Supported by National Natural Science Foundation of China(Grant No.11761007,11661004);Foundation of Academic and Technical Leaders Program for Major Subjects in Jiangxi Province(Grant No.20172BCB22019);Ground Project of Science and Technology of Jiangxi Universities(Grant No.KJLD14051);Graduate Innovation Project of East China University of Technology(DHYC-201830)
In this article, we consider the classically ill-posed problem of numerical differentiation in the framework of the PDEs-based numerical differentiation methods. A novel scheme for the first and second order numerical...