A new algorithm for matrixforcemethod is suggested in this paper.
本文对矩阵力法提出了新的算法。
2
Method for computing the element restoring force, rather than the stiffness matrix, is the most important factor that determines the accuracy of a geometric nonlinear finite element problem.
几何非线性单元的精度主要决定于单元恢复力的计算方法,刚度矩阵对单元精度的影响很小。
3
This paper presented an accurate method of calculating the earthquake force design sensitivity and Hessian matrix of the planar frame.