DongwenPang

HalfEdgeMesh2d.py里面的location函数里有一个x变量未定义

2


example.StokesFEM2d_example.py运行的问题

1

魏老师您好，我在运行example中的StokesFEM2d_example.py文件时得到如下结果： ~/fealpy/example$ python3 StokesFEM2d_example.py --degree=2 run boxmesh2d with time: 0.0004553340004349593 The 0-th computation: run serial_construct_matrix with time: 0.00810586299849092 /usr/lib/python3/dist-packages/scipy/sparse/linalg/dsolve/linsolve.py:193: MatrixRankWarning: Matrix is exactly singular warn("Matrix is exactly singular", MatrixRankWarning) The...