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Navier Equations in Cylindrical and Spherical Coordinates 23?












           In spherical coordinates, with u nUQ,u,p denoting the displacement components in
        (r, $, (f>) direction, Hooke's law take the form of [See Sect. 2D3 for components of
        V/,Vu and divu in spherical coordinates]



























        where




        and the Navier's equations of motion are
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