Comparison of Pseudospectral and Spectral Approximation
Comparison of Pseudospectral and Spectral Approximation
复制标题
DOI:
10.1002/sapm1972513253
复制
发表时间:
1972-09
影响因子:
2.7
通讯作者:
S. Orszag
中科院分区:
文献类型:
--
作者:
S. Orszag
The accuracy of pseudospectral (collocation) approximation is compared to spectral (Galerkin) approximation in some simple model problems. It is found that both approximations give similar errors, despite the inclusion of aliasing terms in pseudospectral approximation.