e to the A, in a New Way, Some More to Say

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Federbush, Paul G.

2000-09

Citation: Federbush, Paul; (2000). "e to the A, in a New Way, Some More to Say." Letters in Mathematical Physics 53 (4): 285-288. <http://hdl.handle.net/2027.42/43213>

Abstract: Expressions are given for the exponential of a Hermitian matrix, A . Replacing A by iA these are explicit formulas for the Fourier transform of e iA . They extend to any size A the previous results for the 2×2, 3×3, and 4×4 cases. The expressions are elegant and should prove useful.

ISSN: 0377-9017, 1573-0530

DOIs: http://dx.doi.org/10.1023/A:1007626222722

Handle: http://hdl.handle.net/2027.42/43213

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