@article{何尚琴_545, author = {[何尚琴, 冯秀芳]}, title = {二维Helmholtz方程不适定问题的一种算子软化正则法}, publisher = {数学学报}, year = {2020}, journal = {数学学报}, volume = {63}, number = {6}, eid = {545}, pages = {545-556}, keywords = {

Helmholtz方程;不适定问题;de la Vallée Poussin算子;软化法;误差估计

}, doi = https://actamath.cjoe.ac.cn/Jwk_sxxb_cn/CN/10.12386/A2020sxxb0046 }