Ibáñez González, Jacinto Javier; Sastre, Jorge; Ruíz Martínez, Pedro Antonio; Alonso Abalos, José Miguel; Defez Candel, Emilio(MDPI AG, 2021-09)
[EN] The most popular method for computing the matrix logarithm is a combination of the inverse scaling and squaring method in conjunction with a Pade approximation, sometimes accompanied by the Schur decomposition. In ...
Ibáñez González, Jacinto Javier; Alonso Abalos, José Miguel; Defez Candel, Emilio; Alonso-Jordá, Pedro; Sastre, Jorge(MDPI AG, 2023-09)
[EN] The matrix logarithm function has applicability in many engineering and science fields. Improvements in its calculation, from the point of view of both accuracy and/or execution time, have a direct impact on these ...