len {matlib} | R Documentation |
Length of a Vector or Column Lengths of a Matrix
Description
len
calculates the Euclidean length (also called Euclidean norm) of a vector or the
length of each column of a numeric matrix.
Usage
len(X)
Arguments
X |
a numeric vector or matrix |
Value
a scalar or vector containing the length(s)
See Also
norm
for more general matrix norms
Examples
len(1:3)
len(matrix(1:9, 3, 3))
# distance between two vectors
len(1:3 - c(1,1,1))
[Package matlib version 0.9.8 Index]