norm2: Compute the l2 norm of a vector.

Description Usage Arguments Value Examples

View source: R/norm2.R

Description

Compute the l2 norm of a vector.

Usage

1
norm2(u)

Arguments

u

A vector of numerics.

Value

The weighted l2 norm of u: √{∑_i w_i u_i^2}.

Examples

1
norm2(c(0, 0,-0.5, 0.5))

vguillemot/sparseMCA documentation built on Nov. 5, 2019, 12:02 p.m.