Software expmARPACK: computing matrix exponential actions with Arnoldi methods

phiRT.m and an example how to use it (released December 2021):
Arnoldi/Lanczos method to compute the phi matrix function times a vector with residual-based stopping criterion and RT (residual-time) restarting as proposed in https://doi.org/10.1137/20M1375383 and https://arxiv.org/abs/2010.08494.

Version 2.0.1 (released December 2018):
Arnoldi methods with residual-based stopping criterion and RT restarting as proposed in https://doi.org/10.1016/j.cam.2019.06.027 and https://arxiv.org/abs/1812.10165.

Version 1.0 (released September 2012):
Arnoldi methods with residual-based stopping criterion.