In this paper, the initial-boundaryvalueproblem of a kind of nonlinear fourth-order wave equations with damping and source terms is studied on the base of Beam equation.
本文在梁方程的基础上研究了一类具有非线性阻尼项和力源项的四阶波动方程的初边值问题。
2
The new variational principles can fully characterize the initial-boundary-valueproblem of this dynamics.
这种新的变分原理能反映动力学初值-边值问题的全部特征。
3
Study the initialboundaryvalueproblem of semilinear pseudoparabolic equations.