THE QZ ALGORITHM FOR THE CALCULATION OF THE EIGENVALUES OF A REAL MATRIX
David J. Evans, W.S. Yousif · International Journal of Parallel Emergent and Distributed Systems · 1994
In this paper we present a new algorithm for calculating the eigenvalues of a real matrix. The algorithm is based on the orthogonal decomposition of a square dense matrix by the QZ method proposed in [1]. A comparison with the QR algorithm confirm the new algorithm to be computationally superior.