节点梯度光滑有限元配点法1)
樊礼恒, 王东东, 刘宇翔, 杜洪辉

A FINITE ELEMENT COLLOCATION METHOD WITH SMOOTHED NODAL GRADIENTS1)
Fan Liheng, Wang Dongdong, Liu Yuxiang, Du Honghui
图9 采用非均布网格的一维弹性杆问题收敛率对比
Fig.9 Convergence comparison for the 1D elastic rod problem using non-uniform meshes