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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 5875 | . 2 ⊢ (𝜑 → ((𝑥 ∈ 𝐵 ↦ 𝐶) ↾ 𝐴) = (𝑥 ∈ 𝐴 ↦ 𝐶)) |
3 | rlimres2.2 | . . 3 ⊢ (𝜑 → (𝑥 ∈ 𝐵 ↦ 𝐶) ⇝𝑟 𝐷) | |
4 | rlimres 14907 | . . 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 5054 | 1 ⊢ (𝜑 → (𝑥 ∈ 𝐴 ↦ 𝐶) ⇝𝑟 𝐷) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ⊆ wss 3881 class class class wbr 5030 ↦ cmpt 5110 ↾ cres 5521 ⇝𝑟 crli 14834 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1911 ax-6 1970 ax-7 2015 ax-8 2113 ax-9 2121 ax-10 2142 ax-11 2158 ax-12 2175 ax-ext 2770 ax-sep 5167 ax-nul 5174 ax-pow 5231 ax-pr 5295 ax-un 7441 ax-cnex 10582 ax-resscn 10583 |
This theorem depends on definitions: df-bi 210 df-an 400 df-or 845 df-3an 1086 df-tru 1541 df-ex 1782 df-nf 1786 df-sb 2070 df-mo 2598 df-eu 2629 df-clab 2777 df-cleq 2791 df-clel 2870 df-nfc 2938 df-ne 2988 df-ral 3111 df-rex 3112 df-rab 3115 df-v 3443 df-sbc 3721 df-dif 3884 df-un 3886 df-in 3888 df-ss 3898 df-nul 4244 df-if 4426 df-pw 4499 df-sn 4526 df-pr 4528 df-op 4532 df-uni 4801 df-br 5031 df-opab 5093 df-mpt 5111 df-id 5425 df-xp 5525 df-rel 5526 df-cnv 5527 df-co 5528 df-dm 5529 df-rn 5530 df-res 5531 df-iota 6283 df-fun 6326 df-fn 6327 df-f 6328 df-fv 6332 df-ov 7138 df-oprab 7139 df-mpo 7140 df-pm 8392 df-rlim 14838 |
This theorem is referenced by: divcnv 15200 dvfsumrlimge0 24633 dvfsumrlim2 24635 dfef2 25556 cxp2lim 25562 chtppilimlem2 26058 chpchtlim 26063 pnt2 26197 |
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