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5. A Pseudo-block Krylov Subspace Recycling Approach for Solving Many Shifted Systems with Arbitrary Ri

A Pseudo-block Krylov Subspace Recycling Approach for Solving Many Shifted Systems with Arbitrary Ri

来源 :第八届工业与应用数学国际大会 | 被引量 : 0次 | 上传用户：lyaner

【摘 要】

：

Krylov subspace recycling is useful for solving a sequence of slowly changing linear systems.It has been shown that recycled GMRES usually cannot be used in conjunction with shifted system techniques

【作 者】

：

Soodhalter Kirk 

【机 构】

：

Johannes Kepler Univ.

【出 处】

：

第八届工业与应用数学国际大会

【发表日期】

：

2015年5期

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论文部分内容阅读

　　Krylov subspace recycling is useful for solving a sequence of slowly changing linear systems.It has been shown that recycled GMRES usually cannot be used in conjunction with shifted system techniques due to restrictions upon the residuals.

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