Abb II. II F IO ) heißt Norm auf F falls (Norm Metrik misst Abstände)
gilt misst
größe
: -
☐ N
.
, , ,
(a) Hut/ = 0 ⇐ Du -0
Definit hat
(b) Mault = IN 11411 VUE F Homogenität 11×111=1×11+1×21
-
-
(c) Hut v11 Hull + Holt V-u.VE F Dreiecks
ungleichung
=
11×112
'
=
Vxitx?
11×16 =
max {1×1,1×21}
=P (F , II. II) normierter Raum
1.1
Def .
( Best approximation) IRA) -
Rlg) / ± Hf -
gll
( F. II. II) normierter Raum ,
5C F =/ 0 FEF 1.2
,
Inf Hs fll
'
S F
11s # f- 11 Lin Teil raum
'
ES 5 f 11.11 von
BA
bzgl falls
→ #
aus
-
s an .
- = .
, '
SES
THEIR , FEF :
Rcaf/ =/ ✗ In (f)
inf Ils fll V-f.GE F R ( f- + g) ER(f) trug)
Rlf 5)
:
Minimal
abweichung R
= = -
, '
SES
THEF SES R ( fis) R (f)
'
'
i =
Ein SES wo die Minimal
abweichung angenommen wird ist BA ,
Eine Minimal 5 ab
abweichung gibt es immer ,
ob es eine BA gibt hängt von .
f ( die
'
Bsp :
f- ES =D s
# =
die BA ist
sogar eindeutig) 1-
.
el-o.at] fcx> sina.5-Po.PE {s :[o.at] Is ER } Hallo maxlucx) /
•
E- ,
= - ☐ ☒ =
c. [ .
-
-
✗c- [o.su] .
Ist Us 11s f- IHR
'
n ,
-
f- 11--1 s
#
ES mit # -
ist #
s = 0
Beispiel (5.62)
{( } (x ,
'
f- =
1122 ,
5- ✗ „ ✗ e) 12 <
✓ xitxzz <3 , f- ✗
=
f-
.
✗ =3 =D außerhalb d .
Rings (5)
hier a- 4 :
bzgl .
II. 111,2 , ist 2=1 , aber für kein SES
'
gilt : Hs f " -1
-
(da '
3. nicht ins enthalten )
✗= 1 =D f- = (1,0)
#
(2,0)
bzgl II. 111,2 ist s =
mit v1 BA .
|
a- 0 =D f- [0,0)
bzgl .
II. II , sind (2,0) , (0/2) ,
C- 2,0) ,
(O ,
-
2) BAS mit f- 2
{( } (Innere Kreislinie)
'
:S? / ✓ xitxz
bzgl Hz gibt
'
II. es unendlich viele BAS ✗„ ✗ e) ER - 2
bzgl II. Ho ist (o ,
± II) , E- V7.0) BAS mit REST
, Blatt 1 .
1
d , (a) =
Hf -
soll , =
! 1×2 -
✗ ✗ Idx =
§ ✗ Ix -
✗ Idx
1
✗ < o : di (x) =
! ✗ (x a) -
dx =
} -
&
^
✗
✗ c- (0,1) :
di (x) =
! ✗ (x -
) dx
x + ) ✗ (x a)
-
dx = ¥ G-
- +
}
✗
1
✗ 21 :
da (x) =
! ✗ (x -
x ) dx =
G- -
^5
Minimiere da um n, zu erhalten :
✗ EO :
min
✗EO
§ -
§ =
§ = da (o)
|
← 0
✗ c- (0.1) :
di (a) =
✗
2-
12 :O
=
⇐D ✗= JE d. ( II) =
2-
LI <
G-
"
F-
✗ ? 1 :
IE! G- }
-
=
J 3--16 -
=
da (1)
=D
R (x),
wird durch ✗ E- JE minimiert =D
n, (f) =D , (✗ *) =
2-6 und s ¥
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller josefinaburmester. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $11.15. You're not tied to anything after your purchase.