpbid 235	. . . . . 6 ⊢ (𝜑 → (𝑥 ∈ (𝐴 ∪ {𝐵}) ↦ if(𝑥 = 𝐵, 𝐶, (𝐹‘𝑥))) ∈ (((𝐾 ↾_t (𝐴 ∪ {𝐵})) CnP 𝐾)‘𝐵))
50	2	cnfldtop 25146	. . . . . . . 8 ⊢ 𝐾 ∈ Top
51	50	a1i 11	. . . . . . 7 ⊢ (𝜑 → 𝐾 ∈ Top)
52	29	fmpttd 7145	. . . . . . . 8 ⊢ (𝜑 → (𝑥 ∈ (𝐴 ∪ {𝐵}) ↦ if(𝑥 = 𝐵, 𝐶, (𝐹‘𝑥))):(𝐴 ∪ {𝐵})⟶𝐷)
53	47	snssd 4747	. . . . . . . . . . . 12 ⊢ (𝜑 → {𝐵} ⊆ ℂ)
54	46, 53	unssd 4193	. . . . . . . . . . 11 ⊢ (𝜑 → (𝐴 ∪ {𝐵}) ⊆ ℂ)
55		resttopon 23523	. . . . . . . . . . 11 ⊢ ((𝐾 ∈ (TopOn‘ℂ) ∧ (𝐴 ∪ {𝐵}) ⊆ ℂ) → (𝐾 ↾_t (𝐴 ∪ {𝐵})) ∈ (TopOn‘(𝐴 ∪ {𝐵})))
56	3, 54, 55	sylancr 599	. . . . . . . . . 10 ⊢ (𝜑 → (𝐾 ↾_t (𝐴 ∪ {𝐵})) ∈ (TopOn‘(𝐴 ∪ {𝐵})))
57		toponuni 23276	. . . . . . . . . 10 ⊢ ((𝐾 ↾_t (𝐴 ∪ {𝐵})) ∈ (TopOn‘(𝐴 ∪ {𝐵})) → (𝐴 ∪ {𝐵}) = ∪ (𝐾 ↾_t (𝐴 ∪ {𝐵})))
58	56, 57	syl 18	. . . . . . . . 9 ⊢ (𝜑 → (𝐴 ∪ {𝐵}) = ∪ (𝐾 ↾_t (𝐴 ∪ {𝐵})))
59	58	feq2d 6721	. . . . . . . 8 ⊢ (𝜑 → ((𝑥 ∈ (𝐴 ∪ {𝐵}) ↦ if(𝑥 = 𝐵, 𝐶, (𝐹‘𝑥))):(𝐴 ∪ {𝐵})⟶𝐷 ↔ (𝑥 ∈ (𝐴 ∪ {𝐵}) ↦ if(𝑥 = 𝐵, 𝐶, (𝐹‘𝑥))):∪ (𝐾 ↾_t (𝐴 ∪ {𝐵}))⟶𝐷))
60	52, 59	mpbid 235	. . . . . . 7 ⊢ (𝜑 → (𝑥 ∈ (𝐴 ∪ {𝐵}) ↦ if(𝑥 = 𝐵, 𝐶, (𝐹‘𝑥))):∪ (𝐾 ↾_t (𝐴 ∪ {𝐵}))⟶𝐷)
61		eqid 2763	. . . . . . . 8 ⊢ ∪ (𝐾 ↾_t (𝐴 ∪ {𝐵})) = ∪ (𝐾 ↾_t (𝐴 ∪ {𝐵}))
62	3	toponunii 23278	. . . . . . . 8 ⊢ ℂ = ∪ 𝐾
63	61, 62	cnprest2 23652	. . . . . . 7 ⊢ ((𝐾 ∈ Top ∧ (𝑥 ∈ (𝐴 ∪ {𝐵}) ↦ if(𝑥 = 𝐵, 𝐶, (𝐹‘𝑥))):∪ (𝐾 ↾_t (𝐴 ∪ {𝐵}))⟶𝐷 ∧ 𝐷 ⊆ ℂ) → ((𝑥 ∈ (𝐴 ∪ {𝐵}) ↦ if(𝑥 = 𝐵, 𝐶, (𝐹‘𝑥))) ∈ (((𝐾 ↾_t (𝐴 ∪ {𝐵})) CnP 𝐾)‘𝐵) ↔ (𝑥 ∈ (𝐴 ∪ {𝐵}) ↦ if(𝑥 = 𝐵, 𝐶, (𝐹‘𝑥))) ∈ (((𝐾 ↾_t (𝐴 ∪ {𝐵})) CnP (𝐾 ↾_t 𝐷))‘𝐵)))
64	51, 60, 4, 63	syl3anc 1399	. . . . . 6 ⊢ (𝜑 → ((𝑥 ∈ (𝐴 ∪ {𝐵}) ↦ if(𝑥 = 𝐵, 𝐶, (𝐹‘𝑥))) ∈ (((𝐾 ↾_t (𝐴 ∪ {𝐵})) CnP 𝐾)‘𝐵) ↔ (𝑥 ∈ (𝐴 ∪ {𝐵}) ↦ if(𝑥 = 𝐵, 𝐶, (𝐹‘𝑥))) ∈ (((𝐾 ↾_t (𝐴 ∪ {𝐵})) CnP (𝐾 ↾_t 𝐷))‘𝐵)))
65	49, 64	mpbid 235	. . . . 5 ⊢ (𝜑 → (𝑥 ∈ (𝐴 ∪ {𝐵}) ↦ if(𝑥 = 𝐵, 𝐶, (𝐹‘𝑥))) ∈ (((𝐾 ↾_t (𝐴 ∪ {𝐵})) CnP (𝐾 ↾_t 𝐷))‘𝐵))
66	1	oveq2i 7460	. . . . . 6 ⊢ ((𝐾 ↾_t (𝐴 ∪ {𝐵})) CnP 𝐽) = ((𝐾 ↾_t (𝐴 ∪ {𝐵})) CnP (𝐾 ↾_t 𝐷))
67	66	fveq1i 6915	. . . . 5 ⊢ (((𝐾 ↾_t (𝐴 ∪ {𝐵})) CnP 𝐽)‘𝐵) = (((𝐾 ↾_t (𝐴 ∪ {𝐵})) CnP (𝐾 ↾_t 𝐷))‘𝐵)
68	65, 67	eleqtrrdi 2875	. . . 4 ⊢ (𝜑 → (𝑥 ∈ (𝐴 ∪ {𝐵}) ↦ if(𝑥 = 𝐵, 𝐶, (𝐹‘𝑥))) ∈ (((𝐾 ↾_t (𝐴 ∪ {𝐵})) CnP 𝐽)‘𝐵))
69		iftrue 4491	. . . . . . 7 ⊢ (𝑥 = 𝐵 → if(𝑥 = 𝐵, 𝐶, (𝐹‘𝑥)) = 𝐶)
70		ssun2 4180	. . . . . . . 8 ⊢ {𝐵} ⊆ (𝐴 ∪ {𝐵})
71		snssg 4744	. . . . . . . . 9 ⊢ (𝐵 ∈ ℂ → (𝐵 ∈ (𝐴 ∪ {𝐵}) ↔ {𝐵} ⊆ (𝐴 ∪ {𝐵})))
72	47, 71	syl 18	. . . . . . . 8 ⊢ (𝜑 → (𝐵 ∈ (𝐴 ∪ {𝐵}) ↔ {𝐵} ⊆ (𝐴 ∪ {𝐵})))
73	70, 72	mpbiri 261	. . . . . . 7 ⊢ (𝜑 → 𝐵 ∈ (𝐴 ∪ {𝐵}))
74	40, 69, 73, 38	fvmptd3 7046	. . . . . 6 ⊢ (𝜑 → ((𝑥 ∈ (𝐴 ∪ {𝐵}) ↦ if(𝑥 = 𝐵, 𝐶, (𝐹‘𝑥)))‘𝐵) = 𝐶)
75	74	fveq2d 6918	. . . . 5 ⊢ (𝜑 → ((𝐽 CnP 𝐾)‘((𝑥 ∈ (𝐴 ∪ {𝐵}) ↦ if(𝑥 = 𝐵, 𝐶, (𝐹‘𝑥)))‘𝐵)) = ((𝐽 CnP 𝐾)‘𝐶))
76	9, 75	eleqtrrd 2867	. . . 4 ⊢ (𝜑 → 𝐺 ∈ ((𝐽 CnP 𝐾)‘((𝑥 ∈ (𝐴 ∪ {𝐵}) ↦ if(𝑥 = 𝐵, 𝐶, (𝐹‘𝑥)))‘𝐵)))
77		cnpco 23629	. . . 4 ⊢ (((𝑥 ∈ (𝐴 ∪ {𝐵}) ↦ if(𝑥 = 𝐵, 𝐶, (𝐹‘𝑥))) ∈ (((𝐾 ↾_t (𝐴 ∪ {𝐵})) CnP 𝐽)‘𝐵) ∧ 𝐺 ∈ ((𝐽 CnP 𝐾)‘((𝑥 ∈ (𝐴 ∪ {𝐵}) ↦ if(𝑥 = 𝐵, 𝐶, (𝐹‘𝑥)))‘𝐵))) → (𝐺 ∘ (𝑥 ∈ (𝐴 ∪ {𝐵}) ↦ if(𝑥 = 𝐵, 𝐶, (𝐹‘𝑥)))) ∈ (((𝐾 ↾_t (𝐴 ∪ {𝐵})) CnP 𝐾)‘𝐵))
78	68, 76, 77	syl2anc 596	. . 3 ⊢ (𝜑 → (𝐺 ∘ (𝑥 ∈ (𝐴 ∪ {𝐵}) ↦ if(𝑥 = 𝐵, 𝐶, (𝐹‘𝑥)))) ∈ (((𝐾 ↾_t (𝐴 ∪ {𝐵})) CnP 𝐾)‘𝐵))
79	37, 78	eqeltrrd 2865	. 2 ⊢ (𝜑 → (𝑥 ∈ (𝐴 ∪ {𝐵}) ↦ if(𝑥 = 𝐵, (𝐺‘𝐶), ((𝐺 ∘ 𝐹)‘𝑥))) ∈ (((𝐾 ↾_t (𝐴 ∪ {𝐵})) CnP 𝐾)‘𝐵))
80		eqid 2763	. . 3 ⊢ (𝑥 ∈ (𝐴 ∪ {𝐵}) ↦ if(𝑥 = 𝐵, (𝐺‘𝐶), ((𝐺 ∘ 𝐹)‘𝑥))) = (𝑥 ∈ (𝐴 ∪ {𝐵}) ↦ if(𝑥 = 𝐵, (𝐺‘𝐶), ((𝐺 ∘ 𝐹)‘𝑥)))
81		fco 6762	. . . 4 ⊢ ((𝐺:𝐷⟶ℂ ∧ 𝐹:𝐴⟶𝐷) → (𝐺 ∘ 𝐹):𝐴⟶ℂ)
82	11, 19, 81	syl2anc 596	. . 3 ⊢ (𝜑 → (𝐺 ∘ 𝐹):𝐴⟶ℂ)
83	39, 2, 80, 82, 46, 47	ellimc 26237	. 2 ⊢ (𝜑 → ((𝐺‘𝐶) ∈ ((𝐺 ∘ 𝐹) lim_ℂ 𝐵) ↔ (𝑥 ∈ (𝐴 ∪ {𝐵}) ↦ if(𝑥 = 𝐵, (𝐺‘𝐶), ((𝐺 ∘ 𝐹)‘𝑥))) ∈ (((𝐾 ↾_t (𝐴 ∪ {𝐵})) CnP 𝐾)‘𝐵)))
84	79, 83	mpbird 260	1 ⊢ (𝜑 → (𝐺‘𝐶) ∈ ((𝐺 ∘ 𝐹) lim_ℂ 𝐵))

Colors of variables: wff setvar class

This proof depends on syntax axioms: ¬ wn 3 → wi 4 ↔ wb 209 ∧ wa 401 ∨ wo 861 ∧ w3a 1103 = wceq 1570 ∈ wcel 2147 ⊆ wss 3900 ∪ cun 4152 ifcif 4485 {csn 4588 ∪ cuni 4870 ↦ cmpt 5190 dom cdm 5656 ∘ ccom 5660 ⟶wf 6560 ‘cfv 6564 (class class class)co 7449 ℂcc 11235 ↾_t crest 17632 TopOpenctopn 17633 ℂ_fldccnfld 21720 Topctop 23255 TopOnctopon 23272 CnP ccnp 23587 lim_ℂ climc 26226

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 1945 ax-6 2002 ax-7 2043 ax-8 2149 ax-9 2157 ax-10 2180 ax-11 2197 ax-12 2216 ax-ext 2735 ax-rep 5236 ax-sep 5253 ax-nul 5264 ax-pow 5332 ax-pr 5396 ax-un 7781 ax-cnex 11293 ax-resscn 11294 ax-1cn 11295 ax-icn 11296 ax-addcl 11297 ax-addrcl 11298 ax-mulcl 11299 ax-mulrcl 11300 ax-mulcom 11301 ax-addass 11302 ax-mulass 11303 ax-distr 11304 ax-i2m1 11305 ax-1ne0 11306 ax-1rid 11307 ax-rnegex 11308 ax-rrecex 11309 ax-cnre 11310 ax-pre-lttri 11311 ax-pre-lttrn 11312 ax-pre-ltadd 11313 ax-pre-mulgt0 11314 ax-pre-sup 11315

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 2102 df-mo 2567 df-eu 2597 df-clab 2742 df-cleq 2755 df-clel 2839 df-nfc 2913 df-ne 2960 df-nel 3066 df-ral 3081 df-rex 3091 df-rmo 3369 df-reu 3370 df-rab 3417 df-v 3456 df-sbc 3743 df-csb 3852 df-ss 3901 df-pss 4017 df-dif 4050 df-in 4094 df-un 4154 df-nul 4282 df-if 4486 df-pw 4562 df-sn 4589 df-pr 4591 df-tp 4593 df-op 4839 df-uni 4871 df-int 4911 df-iun 4956 df-br 5107 df-opab 5172 df-mpt 5191 df-tr 5217 df-id 5551 df-eprel 5556 df-po 5564 df-so 5565 df-fr 5609 df-we 5611 df-xp 5662 df-rel 5663 df-cnv 5664 df-co 5665 df-dm 5666 df-rn 5667 df-res 5668 df-ima 5669 df-pred 6328 df-ord 6389 df-on 6390 df-lim 6391 df-suc 6392 df-iota 6518 df-fun 6566 df-fn 6567 df-f 6568 df-f1 6569 df-fo 6570 df-f1o 6571 df-fv 6572 df-riota 7406 df-ov 7452 df-oprab 7453 df-mpo 7454 df-om 7910 df-1st 8033 df-2nd 8034 df-frecs 8335 df-wrecs 8366 df-recs 8415 df-rdg 8454 df-1o 8512 df-er 8753 df-map 8885 df-pm 8886 df-en 9010 df-dom 9011 df-sdom 9012 df-fin 9013 df-fi 9438 df-sup 9469 df-inf 9470 df-pnf 11382 df-mnf 11383 df-xr 11384 df-ltxr 11385 df-le 11386 df-sub 11580 df-neg 11581 df-div 12012 df-nn 12374 df-2 12443 df-3 12444 df-4 12445 df-5 12446 df-6 12447 df-7 12448 df-8 12449 df-9 12450 df-n0 12645 df-z 12732 df-dec 12853 df-uz 13004 df-q 13114 df-rp 13159 df-xneg 13279 df-xadd 13280 df-xmul 13281 df-fz 13678 df-seq 14183 df-exp 14243 df-cj 15307 df-re 15308 df-im 15309 df-sqrt 15443 df-abs 15444 df-struct 17366 df-slot 17401 df-ndx 17413 df-base 17429 df-plusg 17482 df-mulr 17483 df-starv 17484 df-tset 17488 df-ple 17489 df-ds 17491 df-unif 17492 df-rest 17634 df-topn 17635 df-topgen 17655 df-psmet 21712 df-xmet 21713 df-met 21714 df-bl 21715 df-mopn 21716 df-cnfld 21721 df-top 23256 df-topon 23273 df-topsp 23295 df-bases 23308 df-cnp 23590 df-xms 24683 df-ms 24684 df-limc 26230

This theorem is used by: limcco 26257 dvcjbr 26313 dvcnvlem 26340

W3C validator