On 4/27/06, Auro <auro.ghosh at gmail.com> wrote: > Of course ur right, (though I'd still wonder what wud happen to the inertia > tensor after the -ve addition, wud it still remain +ve definite? if yes how > do u show that?) I think the inertia tensor is in one of the fields of the mass structure, so it would be simple to check/compare with the original mass.