A simpler DGMRES

作者：Zhou, Jieyong^*; Wei, Hui

来源：Applied Mathematics and Computation, 2010, 217(1): 124-129.

DOI：10.1016/j.amc.2010.05.024

• Singular linear system
• Drazin-inverse solution
• Index
• Krylov subspace
• DGMRES

DGMRES is an algorithm to solve the Drazin-inverse solution of large scale and sparse consistent or inconsistent singular linear systems with an arbitrary index. In this paper, we present a simpler version of this algorithm.

• 出版日期2010-9-1
• 单位上海财经大学; 新疆财经大学; 复旦大学