On Hessenberg type methods for low-rank Lyapunov matrix equations
Mohamed Addam, Lakhdar Elbouyahyaoui, Mohammed Heyouni · Applicationes Mathematicae · 2018
The Hessenberg process can be seen as an alternative to the well-known Arnoldi and Lanczos processes. Block and global versions of the Hessenberg process were used for solving linear systems with multiple right-hand sides and large Sylvester matrix equati