Volume 20 Number 6 November 2000

Lie-heng Wang

On the Error Estimate of Linear Finite Element Approximation to the Elastic Contact Problem with Curved Contact Boundary

561

Dan-fu Han

The Convergence of Durand-Kerner Method for Simultaneously Finding All Zeros of the Polynomial
567

Tetsuya Ishiwata, Masayoshi Tsutsumi
Semidiscretization in Space of Nonlinear Degenerate Parabolic Equations with Blow-Up of the Solutions

571

Ping-qi Pan

Primal Perturbation Simplex Algorithms for Linear Programming
587

Dong-xiu Xie, Lei Zhang, Xi-yan Hu

The Solvability Conditions for the Inverse Problem of Bisymmetric
Nonnegative Definite Matrices

597

Jian-song Deng, Fa-lai Chen, Li-li Wang
Bounding Pyramids and Bounding Cones for Triangular B\'{e}zier Surfaces

609

Wen-yu Sun, R.J.B.de Sampaio, Jin-Yun Yuan
Two Algorithms for $LC^1$ Unconstrained Optimization
621

Ai-guo Xiao

On the Solvability of General Linear Methods for Dissipative Dynamical Systems 633

Abdellatif Agouzal
Discontinuous Finite Element Method for Convection-Diffusion Equations
639

Shou-fu Li

Order Properties and Construction of Symplectic Runge-Kutta Methods
645

Lung-an Ying

Infinite Element Method for the Exterior Problems of the Helmholtz Equations

657