Euclidean norm
Noun
Meaning
Euclidean norm (plural Euclidean norms)
(mathematics) A norm of an ordinary Euclidean space, for which the Pythagorean theorem holds, defined by
‖
x
‖
=
∑
j
x
j
2
{\displaystyle \|x\|={\sqrt {\sum _{j}{x_{j}}^{2}}}}