Usage
# S3 method for class 'spherical'
inertia_tensor(x, w = NULL)
inertia_tensor(x, w = NULL)
Arguments
- x
object of class "Vec3", "Line", "Ray", or "Plane", where the
rows are the observations and the columns are the coordinates.
- w
numeric. weightings
Details
$$D = n - (x_i, y_i, z_i) (x_i, y_i, z_i)^T$$
Examples
set.seed(20250411)
x <- rfb(100, mu = Line(120, 50), k = 1, A = diag(c(10, 0, 0)))
inertia_tensor(x)
#> [,1] [,2] [,3]
#> [1,] 90.78673 111.69263 104.58105
#> [2,] 111.69263 59.24772 100.69700
#> [3,] 104.58105 100.69700 49.96555