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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 6034 | . 2 ⊢ (𝜑 → ((𝑥 ∈ 𝐵 ↦ 𝐶) ↾ 𝐴) = (𝑥 ∈ 𝐴 ↦ 𝐶)) |
| 3 | rlimres2.2 | . . 3 ⊢ (𝜑 → (𝑥 ∈ 𝐵 ↦ 𝐶) ⇝𝑟 𝐷) | |
| 4 | rlimres 15734 | . . 3 ⊢ ((𝑥 ∈ 𝐵 ↦ 𝐶) ⇝𝑟 𝐷 → ((𝑥 ∈ 𝐵 ↦ 𝐶) ↾ 𝐴) ⇝𝑟 𝐷) | |
| 5 | 3, 4 | syl 18 | . 2 ⊢ (𝜑 → ((𝑥 ∈ 𝐵 ↦ 𝐶) ↾ 𝐴) ⇝𝑟 𝐷) |
| 6 | 2, 5 | eqbrtrrd 5128 | 1 ⊢ (𝜑 → (𝑥 ∈ 𝐴 ↦ 𝐶) ⇝𝑟 𝐷) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ⊆ wss 3896 class class class wbr 5102 ↦ cmpt 5185 ↾ cres 5653 ⇝𝑟 crli 15661 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1827 ax-4 1841 ax-5 1942 ax-6 1999 ax-7 2040 ax-8 2146 ax-9 2154 ax-10 2177 ax-11 2193 ax-12 2212 ax-ext 2732 ax-sep 5248 ax-pow 5327 ax-pr 5391 ax-un 7755 ax-cnex 11263 ax-resscn 11264 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3an 1105 df-tru 1572 df-fal 1582 df-ex 1812 df-nf 1816 df-sb 2099 df-mo 2564 df-eu 2594 df-clab 2739 df-cleq 2752 df-clel 2835 df-nfc 2909 df-ne 2956 df-ral 3077 df-rex 3087 df-rab 3413 df-v 3452 df-sbc 3739 df-ss 3897 df-dif 4046 df-in 4090 df-un 4150 df-nul 4278 df-if 4482 df-pw 4558 df-sn 4585 df-pr 4587 df-op 4835 df-uni 4867 df-br 5103 df-opab 5167 df-mpt 5186 df-id 5546 df-xp 5657 df-rel 5658 df-cnv 5659 df-co 5660 df-dm 5661 df-rn 5662 df-res 5663 df-iota 6497 df-fun 6545 df-fn 6546 df-f 6547 df-fv 6551 df-ov 7427 df-oprab 7428 df-mpo 7429 df-pm 8858 df-rlim 15665 |
| This theorem is used by: divcnv 16031 dvfsumrlimge0 26359 dvfsumrlim2 26361 dfef2 27307 cxp2lim 27313 chtppilimlem2 27810 chpchtlim 27815 pnt2 27949 |
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