1 code implementation • 8 Oct 2021 • Mercy G. Amankwah, Daan Camps, E. Wes Bethel, Roel Van Beeumen, Talita Perciano
We introduce a novel and uniform framework for quantum pixel representations that overarches many of the most popular representations proposed in the recent literature, such as (I)FRQI, (I)NEQR, MCRQI, and (I)NCQI.
1 code implementation • 28 Feb 2019 • Daan Camps, Karl Meerbergen, Raf Vandebril
The rational QZ method generalizes the QZ method by implicitly supporting rational subspace iteration.
Numerical Analysis 65F15, 15A18
1 code implementation • 12 Feb 2018 • Daan Camps, Karl Meerbergen, Raf Vandebril
In this article we study Hessenberg, Hessenberg pencils, link them to rational Krylov subspaces, propose a direct reduction method to such a pencil, and introduce the implicit rational QZ step.
Numerical Analysis 65F15, 15A18