- u -

• ULessScalar : SimTK::CNT< K > , SimTK::Mat< M, N, ELT, CS, RS > , SimTK::negator< NUMBER > , SimTK::NTraits< complex< R > > , SimTK::NTraits< conjugate< R > > , SimTK::Row< N, ELT, STRIDE > , SimTK::SymMat< M, ELT, RS > , SimTK::Vec< M, ELT, STRIDE >
• UnitVec3P : SimTK::Rotation_< P >