doi:10.3850/9789810844554-0009 Contact Algorithm Modification of DDA and Its VerificationY. J. Ning1,2,a, J. Yang2, G. W. Ma1 and P. W. Chen21Division of Structures and Mechanics, School of Civil and Environmental Engineering, Nanyang Technological University, Singapore 639798, Singapore.2State Key Laboratory of Explosion Science and Technology, Beijing Institute of Technology, Beijing 100081, China. |