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Mirrors > Home > MPE Home > Th. List > rlimres2 | Structured version Visualization version GIF version |
Description: The restriction of a function converges if the original converges. (Contributed by Mario Carneiro, 16-Sep-2014.) |
Ref | Expression |
---|---|
rlimres2.1 | ⊢ (𝜑 → 𝐴 ⊆ 𝐵) |
rlimres2.2 | ⊢ (𝜑 → (𝑥 ∈ 𝐵 ↦ 𝐶) ⇝𝑟 𝐷) |
Ref | Expression |
---|---|
rlimres2 | ⊢ (𝜑 → (𝑥 ∈ 𝐴 ↦ 𝐶) ⇝𝑟 𝐷) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | rlimres2.1 | . . 3 ⊢ (𝜑 → 𝐴 ⊆ 𝐵) | |
2 | 1 | resmptd 5948 | . 2 ⊢ (𝜑 → ((𝑥 ∈ 𝐵 ↦ 𝐶) ↾ 𝐴) = (𝑥 ∈ 𝐴 ↦ 𝐶)) |
3 | rlimres2.2 | . . 3 ⊢ (𝜑 → (𝑥 ∈ 𝐵 ↦ 𝐶) ⇝𝑟 𝐷) | |
4 | rlimres 15267 | . . 3 ⊢ ((𝑥 ∈ 𝐵 ↦ 𝐶) ⇝𝑟 𝐷 → ((𝑥 ∈ 𝐵 ↦ 𝐶) ↾ 𝐴) ⇝𝑟 𝐷) | |
5 | 3, 4 | syl 17 | . 2 ⊢ (𝜑 → ((𝑥 ∈ 𝐵 ↦ 𝐶) ↾ 𝐴) ⇝𝑟 𝐷) |
6 | 2, 5 | eqbrtrrd 5098 | 1 ⊢ (𝜑 → (𝑥 ∈ 𝐴 ↦ 𝐶) ⇝𝑟 𝐷) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ⊆ wss 3887 class class class wbr 5074 ↦ cmpt 5157 ↾ cres 5591 ⇝𝑟 crli 15194 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1798 ax-4 1812 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 2709 ax-sep 5223 ax-nul 5230 ax-pow 5288 ax-pr 5352 ax-un 7588 ax-cnex 10927 ax-resscn 10928 |
This theorem depends on definitions: df-bi 206 df-an 397 df-or 845 df-3an 1088 df-tru 1542 df-fal 1552 df-ex 1783 df-nf 1787 df-sb 2068 df-mo 2540 df-eu 2569 df-clab 2716 df-cleq 2730 df-clel 2816 df-nfc 2889 df-ne 2944 df-ral 3069 df-rex 3070 df-rab 3073 df-v 3434 df-sbc 3717 df-dif 3890 df-un 3892 df-in 3894 df-ss 3904 df-nul 4257 df-if 4460 df-pw 4535 df-sn 4562 df-pr 4564 df-op 4568 df-uni 4840 df-br 5075 df-opab 5137 df-mpt 5158 df-id 5489 df-xp 5595 df-rel 5596 df-cnv 5597 df-co 5598 df-dm 5599 df-rn 5600 df-res 5601 df-iota 6391 df-fun 6435 df-fn 6436 df-f 6437 df-fv 6441 df-ov 7278 df-oprab 7279 df-mpo 7280 df-pm 8618 df-rlim 15198 |
This theorem is referenced by: divcnv 15565 dvfsumrlimge0 25194 dvfsumrlim2 25196 dfef2 26120 cxp2lim 26126 chtppilimlem2 26622 chpchtlim 26627 pnt2 26761 |
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