Compute the matrix exponential using Pade approximation.
New in version 0.12.0.
Parameters : | A : (M,M) array or sparse matrix
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Returns : | expA : (M,M) ndarray
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References
N. J. Higham, “The Scaling and Squaring Method for the Matrix Exponential Revisited”, SIAM. J. Matrix Anal. & Appl. 26, 1179 (2005).