Nicholas J. Higham, Peter Kandolf. Computing the Action of Trigonometric and Hyperbolic Matrix Functions. SIAM J. Scientific Computing, 39(2), 2017. [doi]
@article{HighamK17, title = {Computing the Action of Trigonometric and Hyperbolic Matrix Functions}, author = {Nicholas J. Higham and Peter Kandolf}, year = {2017}, doi = {10.1137/16M1084225}, url = {https://doi.org/10.1137/16M1084225}, researchr = {https://researchr.org/publication/HighamK17}, cites = {0}, citedby = {0}, journal = {SIAM J. Scientific Computing}, volume = {39}, number = {2}, }