Computes the Frobenius norm of a LazyMatrix object.

Computes the Frobenius norm of a LazyMatrix object.

Usage

# S4 method for class 'LazyMatrix'
norm(x)

Arguments

x

A LazyMatrix object.

Value

A numeric scalar representing the Frobenius norm of the matrix.

Examples

mat_a <- base::matrix(rnorm(50), nrow = 10, ncol = 5)
lazy_a <- LazyMatrix(mat_a, "sd", "mean")
norm(lazy_a)
#> [1] 6.708204