本书以能量原理作为理论基础,以变分法作为数学工具,对有限元法的理论、建模、列式与求解作了详尽的论述,同时也介绍了基于结构力学和弹性力学建立有限元模型的一般方法。在此基础上,逐个推导了杆、梁、板、壳和块单元,重点介绍了目前工程中广泛应用的矩阵位移法。
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