An FEM approximation for a fourth-order variational inequality of second kind

【摘要】 <正>A fourth-order variational inequality of the second kind arising in a plate frictional bending problem is considered.By using regularization method,the original problem can be formulated as a differentiable variational equation,and the corresponding discrete FEM vari- ational equation is presented afterwards.Abstract error estimates and error estimates of the approximation are derived in terms of energy norm and L~2-norm.更多还原

【Abstract】 A fourth-order variational inequality of the second kind arising in a plate frictional bending problem is considered.By using regularization method,the original problem can be formulated as a differentiable variational equation,and the corresponding discrete FEM vari- ational equation is presented afterwards.Abstract error estimates and error estimates of the approximation are derived in terms of energy norm and L~2-norm.更多还原