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Theorem xlimpnfxnegmnf 43245
Description: A sequence converges to +∞ if and only if its negation converges to -∞. (Contributed by Glauco Siliprandi, 23-Apr-2023.)
Hypotheses
Ref Expression
xlimpnfxnegmnf.1 𝑗𝐹
xlimpnfxnegmnf.2 𝑍 = (ℤ𝑀)
xlimpnfxnegmnf.3 (𝜑𝐹:𝑍⟶ℝ*)
Assertion
Ref Expression
xlimpnfxnegmnf (𝜑 → (∀𝑥 ∈ ℝ ∃𝑘𝑍𝑗 ∈ (ℤ𝑘)𝑥 ≤ (𝐹𝑗) ↔ ∀𝑥 ∈ ℝ ∃𝑘𝑍𝑗 ∈ (ℤ𝑘)-𝑒(𝐹𝑗) ≤ 𝑥))
Distinct variable groups:   𝑘,𝐹,𝑥   𝑘,𝑍,𝑥   𝑗,𝑘,𝑥
Allowed substitution hints:   𝜑(𝑥,𝑗,𝑘)   𝐹(𝑗)   𝑀(𝑥,𝑗,𝑘)   𝑍(𝑗)

Proof of Theorem xlimpnfxnegmnf
Dummy variables 𝑖 𝑙 𝑤 𝑦 are mutually distinct and distinct from all other variables.
StepHypRef Expression
1 breq1 5073 . . . . . 6 (𝑥 = 𝑦 → (𝑥 ≤ (𝐹𝑗) ↔ 𝑦 ≤ (𝐹𝑗)))
21rexralbidv 3229 . . . . 5 (𝑥 = 𝑦 → (∃𝑘𝑍𝑗 ∈ (ℤ𝑘)𝑥 ≤ (𝐹𝑗) ↔ ∃𝑘𝑍𝑗 ∈ (ℤ𝑘)𝑦 ≤ (𝐹𝑗)))
3 fveq2 6756 . . . . . . . 8 (𝑘 = 𝑖 → (ℤ𝑘) = (ℤ𝑖))
43raleqdv 3339 . . . . . . 7 (𝑘 = 𝑖 → (∀𝑗 ∈ (ℤ𝑘)𝑦 ≤ (𝐹𝑗) ↔ ∀𝑗 ∈ (ℤ𝑖)𝑦 ≤ (𝐹𝑗)))
5 nfv 1918 . . . . . . . 8 𝑙 𝑦 ≤ (𝐹𝑗)
6 nfcv 2906 . . . . . . . . 9 𝑗𝑦
7 nfcv 2906 . . . . . . . . 9 𝑗
8 xlimpnfxnegmnf.1 . . . . . . . . . 10 𝑗𝐹
9 nfcv 2906 . . . . . . . . . 10 𝑗𝑙
108, 9nffv 6766 . . . . . . . . 9 𝑗(𝐹𝑙)
116, 7, 10nfbr 5117 . . . . . . . 8 𝑗 𝑦 ≤ (𝐹𝑙)
12 fveq2 6756 . . . . . . . . 9 (𝑗 = 𝑙 → (𝐹𝑗) = (𝐹𝑙))
1312breq2d 5082 . . . . . . . 8 (𝑗 = 𝑙 → (𝑦 ≤ (𝐹𝑗) ↔ 𝑦 ≤ (𝐹𝑙)))
145, 11, 13cbvralw 3363 . . . . . . 7 (∀𝑗 ∈ (ℤ𝑖)𝑦 ≤ (𝐹𝑗) ↔ ∀𝑙 ∈ (ℤ𝑖)𝑦 ≤ (𝐹𝑙))
154, 14bitrdi 286 . . . . . 6 (𝑘 = 𝑖 → (∀𝑗 ∈ (ℤ𝑘)𝑦 ≤ (𝐹𝑗) ↔ ∀𝑙 ∈ (ℤ𝑖)𝑦 ≤ (𝐹𝑙)))
1615cbvrexvw 3373 . . . . 5 (∃𝑘𝑍𝑗 ∈ (ℤ𝑘)𝑦 ≤ (𝐹𝑗) ↔ ∃𝑖𝑍𝑙 ∈ (ℤ𝑖)𝑦 ≤ (𝐹𝑙))
172, 16bitrdi 286 . . . 4 (𝑥 = 𝑦 → (∃𝑘𝑍𝑗 ∈ (ℤ𝑘)𝑥 ≤ (𝐹𝑗) ↔ ∃𝑖𝑍𝑙 ∈ (ℤ𝑖)𝑦 ≤ (𝐹𝑙)))
1817cbvralvw 3372 . . 3 (∀𝑥 ∈ ℝ ∃𝑘𝑍𝑗 ∈ (ℤ𝑘)𝑥 ≤ (𝐹𝑗) ↔ ∀𝑦 ∈ ℝ ∃𝑖𝑍𝑙 ∈ (ℤ𝑖)𝑦 ≤ (𝐹𝑙))
1918a1i 11 . 2 (𝜑 → (∀𝑥 ∈ ℝ ∃𝑘𝑍𝑗 ∈ (ℤ𝑘)𝑥 ≤ (𝐹𝑗) ↔ ∀𝑦 ∈ ℝ ∃𝑖𝑍𝑙 ∈ (ℤ𝑖)𝑦 ≤ (𝐹𝑙)))
20 simpll 763 . . . . 5 (((𝜑 ∧ ∀𝑦 ∈ ℝ ∃𝑖𝑍𝑙 ∈ (ℤ𝑖)𝑦 ≤ (𝐹𝑙)) ∧ 𝑤 ∈ ℝ) → 𝜑)
21 simpr 484 . . . . 5 (((𝜑 ∧ ∀𝑦 ∈ ℝ ∃𝑖𝑍𝑙 ∈ (ℤ𝑖)𝑦 ≤ (𝐹𝑙)) ∧ 𝑤 ∈ ℝ) → 𝑤 ∈ ℝ)
22 xnegrecl 42868 . . . . . . 7 (𝑤 ∈ ℝ → -𝑒𝑤 ∈ ℝ)
23 simpl 482 . . . . . . 7 ((∀𝑦 ∈ ℝ ∃𝑖𝑍𝑙 ∈ (ℤ𝑖)𝑦 ≤ (𝐹𝑙) ∧ 𝑤 ∈ ℝ) → ∀𝑦 ∈ ℝ ∃𝑖𝑍𝑙 ∈ (ℤ𝑖)𝑦 ≤ (𝐹𝑙))
24 breq1 5073 . . . . . . . . 9 (𝑦 = -𝑒𝑤 → (𝑦 ≤ (𝐹𝑙) ↔ -𝑒𝑤 ≤ (𝐹𝑙)))
2524rexralbidv 3229 . . . . . . . 8 (𝑦 = -𝑒𝑤 → (∃𝑖𝑍𝑙 ∈ (ℤ𝑖)𝑦 ≤ (𝐹𝑙) ↔ ∃𝑖𝑍𝑙 ∈ (ℤ𝑖)-𝑒𝑤 ≤ (𝐹𝑙)))
2625rspcva 3550 . . . . . . 7 ((-𝑒𝑤 ∈ ℝ ∧ ∀𝑦 ∈ ℝ ∃𝑖𝑍𝑙 ∈ (ℤ𝑖)𝑦 ≤ (𝐹𝑙)) → ∃𝑖𝑍𝑙 ∈ (ℤ𝑖)-𝑒𝑤 ≤ (𝐹𝑙))
2722, 23, 26syl2an2 682 . . . . . 6 ((∀𝑦 ∈ ℝ ∃𝑖𝑍𝑙 ∈ (ℤ𝑖)𝑦 ≤ (𝐹𝑙) ∧ 𝑤 ∈ ℝ) → ∃𝑖𝑍𝑙 ∈ (ℤ𝑖)-𝑒𝑤 ≤ (𝐹𝑙))
2827adantll 710 . . . . 5 (((𝜑 ∧ ∀𝑦 ∈ ℝ ∃𝑖𝑍𝑙 ∈ (ℤ𝑖)𝑦 ≤ (𝐹𝑙)) ∧ 𝑤 ∈ ℝ) → ∃𝑖𝑍𝑙 ∈ (ℤ𝑖)-𝑒𝑤 ≤ (𝐹𝑙))
29 simpll 763 . . . . . . . . 9 ((((𝜑𝑤 ∈ ℝ) ∧ 𝑖𝑍) ∧ 𝑙 ∈ (ℤ𝑖)) → (𝜑𝑤 ∈ ℝ))
30 xlimpnfxnegmnf.2 . . . . . . . . . . 11 𝑍 = (ℤ𝑀)
3130uztrn2 12530 . . . . . . . . . 10 ((𝑖𝑍𝑙 ∈ (ℤ𝑖)) → 𝑙𝑍)
3231adantll 710 . . . . . . . . 9 ((((𝜑𝑤 ∈ ℝ) ∧ 𝑖𝑍) ∧ 𝑙 ∈ (ℤ𝑖)) → 𝑙𝑍)
33 rexr 10952 . . . . . . . . . . . 12 (𝑤 ∈ ℝ → 𝑤 ∈ ℝ*)
3433ad2antlr 723 . . . . . . . . . . 11 (((𝜑𝑤 ∈ ℝ) ∧ 𝑙𝑍) → 𝑤 ∈ ℝ*)
35 xlimpnfxnegmnf.3 . . . . . . . . . . . . 13 (𝜑𝐹:𝑍⟶ℝ*)
3635ffvelrnda 6943 . . . . . . . . . . . 12 ((𝜑𝑙𝑍) → (𝐹𝑙) ∈ ℝ*)
3736adantlr 711 . . . . . . . . . . 11 (((𝜑𝑤 ∈ ℝ) ∧ 𝑙𝑍) → (𝐹𝑙) ∈ ℝ*)
38 xlenegcon1 42917 . . . . . . . . . . 11 ((𝑤 ∈ ℝ* ∧ (𝐹𝑙) ∈ ℝ*) → (-𝑒𝑤 ≤ (𝐹𝑙) ↔ -𝑒(𝐹𝑙) ≤ 𝑤))
3934, 37, 38syl2anc 583 . . . . . . . . . 10 (((𝜑𝑤 ∈ ℝ) ∧ 𝑙𝑍) → (-𝑒𝑤 ≤ (𝐹𝑙) ↔ -𝑒(𝐹𝑙) ≤ 𝑤))
4039biimpd 228 . . . . . . . . 9 (((𝜑𝑤 ∈ ℝ) ∧ 𝑙𝑍) → (-𝑒𝑤 ≤ (𝐹𝑙) → -𝑒(𝐹𝑙) ≤ 𝑤))
4129, 32, 40syl2anc 583 . . . . . . . 8 ((((𝜑𝑤 ∈ ℝ) ∧ 𝑖𝑍) ∧ 𝑙 ∈ (ℤ𝑖)) → (-𝑒𝑤 ≤ (𝐹𝑙) → -𝑒(𝐹𝑙) ≤ 𝑤))
4241ralimdva 3102 . . . . . . 7 (((𝜑𝑤 ∈ ℝ) ∧ 𝑖𝑍) → (∀𝑙 ∈ (ℤ𝑖)-𝑒𝑤 ≤ (𝐹𝑙) → ∀𝑙 ∈ (ℤ𝑖)-𝑒(𝐹𝑙) ≤ 𝑤))
4342reximdva 3202 . . . . . 6 ((𝜑𝑤 ∈ ℝ) → (∃𝑖𝑍𝑙 ∈ (ℤ𝑖)-𝑒𝑤 ≤ (𝐹𝑙) → ∃𝑖𝑍𝑙 ∈ (ℤ𝑖)-𝑒(𝐹𝑙) ≤ 𝑤))
4443imp 406 . . . . 5 (((𝜑𝑤 ∈ ℝ) ∧ ∃𝑖𝑍𝑙 ∈ (ℤ𝑖)-𝑒𝑤 ≤ (𝐹𝑙)) → ∃𝑖𝑍𝑙 ∈ (ℤ𝑖)-𝑒(𝐹𝑙) ≤ 𝑤)
4520, 21, 28, 44syl21anc 834 . . . 4 (((𝜑 ∧ ∀𝑦 ∈ ℝ ∃𝑖𝑍𝑙 ∈ (ℤ𝑖)𝑦 ≤ (𝐹𝑙)) ∧ 𝑤 ∈ ℝ) → ∃𝑖𝑍𝑙 ∈ (ℤ𝑖)-𝑒(𝐹𝑙) ≤ 𝑤)
4645ralrimiva 3107 . . 3 ((𝜑 ∧ ∀𝑦 ∈ ℝ ∃𝑖𝑍𝑙 ∈ (ℤ𝑖)𝑦 ≤ (𝐹𝑙)) → ∀𝑤 ∈ ℝ ∃𝑖𝑍𝑙 ∈ (ℤ𝑖)-𝑒(𝐹𝑙) ≤ 𝑤)
47 simpll 763 . . . . 5 (((𝜑 ∧ ∀𝑤 ∈ ℝ ∃𝑖𝑍𝑙 ∈ (ℤ𝑖)-𝑒(𝐹𝑙) ≤ 𝑤) ∧ 𝑦 ∈ ℝ) → 𝜑)
48 simpr 484 . . . . 5 (((𝜑 ∧ ∀𝑤 ∈ ℝ ∃𝑖𝑍𝑙 ∈ (ℤ𝑖)-𝑒(𝐹𝑙) ≤ 𝑤) ∧ 𝑦 ∈ ℝ) → 𝑦 ∈ ℝ)
49 xnegrecl 42868 . . . . . . 7 (𝑦 ∈ ℝ → -𝑒𝑦 ∈ ℝ)
50 simpl 482 . . . . . . 7 ((∀𝑤 ∈ ℝ ∃𝑖𝑍𝑙 ∈ (ℤ𝑖)-𝑒(𝐹𝑙) ≤ 𝑤𝑦 ∈ ℝ) → ∀𝑤 ∈ ℝ ∃𝑖𝑍𝑙 ∈ (ℤ𝑖)-𝑒(𝐹𝑙) ≤ 𝑤)
51 breq2 5074 . . . . . . . . 9 (𝑤 = -𝑒𝑦 → (-𝑒(𝐹𝑙) ≤ 𝑤 ↔ -𝑒(𝐹𝑙) ≤ -𝑒𝑦))
5251rexralbidv 3229 . . . . . . . 8 (𝑤 = -𝑒𝑦 → (∃𝑖𝑍𝑙 ∈ (ℤ𝑖)-𝑒(𝐹𝑙) ≤ 𝑤 ↔ ∃𝑖𝑍𝑙 ∈ (ℤ𝑖)-𝑒(𝐹𝑙) ≤ -𝑒𝑦))
5352rspcva 3550 . . . . . . 7 ((-𝑒𝑦 ∈ ℝ ∧ ∀𝑤 ∈ ℝ ∃𝑖𝑍𝑙 ∈ (ℤ𝑖)-𝑒(𝐹𝑙) ≤ 𝑤) → ∃𝑖𝑍𝑙 ∈ (ℤ𝑖)-𝑒(𝐹𝑙) ≤ -𝑒𝑦)
5449, 50, 53syl2an2 682 . . . . . 6 ((∀𝑤 ∈ ℝ ∃𝑖𝑍𝑙 ∈ (ℤ𝑖)-𝑒(𝐹𝑙) ≤ 𝑤𝑦 ∈ ℝ) → ∃𝑖𝑍𝑙 ∈ (ℤ𝑖)-𝑒(𝐹𝑙) ≤ -𝑒𝑦)
5554adantll 710 . . . . 5 (((𝜑 ∧ ∀𝑤 ∈ ℝ ∃𝑖𝑍𝑙 ∈ (ℤ𝑖)-𝑒(𝐹𝑙) ≤ 𝑤) ∧ 𝑦 ∈ ℝ) → ∃𝑖𝑍𝑙 ∈ (ℤ𝑖)-𝑒(𝐹𝑙) ≤ -𝑒𝑦)
56 simpll 763 . . . . . . . . 9 ((((𝜑𝑦 ∈ ℝ) ∧ 𝑖𝑍) ∧ 𝑙 ∈ (ℤ𝑖)) → (𝜑𝑦 ∈ ℝ))
5731adantll 710 . . . . . . . . 9 ((((𝜑𝑦 ∈ ℝ) ∧ 𝑖𝑍) ∧ 𝑙 ∈ (ℤ𝑖)) → 𝑙𝑍)
58 rexr 10952 . . . . . . . . . . . 12 (𝑦 ∈ ℝ → 𝑦 ∈ ℝ*)
5958ad2antlr 723 . . . . . . . . . . 11 (((𝜑𝑦 ∈ ℝ) ∧ 𝑙𝑍) → 𝑦 ∈ ℝ*)
6036adantlr 711 . . . . . . . . . . 11 (((𝜑𝑦 ∈ ℝ) ∧ 𝑙𝑍) → (𝐹𝑙) ∈ ℝ*)
61 xleneg 12881 . . . . . . . . . . 11 ((𝑦 ∈ ℝ* ∧ (𝐹𝑙) ∈ ℝ*) → (𝑦 ≤ (𝐹𝑙) ↔ -𝑒(𝐹𝑙) ≤ -𝑒𝑦))
6259, 60, 61syl2anc 583 . . . . . . . . . 10 (((𝜑𝑦 ∈ ℝ) ∧ 𝑙𝑍) → (𝑦 ≤ (𝐹𝑙) ↔ -𝑒(𝐹𝑙) ≤ -𝑒𝑦))
6362biimprd 247 . . . . . . . . 9 (((𝜑𝑦 ∈ ℝ) ∧ 𝑙𝑍) → (-𝑒(𝐹𝑙) ≤ -𝑒𝑦𝑦 ≤ (𝐹𝑙)))
6456, 57, 63syl2anc 583 . . . . . . . 8 ((((𝜑𝑦 ∈ ℝ) ∧ 𝑖𝑍) ∧ 𝑙 ∈ (ℤ𝑖)) → (-𝑒(𝐹𝑙) ≤ -𝑒𝑦𝑦 ≤ (𝐹𝑙)))
6564ralimdva 3102 . . . . . . 7 (((𝜑𝑦 ∈ ℝ) ∧ 𝑖𝑍) → (∀𝑙 ∈ (ℤ𝑖)-𝑒(𝐹𝑙) ≤ -𝑒𝑦 → ∀𝑙 ∈ (ℤ𝑖)𝑦 ≤ (𝐹𝑙)))
6665reximdva 3202 . . . . . 6 ((𝜑𝑦 ∈ ℝ) → (∃𝑖𝑍𝑙 ∈ (ℤ𝑖)-𝑒(𝐹𝑙) ≤ -𝑒𝑦 → ∃𝑖𝑍𝑙 ∈ (ℤ𝑖)𝑦 ≤ (𝐹𝑙)))
6766imp 406 . . . . 5 (((𝜑𝑦 ∈ ℝ) ∧ ∃𝑖𝑍𝑙 ∈ (ℤ𝑖)-𝑒(𝐹𝑙) ≤ -𝑒𝑦) → ∃𝑖𝑍𝑙 ∈ (ℤ𝑖)𝑦 ≤ (𝐹𝑙))
6847, 48, 55, 67syl21anc 834 . . . 4 (((𝜑 ∧ ∀𝑤 ∈ ℝ ∃𝑖𝑍𝑙 ∈ (ℤ𝑖)-𝑒(𝐹𝑙) ≤ 𝑤) ∧ 𝑦 ∈ ℝ) → ∃𝑖𝑍𝑙 ∈ (ℤ𝑖)𝑦 ≤ (𝐹𝑙))
6968ralrimiva 3107 . . 3 ((𝜑 ∧ ∀𝑤 ∈ ℝ ∃𝑖𝑍𝑙 ∈ (ℤ𝑖)-𝑒(𝐹𝑙) ≤ 𝑤) → ∀𝑦 ∈ ℝ ∃𝑖𝑍𝑙 ∈ (ℤ𝑖)𝑦 ≤ (𝐹𝑙))
7046, 69impbida 797 . 2 (𝜑 → (∀𝑦 ∈ ℝ ∃𝑖𝑍𝑙 ∈ (ℤ𝑖)𝑦 ≤ (𝐹𝑙) ↔ ∀𝑤 ∈ ℝ ∃𝑖𝑍𝑙 ∈ (ℤ𝑖)-𝑒(𝐹𝑙) ≤ 𝑤))
71 breq2 5074 . . . . . 6 (𝑤 = 𝑥 → (-𝑒(𝐹𝑙) ≤ 𝑤 ↔ -𝑒(𝐹𝑙) ≤ 𝑥))
7271rexralbidv 3229 . . . . 5 (𝑤 = 𝑥 → (∃𝑖𝑍𝑙 ∈ (ℤ𝑖)-𝑒(𝐹𝑙) ≤ 𝑤 ↔ ∃𝑖𝑍𝑙 ∈ (ℤ𝑖)-𝑒(𝐹𝑙) ≤ 𝑥))
73 fveq2 6756 . . . . . . . 8 (𝑖 = 𝑘 → (ℤ𝑖) = (ℤ𝑘))
7473raleqdv 3339 . . . . . . 7 (𝑖 = 𝑘 → (∀𝑙 ∈ (ℤ𝑖)-𝑒(𝐹𝑙) ≤ 𝑥 ↔ ∀𝑙 ∈ (ℤ𝑘)-𝑒(𝐹𝑙) ≤ 𝑥))
7510nfxneg 42891 . . . . . . . . 9 𝑗-𝑒(𝐹𝑙)
76 nfcv 2906 . . . . . . . . 9 𝑗𝑥
7775, 7, 76nfbr 5117 . . . . . . . 8 𝑗-𝑒(𝐹𝑙) ≤ 𝑥
78 nfv 1918 . . . . . . . 8 𝑙-𝑒(𝐹𝑗) ≤ 𝑥
79 fveq2 6756 . . . . . . . . . 10 (𝑙 = 𝑗 → (𝐹𝑙) = (𝐹𝑗))
8079xnegeqd 42867 . . . . . . . . 9 (𝑙 = 𝑗 → -𝑒(𝐹𝑙) = -𝑒(𝐹𝑗))
8180breq1d 5080 . . . . . . . 8 (𝑙 = 𝑗 → (-𝑒(𝐹𝑙) ≤ 𝑥 ↔ -𝑒(𝐹𝑗) ≤ 𝑥))
8277, 78, 81cbvralw 3363 . . . . . . 7 (∀𝑙 ∈ (ℤ𝑘)-𝑒(𝐹𝑙) ≤ 𝑥 ↔ ∀𝑗 ∈ (ℤ𝑘)-𝑒(𝐹𝑗) ≤ 𝑥)
8374, 82bitrdi 286 . . . . . 6 (𝑖 = 𝑘 → (∀𝑙 ∈ (ℤ𝑖)-𝑒(𝐹𝑙) ≤ 𝑥 ↔ ∀𝑗 ∈ (ℤ𝑘)-𝑒(𝐹𝑗) ≤ 𝑥))
8483cbvrexvw 3373 . . . . 5 (∃𝑖𝑍𝑙 ∈ (ℤ𝑖)-𝑒(𝐹𝑙) ≤ 𝑥 ↔ ∃𝑘𝑍𝑗 ∈ (ℤ𝑘)-𝑒(𝐹𝑗) ≤ 𝑥)
8572, 84bitrdi 286 . . . 4 (𝑤 = 𝑥 → (∃𝑖𝑍𝑙 ∈ (ℤ𝑖)-𝑒(𝐹𝑙) ≤ 𝑤 ↔ ∃𝑘𝑍𝑗 ∈ (ℤ𝑘)-𝑒(𝐹𝑗) ≤ 𝑥))
8685cbvralvw 3372 . . 3 (∀𝑤 ∈ ℝ ∃𝑖𝑍𝑙 ∈ (ℤ𝑖)-𝑒(𝐹𝑙) ≤ 𝑤 ↔ ∀𝑥 ∈ ℝ ∃𝑘𝑍𝑗 ∈ (ℤ𝑘)-𝑒(𝐹𝑗) ≤ 𝑥)
8786a1i 11 . 2 (𝜑 → (∀𝑤 ∈ ℝ ∃𝑖𝑍𝑙 ∈ (ℤ𝑖)-𝑒(𝐹𝑙) ≤ 𝑤 ↔ ∀𝑥 ∈ ℝ ∃𝑘𝑍𝑗 ∈ (ℤ𝑘)-𝑒(𝐹𝑗) ≤ 𝑥))
8819, 70, 873bitrd 304 1 (𝜑 → (∀𝑥 ∈ ℝ ∃𝑘𝑍𝑗 ∈ (ℤ𝑘)𝑥 ≤ (𝐹𝑗) ↔ ∀𝑥 ∈ ℝ ∃𝑘𝑍𝑗 ∈ (ℤ𝑘)-𝑒(𝐹𝑗) ≤ 𝑥))
Colors of variables: wff setvar class
Syntax hints:  wi 4  wb 205  wa 395   = wceq 1539  wcel 2108  wnfc 2886  wral 3063  wrex 3064   class class class wbr 5070  wf 6414  cfv 6418  cr 10801  *cxr 10939  cle 10941  cuz 12511  -𝑒cxne 12774
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1799  ax-4 1813  ax-5 1914  ax-6 1972  ax-7 2012  ax-8 2110  ax-9 2118  ax-10 2139  ax-11 2156  ax-12 2173  ax-ext 2709  ax-sep 5218  ax-nul 5225  ax-pow 5283  ax-pr 5347  ax-un 7566  ax-cnex 10858  ax-resscn 10859  ax-1cn 10860  ax-icn 10861  ax-addcl 10862  ax-addrcl 10863  ax-mulcl 10864  ax-mulrcl 10865  ax-mulcom 10866  ax-addass 10867  ax-mulass 10868  ax-distr 10869  ax-i2m1 10870  ax-1ne0 10871  ax-1rid 10872  ax-rnegex 10873  ax-rrecex 10874  ax-cnre 10875  ax-pre-lttri 10876  ax-pre-lttrn 10877  ax-pre-ltadd 10878
This theorem depends on definitions:  df-bi 206  df-an 396  df-or 844  df-3or 1086  df-3an 1087  df-tru 1542  df-fal 1552  df-ex 1784  df-nf 1788  df-sb 2069  df-mo 2540  df-eu 2569  df-clab 2716  df-cleq 2730  df-clel 2817  df-nfc 2888  df-ne 2943  df-nel 3049  df-ral 3068  df-rex 3069  df-reu 3070  df-rab 3072  df-v 3424  df-sbc 3712  df-csb 3829  df-dif 3886  df-un 3888  df-in 3890  df-ss 3900  df-nul 4254  df-if 4457  df-pw 4532  df-sn 4559  df-pr 4561  df-op 4565  df-uni 4837  df-br 5071  df-opab 5133  df-mpt 5154  df-id 5480  df-po 5494  df-so 5495  df-xp 5586  df-rel 5587  df-cnv 5588  df-co 5589  df-dm 5590  df-rn 5591  df-res 5592  df-ima 5593  df-iota 6376  df-fun 6420  df-fn 6421  df-f 6422  df-f1 6423  df-fo 6424  df-f1o 6425  df-fv 6426  df-riota 7212  df-ov 7258  df-oprab 7259  df-mpo 7260  df-er 8456  df-en 8692  df-dom 8693  df-sdom 8694  df-pnf 10942  df-mnf 10943  df-xr 10944  df-ltxr 10945  df-le 10946  df-sub 11137  df-neg 11138  df-z 12250  df-uz 12512  df-xneg 12777
This theorem is referenced by:  liminfpnfuz  43247  xlimpnfxnegmnf2  43289
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