< K^n < Summennorm
Im
K
n
{\displaystyle {}{\mathbb {K} }^{n}}
ist durch
∣∣
x
∣
∣
s
u
m
:=
∑
i
=
1
n
|
x
i
|
{\displaystyle {}\mid \mid \!x\!\mid \mid _{\rm {sum}}:=\sum _{i=1}^{n}\vert {x_{i}}\vert \,}
eine
Norm
definiert, die die
Summennorm
heißt.
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