For one dimensional problem, S.He has recently proposed a flux recovery method taking integral form and proved the superconvergence of the recovery flux in L2 norm for constant coefficient equations.

• 摘要对一维问题，何松年新近提出一种积分形式的流量重构算法，并证明了常系数情形下重构流量L2意义下的超收敛性。