quadrupole | R Documentation |
Compute the trace-free quadrupole tensor of a set of point masses
quadrupole(x, m = 1)
x |
n-by-3 matrix (x[1:n,1:3]) specifying the 3D Cartesian coordinates of n points |
m |
n-vector with point masses, or single scalar giving a uniform mass for all points (default is unity) |
Returns a 3-by-3 symmetric matrix
Danail Obreschkow
inertia
, moments
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