牛人Matthew Pais，精通扩展有限元、abaqus、matlab,此博士论文详尽描述了XFEM的理论与编程思想。 -Professor Matthew Pais who is proficient at Extended Finite Element、abaqus, matlab。This paper describes the the XFEM theory and matlab programm ideas in detail.Now it is open to you ,my

这篇文章详细地介绍了扩展有限元的理论，可供初学者学习(this paper presents the details in the theory of extended finite element method, which is helpful)

这是一篇关于扩展有限元很好的文章，建议学习有限元的人阅读。(This is a very good paper (A new method for modelling cohesive cracks using nite elements) for the learner of XFEM.)