Compute the matrix exponential using Pade approximation.
New in version 0.12.0.
Parameters: | A : (M,M) array_like or sparse matrix
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Returns: | expA : (M,M) ndarray
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Notes
This is algorithm (6.1) which is a simplification of algorithm (5.1).
References
[R17] | Awad H. Al-Mohy and Nicholas J. Higham (2009) “A New Scaling and Squaring Algorithm for the Matrix Exponential.” SIAM Journal on Matrix Analysis and Applications. 31 (3). pp. 970-989. ISSN 1095-7162 |