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Mirrors > Home > MPE Home > Th. List > dvbsss | Structured version Visualization version GIF version |
Description: The set of differentiable points is a subset of the ambient topology. (Contributed by Mario Carneiro, 18-Mar-2015.) |
Ref | Expression |
---|---|
dvbsss | ⊢ dom (𝑆 D 𝐹) ⊆ 𝑆 |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | df-dv 24464 | . . . . . . . . . . 11 ⊢ D = (𝑠 ∈ 𝒫 ℂ, 𝑓 ∈ (ℂ ↑pm 𝑠) ↦ ∪ 𝑥 ∈ ((int‘((TopOpen‘ℂfld) ↾t 𝑠))‘dom 𝑓)({𝑥} × ((𝑧 ∈ (dom 𝑓 ∖ {𝑥}) ↦ (((𝑓‘𝑧) − (𝑓‘𝑥)) / (𝑧 − 𝑥))) limℂ 𝑥))) | |
2 | 1 | reldmmpo 7284 | . . . . . . . . . 10 ⊢ Rel dom D |
3 | df-rel 5561 | . . . . . . . . . 10 ⊢ (Rel dom D ↔ dom D ⊆ (V × V)) | |
4 | 2, 3 | mpbi 232 | . . . . . . . . 9 ⊢ dom D ⊆ (V × V) |
5 | 4 | sseli 3962 | . . . . . . . 8 ⊢ (〈𝑆, 𝐹〉 ∈ dom D → 〈𝑆, 𝐹〉 ∈ (V × V)) |
6 | opelxp1 5595 | . . . . . . . 8 ⊢ (〈𝑆, 𝐹〉 ∈ (V × V) → 𝑆 ∈ V) | |
7 | 5, 6 | syl 17 | . . . . . . 7 ⊢ (〈𝑆, 𝐹〉 ∈ dom D → 𝑆 ∈ V) |
8 | opeq1 4802 | . . . . . . . . . 10 ⊢ (𝑠 = 𝑆 → 〈𝑠, 𝐹〉 = 〈𝑆, 𝐹〉) | |
9 | 8 | eleq1d 2897 | . . . . . . . . 9 ⊢ (𝑠 = 𝑆 → (〈𝑠, 𝐹〉 ∈ dom D ↔ 〈𝑆, 𝐹〉 ∈ dom D )) |
10 | eleq1 2900 | . . . . . . . . . 10 ⊢ (𝑠 = 𝑆 → (𝑠 ∈ 𝒫 ℂ ↔ 𝑆 ∈ 𝒫 ℂ)) | |
11 | oveq2 7163 | . . . . . . . . . . 11 ⊢ (𝑠 = 𝑆 → (ℂ ↑pm 𝑠) = (ℂ ↑pm 𝑆)) | |
12 | 11 | eleq2d 2898 | . . . . . . . . . 10 ⊢ (𝑠 = 𝑆 → (𝐹 ∈ (ℂ ↑pm 𝑠) ↔ 𝐹 ∈ (ℂ ↑pm 𝑆))) |
13 | 10, 12 | anbi12d 632 | . . . . . . . . 9 ⊢ (𝑠 = 𝑆 → ((𝑠 ∈ 𝒫 ℂ ∧ 𝐹 ∈ (ℂ ↑pm 𝑠)) ↔ (𝑆 ∈ 𝒫 ℂ ∧ 𝐹 ∈ (ℂ ↑pm 𝑆)))) |
14 | 9, 13 | imbi12d 347 | . . . . . . . 8 ⊢ (𝑠 = 𝑆 → ((〈𝑠, 𝐹〉 ∈ dom D → (𝑠 ∈ 𝒫 ℂ ∧ 𝐹 ∈ (ℂ ↑pm 𝑠))) ↔ (〈𝑆, 𝐹〉 ∈ dom D → (𝑆 ∈ 𝒫 ℂ ∧ 𝐹 ∈ (ℂ ↑pm 𝑆))))) |
15 | 1 | dmmpossx 7763 | . . . . . . . . . 10 ⊢ dom D ⊆ ∪ 𝑠 ∈ 𝒫 ℂ({𝑠} × (ℂ ↑pm 𝑠)) |
16 | 15 | sseli 3962 | . . . . . . . . 9 ⊢ (〈𝑠, 𝐹〉 ∈ dom D → 〈𝑠, 𝐹〉 ∈ ∪ 𝑠 ∈ 𝒫 ℂ({𝑠} × (ℂ ↑pm 𝑠))) |
17 | opeliunxp 5618 | . . . . . . . . 9 ⊢ (〈𝑠, 𝐹〉 ∈ ∪ 𝑠 ∈ 𝒫 ℂ({𝑠} × (ℂ ↑pm 𝑠)) ↔ (𝑠 ∈ 𝒫 ℂ ∧ 𝐹 ∈ (ℂ ↑pm 𝑠))) | |
18 | 16, 17 | sylib 220 | . . . . . . . 8 ⊢ (〈𝑠, 𝐹〉 ∈ dom D → (𝑠 ∈ 𝒫 ℂ ∧ 𝐹 ∈ (ℂ ↑pm 𝑠))) |
19 | 14, 18 | vtoclg 3567 | . . . . . . 7 ⊢ (𝑆 ∈ V → (〈𝑆, 𝐹〉 ∈ dom D → (𝑆 ∈ 𝒫 ℂ ∧ 𝐹 ∈ (ℂ ↑pm 𝑆)))) |
20 | 7, 19 | mpcom 38 | . . . . . 6 ⊢ (〈𝑆, 𝐹〉 ∈ dom D → (𝑆 ∈ 𝒫 ℂ ∧ 𝐹 ∈ (ℂ ↑pm 𝑆))) |
21 | 20 | simpld 497 | . . . . 5 ⊢ (〈𝑆, 𝐹〉 ∈ dom D → 𝑆 ∈ 𝒫 ℂ) |
22 | 21 | elpwid 4549 | . . . 4 ⊢ (〈𝑆, 𝐹〉 ∈ dom D → 𝑆 ⊆ ℂ) |
23 | 20 | simprd 498 | . . . . . 6 ⊢ (〈𝑆, 𝐹〉 ∈ dom D → 𝐹 ∈ (ℂ ↑pm 𝑆)) |
24 | cnex 10617 | . . . . . . 7 ⊢ ℂ ∈ V | |
25 | elpm2g 8422 | . . . . . . 7 ⊢ ((ℂ ∈ V ∧ 𝑆 ∈ 𝒫 ℂ) → (𝐹 ∈ (ℂ ↑pm 𝑆) ↔ (𝐹:dom 𝐹⟶ℂ ∧ dom 𝐹 ⊆ 𝑆))) | |
26 | 24, 21, 25 | sylancr 589 | . . . . . 6 ⊢ (〈𝑆, 𝐹〉 ∈ dom D → (𝐹 ∈ (ℂ ↑pm 𝑆) ↔ (𝐹:dom 𝐹⟶ℂ ∧ dom 𝐹 ⊆ 𝑆))) |
27 | 23, 26 | mpbid 234 | . . . . 5 ⊢ (〈𝑆, 𝐹〉 ∈ dom D → (𝐹:dom 𝐹⟶ℂ ∧ dom 𝐹 ⊆ 𝑆)) |
28 | 27 | simpld 497 | . . . 4 ⊢ (〈𝑆, 𝐹〉 ∈ dom D → 𝐹:dom 𝐹⟶ℂ) |
29 | 27 | simprd 498 | . . . 4 ⊢ (〈𝑆, 𝐹〉 ∈ dom D → dom 𝐹 ⊆ 𝑆) |
30 | 22, 28, 29 | dvbss 24498 | . . 3 ⊢ (〈𝑆, 𝐹〉 ∈ dom D → dom (𝑆 D 𝐹) ⊆ dom 𝐹) |
31 | 30, 29 | sstrd 3976 | . 2 ⊢ (〈𝑆, 𝐹〉 ∈ dom D → dom (𝑆 D 𝐹) ⊆ 𝑆) |
32 | df-ov 7158 | . . . . . 6 ⊢ (𝑆 D 𝐹) = ( D ‘〈𝑆, 𝐹〉) | |
33 | ndmfv 6699 | . . . . . 6 ⊢ (¬ 〈𝑆, 𝐹〉 ∈ dom D → ( D ‘〈𝑆, 𝐹〉) = ∅) | |
34 | 32, 33 | syl5eq 2868 | . . . . 5 ⊢ (¬ 〈𝑆, 𝐹〉 ∈ dom D → (𝑆 D 𝐹) = ∅) |
35 | 34 | dmeqd 5773 | . . . 4 ⊢ (¬ 〈𝑆, 𝐹〉 ∈ dom D → dom (𝑆 D 𝐹) = dom ∅) |
36 | dm0 5789 | . . . 4 ⊢ dom ∅ = ∅ | |
37 | 35, 36 | syl6eq 2872 | . . 3 ⊢ (¬ 〈𝑆, 𝐹〉 ∈ dom D → dom (𝑆 D 𝐹) = ∅) |
38 | 0ss 4349 | . . 3 ⊢ ∅ ⊆ 𝑆 | |
39 | 37, 38 | eqsstrdi 4020 | . 2 ⊢ (¬ 〈𝑆, 𝐹〉 ∈ dom D → dom (𝑆 D 𝐹) ⊆ 𝑆) |
40 | 31, 39 | pm2.61i 184 | 1 ⊢ dom (𝑆 D 𝐹) ⊆ 𝑆 |
Colors of variables: wff setvar class |
Syntax hints: ¬ wn 3 → wi 4 ↔ wb 208 ∧ wa 398 = wceq 1533 ∈ wcel 2110 Vcvv 3494 ∖ cdif 3932 ⊆ wss 3935 ∅c0 4290 𝒫 cpw 4538 {csn 4566 〈cop 4572 ∪ ciun 4918 ↦ cmpt 5145 × cxp 5552 dom cdm 5554 Rel wrel 5559 ⟶wf 6350 ‘cfv 6354 (class class class)co 7155 ↑pm cpm 8406 ℂcc 10534 − cmin 10869 / cdiv 11296 ↾t crest 16693 TopOpenctopn 16694 ℂfldccnfld 20544 intcnt 21624 limℂ climc 24459 D cdv 24460 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1792 ax-4 1806 ax-5 1907 ax-6 1966 ax-7 2011 ax-8 2112 ax-9 2120 ax-10 2141 ax-11 2157 ax-12 2173 ax-ext 2793 ax-rep 5189 ax-sep 5202 ax-nul 5209 ax-pow 5265 ax-pr 5329 ax-un 7460 ax-cnex 10592 ax-resscn 10593 ax-1cn 10594 ax-icn 10595 ax-addcl 10596 ax-addrcl 10597 ax-mulcl 10598 ax-mulrcl 10599 ax-mulcom 10600 ax-addass 10601 ax-mulass 10602 ax-distr 10603 ax-i2m1 10604 ax-1ne0 10605 ax-1rid 10606 ax-rnegex 10607 ax-rrecex 10608 ax-cnre 10609 ax-pre-lttri 10610 ax-pre-lttrn 10611 ax-pre-ltadd 10612 ax-pre-mulgt0 10613 ax-pre-sup 10614 |
This theorem depends on definitions: df-bi 209 df-an 399 df-or 844 df-3or 1084 df-3an 1085 df-tru 1536 df-ex 1777 df-nf 1781 df-sb 2066 df-mo 2618 df-eu 2650 df-clab 2800 df-cleq 2814 df-clel 2893 df-nfc 2963 df-ne 3017 df-nel 3124 df-ral 3143 df-rex 3144 df-reu 3145 df-rmo 3146 df-rab 3147 df-v 3496 df-sbc 3772 df-csb 3883 df-dif 3938 df-un 3940 df-in 3942 df-ss 3951 df-pss 3953 df-nul 4291 df-if 4467 df-pw 4540 df-sn 4567 df-pr 4569 df-tp 4571 df-op 4573 df-uni 4838 df-int 4876 df-iun 4920 df-br 5066 df-opab 5128 df-mpt 5146 df-tr 5172 df-id 5459 df-eprel 5464 df-po 5473 df-so 5474 df-fr 5513 df-we 5515 df-xp 5560 df-rel 5561 df-cnv 5562 df-co 5563 df-dm 5564 df-rn 5565 df-res 5566 df-ima 5567 df-pred 6147 df-ord 6193 df-on 6194 df-lim 6195 df-suc 6196 df-iota 6313 df-fun 6356 df-fn 6357 df-f 6358 df-f1 6359 df-fo 6360 df-f1o 6361 df-fv 6362 df-riota 7113 df-ov 7158 df-oprab 7159 df-mpo 7160 df-om 7580 df-1st 7688 df-2nd 7689 df-wrecs 7946 df-recs 8007 df-rdg 8045 df-1o 8101 df-oadd 8105 df-er 8288 df-map 8407 df-pm 8408 df-en 8509 df-dom 8510 df-sdom 8511 df-fin 8512 df-fi 8874 df-sup 8905 df-inf 8906 df-pnf 10676 df-mnf 10677 df-xr 10678 df-ltxr 10679 df-le 10680 df-sub 10871 df-neg 10872 df-div 11297 df-nn 11638 df-2 11699 df-3 11700 df-4 11701 df-5 11702 df-6 11703 df-7 11704 df-8 11705 df-9 11706 df-n0 11897 df-z 11981 df-dec 12098 df-uz 12243 df-q 12348 df-rp 12389 df-xneg 12506 df-xadd 12507 df-xmul 12508 df-fz 12892 df-seq 13369 df-exp 13429 df-cj 14457 df-re 14458 df-im 14459 df-sqrt 14593 df-abs 14594 df-struct 16484 df-ndx 16485 df-slot 16486 df-base 16488 df-plusg 16577 df-mulr 16578 df-starv 16579 df-tset 16583 df-ple 16584 df-ds 16586 df-unif 16587 df-rest 16695 df-topn 16696 df-topgen 16716 df-psmet 20536 df-xmet 20537 df-met 20538 df-bl 20539 df-mopn 20540 df-cnfld 20545 df-top 21501 df-topon 21518 df-topsp 21540 df-bases 21553 df-ntr 21627 df-cnp 21835 df-xms 22929 df-ms 22930 df-limc 24463 df-dv 24464 |
This theorem is referenced by: dvaddf 24538 dvmulf 24539 dvcmulf 24541 dvcof 24544 dvmptres2 24558 dvmptcmul 24560 dvmptcj 24564 dvcnvlem 24572 dvcnv 24573 dvef 24576 dvcnvrelem1 24613 dvcnvrelem2 24614 dvcnvre 24615 ulmdvlem1 24987 ulmdvlem3 24989 ulmdv 24990 fperdvper 42201 dvmulcncf 42208 dvdivcncf 42210 |
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