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Mirrors > Home > MPE Home > Th. List > rlimle | Structured version Visualization version GIF version |
Description: Comparison of the limits of two sequences. (Contributed by Mario Carneiro, 10-May-2016.) |
Ref | Expression |
---|---|
rlimle.1 | ⊢ (𝜑 → sup(𝐴, ℝ*, < ) = +∞) |
rlimle.2 | ⊢ (𝜑 → (𝑥 ∈ 𝐴 ↦ 𝐵) ⇝𝑟 𝐷) |
rlimle.3 | ⊢ (𝜑 → (𝑥 ∈ 𝐴 ↦ 𝐶) ⇝𝑟 𝐸) |
rlimle.4 | ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐴) → 𝐵 ∈ ℝ) |
rlimle.5 | ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐴) → 𝐶 ∈ ℝ) |
rlimle.6 | ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐴) → 𝐵 ≤ 𝐶) |
Ref | Expression |
---|---|
rlimle | ⊢ (𝜑 → 𝐷 ≤ 𝐸) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | rlimle.1 | . . 3 ⊢ (𝜑 → sup(𝐴, ℝ*, < ) = +∞) | |
2 | rlimle.5 | . . . 4 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐴) → 𝐶 ∈ ℝ) | |
3 | rlimle.4 | . . . 4 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐴) → 𝐵 ∈ ℝ) | |
4 | rlimle.3 | . . . 4 ⊢ (𝜑 → (𝑥 ∈ 𝐴 ↦ 𝐶) ⇝𝑟 𝐸) | |
5 | rlimle.2 | . . . 4 ⊢ (𝜑 → (𝑥 ∈ 𝐴 ↦ 𝐵) ⇝𝑟 𝐷) | |
6 | 2, 3, 4, 5 | rlimsub 15282 | . . 3 ⊢ (𝜑 → (𝑥 ∈ 𝐴 ↦ (𝐶 − 𝐵)) ⇝𝑟 (𝐸 − 𝐷)) |
7 | 2, 3 | resubcld 11333 | . . 3 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐴) → (𝐶 − 𝐵) ∈ ℝ) |
8 | rlimle.6 | . . . 4 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐴) → 𝐵 ≤ 𝐶) | |
9 | 2, 3 | subge0d 11495 | . . . 4 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐴) → (0 ≤ (𝐶 − 𝐵) ↔ 𝐵 ≤ 𝐶)) |
10 | 8, 9 | mpbird 256 | . . 3 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐴) → 0 ≤ (𝐶 − 𝐵)) |
11 | 1, 6, 7, 10 | rlimge0 15218 | . 2 ⊢ (𝜑 → 0 ≤ (𝐸 − 𝐷)) |
12 | 1, 4, 2 | rlimrecl 15217 | . . 3 ⊢ (𝜑 → 𝐸 ∈ ℝ) |
13 | 1, 5, 3 | rlimrecl 15217 | . . 3 ⊢ (𝜑 → 𝐷 ∈ ℝ) |
14 | 12, 13 | subge0d 11495 | . 2 ⊢ (𝜑 → (0 ≤ (𝐸 − 𝐷) ↔ 𝐷 ≤ 𝐸)) |
15 | 11, 14 | mpbid 231 | 1 ⊢ (𝜑 → 𝐷 ≤ 𝐸) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ wa 395 = wceq 1539 ∈ wcel 2108 class class class wbr 5070 ↦ cmpt 5153 (class class class)co 7255 supcsup 9129 ℝcr 10801 0cc0 10802 +∞cpnf 10937 ℝ*cxr 10939 < clt 10940 ≤ cle 10941 − cmin 11135 ⇝𝑟 crli 15122 |
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 ax-pre-mulgt0 10879 ax-pre-sup 10880 |
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-rmo 3071 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-pss 3902 df-nul 4254 df-if 4457 df-pw 4532 df-sn 4559 df-pr 4561 df-tp 4563 df-op 4565 df-uni 4837 df-iun 4923 df-br 5071 df-opab 5133 df-mpt 5154 df-tr 5188 df-id 5480 df-eprel 5486 df-po 5494 df-so 5495 df-fr 5535 df-we 5537 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-pred 6191 df-ord 6254 df-on 6255 df-lim 6256 df-suc 6257 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-om 7688 df-1st 7804 df-2nd 7805 df-frecs 8068 df-wrecs 8099 df-recs 8173 df-rdg 8212 df-er 8456 df-pm 8576 df-en 8692 df-dom 8693 df-sdom 8694 df-sup 9131 df-pnf 10942 df-mnf 10943 df-xr 10944 df-ltxr 10945 df-le 10946 df-sub 11137 df-neg 11138 df-div 11563 df-nn 11904 df-2 11966 df-3 11967 df-n0 12164 df-z 12250 df-uz 12512 df-rp 12660 df-seq 13650 df-exp 13711 df-cj 14738 df-re 14739 df-im 14740 df-sqrt 14874 df-abs 14875 df-rlim 15126 |
This theorem is referenced by: dvfsumrlimge0 25099 dvfsumrlim2 25101 |
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