Intuitionistic Logic Explorer |
< Previous
Next >
Nearby theorems |
||
Mirrors > Home > ILE Home > Th. List > dvbss | GIF version |
Description: The set of differentiable points is a subset of the domain of the function. (Contributed by Mario Carneiro, 6-Aug-2014.) (Revised by Mario Carneiro, 9-Feb-2015.) |
Ref | Expression |
---|---|
dvcl.s | ⊢ (𝜑 → 𝑆 ⊆ ℂ) |
dvcl.f | ⊢ (𝜑 → 𝐹:𝐴⟶ℂ) |
dvcl.a | ⊢ (𝜑 → 𝐴 ⊆ 𝑆) |
Ref | Expression |
---|---|
dvbss | ⊢ (𝜑 → dom (𝑆 D 𝐹) ⊆ 𝐴) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | dvcl.s | . . 3 ⊢ (𝜑 → 𝑆 ⊆ ℂ) | |
2 | dvcl.f | . . 3 ⊢ (𝜑 → 𝐹:𝐴⟶ℂ) | |
3 | dvcl.a | . . 3 ⊢ (𝜑 → 𝐴 ⊆ 𝑆) | |
4 | eqid 2157 | . . 3 ⊢ ((MetOpen‘(abs ∘ − )) ↾t 𝑆) = ((MetOpen‘(abs ∘ − )) ↾t 𝑆) | |
5 | eqid 2157 | . . 3 ⊢ (MetOpen‘(abs ∘ − )) = (MetOpen‘(abs ∘ − )) | |
6 | 1, 2, 3, 4, 5 | dvbssntrcntop 13024 | . 2 ⊢ (𝜑 → dom (𝑆 D 𝐹) ⊆ ((int‘((MetOpen‘(abs ∘ − )) ↾t 𝑆))‘𝐴)) |
7 | 5 | cntoptop 12904 | . . . 4 ⊢ (MetOpen‘(abs ∘ − )) ∈ Top |
8 | cnex 7850 | . . . . 5 ⊢ ℂ ∈ V | |
9 | ssexg 4103 | . . . . 5 ⊢ ((𝑆 ⊆ ℂ ∧ ℂ ∈ V) → 𝑆 ∈ V) | |
10 | 1, 8, 9 | sylancl 410 | . . . 4 ⊢ (𝜑 → 𝑆 ∈ V) |
11 | resttop 12541 | . . . 4 ⊢ (((MetOpen‘(abs ∘ − )) ∈ Top ∧ 𝑆 ∈ V) → ((MetOpen‘(abs ∘ − )) ↾t 𝑆) ∈ Top) | |
12 | 7, 10, 11 | sylancr 411 | . . 3 ⊢ (𝜑 → ((MetOpen‘(abs ∘ − )) ↾t 𝑆) ∈ Top) |
13 | 5 | cntoptopon 12903 | . . . . . 6 ⊢ (MetOpen‘(abs ∘ − )) ∈ (TopOn‘ℂ) |
14 | resttopon 12542 | . . . . . 6 ⊢ (((MetOpen‘(abs ∘ − )) ∈ (TopOn‘ℂ) ∧ 𝑆 ⊆ ℂ) → ((MetOpen‘(abs ∘ − )) ↾t 𝑆) ∈ (TopOn‘𝑆)) | |
15 | 13, 1, 14 | sylancr 411 | . . . . 5 ⊢ (𝜑 → ((MetOpen‘(abs ∘ − )) ↾t 𝑆) ∈ (TopOn‘𝑆)) |
16 | toponuni 12384 | . . . . 5 ⊢ (((MetOpen‘(abs ∘ − )) ↾t 𝑆) ∈ (TopOn‘𝑆) → 𝑆 = ∪ ((MetOpen‘(abs ∘ − )) ↾t 𝑆)) | |
17 | 15, 16 | syl 14 | . . . 4 ⊢ (𝜑 → 𝑆 = ∪ ((MetOpen‘(abs ∘ − )) ↾t 𝑆)) |
18 | 3, 17 | sseqtrd 3166 | . . 3 ⊢ (𝜑 → 𝐴 ⊆ ∪ ((MetOpen‘(abs ∘ − )) ↾t 𝑆)) |
19 | eqid 2157 | . . . 4 ⊢ ∪ ((MetOpen‘(abs ∘ − )) ↾t 𝑆) = ∪ ((MetOpen‘(abs ∘ − )) ↾t 𝑆) | |
20 | 19 | ntrss2 12492 | . . 3 ⊢ ((((MetOpen‘(abs ∘ − )) ↾t 𝑆) ∈ Top ∧ 𝐴 ⊆ ∪ ((MetOpen‘(abs ∘ − )) ↾t 𝑆)) → ((int‘((MetOpen‘(abs ∘ − )) ↾t 𝑆))‘𝐴) ⊆ 𝐴) |
21 | 12, 18, 20 | syl2anc 409 | . 2 ⊢ (𝜑 → ((int‘((MetOpen‘(abs ∘ − )) ↾t 𝑆))‘𝐴) ⊆ 𝐴) |
22 | 6, 21 | sstrd 3138 | 1 ⊢ (𝜑 → dom (𝑆 D 𝐹) ⊆ 𝐴) |
Colors of variables: wff set class |
Syntax hints: → wi 4 = wceq 1335 ∈ wcel 2128 Vcvv 2712 ⊆ wss 3102 ∪ cuni 3772 dom cdm 4585 ∘ ccom 4589 ⟶wf 5165 ‘cfv 5169 (class class class)co 5821 ℂcc 7724 − cmin 8040 abscabs 10890 ↾t crest 12322 MetOpencmopn 12356 Topctop 12366 TopOnctopon 12379 intcnt 12464 D cdv 12995 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 105 ax-ia2 106 ax-ia3 107 ax-in1 604 ax-in2 605 ax-io 699 ax-5 1427 ax-7 1428 ax-gen 1429 ax-ie1 1473 ax-ie2 1474 ax-8 1484 ax-10 1485 ax-11 1486 ax-i12 1487 ax-bndl 1489 ax-4 1490 ax-17 1506 ax-i9 1510 ax-ial 1514 ax-i5r 1515 ax-13 2130 ax-14 2131 ax-ext 2139 ax-coll 4079 ax-sep 4082 ax-nul 4090 ax-pow 4135 ax-pr 4169 ax-un 4393 ax-setind 4495 ax-iinf 4546 ax-cnex 7817 ax-resscn 7818 ax-1cn 7819 ax-1re 7820 ax-icn 7821 ax-addcl 7822 ax-addrcl 7823 ax-mulcl 7824 ax-mulrcl 7825 ax-addcom 7826 ax-mulcom 7827 ax-addass 7828 ax-mulass 7829 ax-distr 7830 ax-i2m1 7831 ax-0lt1 7832 ax-1rid 7833 ax-0id 7834 ax-rnegex 7835 ax-precex 7836 ax-cnre 7837 ax-pre-ltirr 7838 ax-pre-ltwlin 7839 ax-pre-lttrn 7840 ax-pre-apti 7841 ax-pre-ltadd 7842 ax-pre-mulgt0 7843 ax-pre-mulext 7844 ax-arch 7845 ax-caucvg 7846 |
This theorem depends on definitions: df-bi 116 df-stab 817 df-dc 821 df-3or 964 df-3an 965 df-tru 1338 df-fal 1341 df-nf 1441 df-sb 1743 df-eu 2009 df-mo 2010 df-clab 2144 df-cleq 2150 df-clel 2153 df-nfc 2288 df-ne 2328 df-nel 2423 df-ral 2440 df-rex 2441 df-reu 2442 df-rmo 2443 df-rab 2444 df-v 2714 df-sbc 2938 df-csb 3032 df-dif 3104 df-un 3106 df-in 3108 df-ss 3115 df-nul 3395 df-if 3506 df-pw 3545 df-sn 3566 df-pr 3567 df-op 3569 df-uni 3773 df-int 3808 df-iun 3851 df-br 3966 df-opab 4026 df-mpt 4027 df-tr 4063 df-id 4253 df-po 4256 df-iso 4257 df-iord 4326 df-on 4328 df-ilim 4329 df-suc 4331 df-iom 4549 df-xp 4591 df-rel 4592 df-cnv 4593 df-co 4594 df-dm 4595 df-rn 4596 df-res 4597 df-ima 4598 df-iota 5134 df-fun 5171 df-fn 5172 df-f 5173 df-f1 5174 df-fo 5175 df-f1o 5176 df-fv 5177 df-isom 5178 df-riota 5777 df-ov 5824 df-oprab 5825 df-mpo 5826 df-1st 6085 df-2nd 6086 df-recs 6249 df-frec 6335 df-map 6592 df-pm 6593 df-sup 6924 df-inf 6925 df-pnf 7908 df-mnf 7909 df-xr 7910 df-ltxr 7911 df-le 7912 df-sub 8042 df-neg 8043 df-reap 8444 df-ap 8451 df-div 8540 df-inn 8828 df-2 8886 df-3 8887 df-4 8888 df-n0 9085 df-z 9162 df-uz 9434 df-q 9522 df-rp 9554 df-xneg 9672 df-xadd 9673 df-seqfrec 10338 df-exp 10412 df-cj 10735 df-re 10736 df-im 10737 df-rsqrt 10891 df-abs 10892 df-rest 12324 df-topgen 12343 df-psmet 12358 df-xmet 12359 df-met 12360 df-bl 12361 df-mopn 12362 df-top 12367 df-topon 12380 df-bases 12412 df-ntr 12467 df-limced 12996 df-dvap 12997 |
This theorem is referenced by: dvbsssg 13026 dvidlemap 13031 dviaddf 13040 dvimulf 13041 dvcoapbr 13042 dvcjbr 13043 dvrecap 13048 |
Copyright terms: Public domain | W3C validator |