Stability of the procedure of explicit recovery of skew-selfadjoint Dirac systems from rational Weyl matrix functions
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DOI: 10.1016/j.laa.2017.07.034
Abstract: Abstract Procedures to recover explicitly discrete and continuous skew-selfadjoint Dirac systems on semi-axis from rational Weyl matrix functions are considered. Their stability is shown. Some new facts on asymptotics of pseudo-exponential potentials (i.e., of explicit… read more here.
Keywords: skew selfadjoint; matrix functions; weyl matrix; rational weyl ... See more keywords
A note on two-variable Lommel matrix functions
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DOI: 10.1142/s1793557118500419
Abstract: The aim of the present work is to develop a pair of Lommel matrix functions of two variables suggested by the Bessel matrix functions and some of their properties are studied to be special cases… read more here.
Keywords: two variable; matrix functions; variable lommel; lommel matrix ... See more keywords