Asymptotic matching the self-consistent expansion to approximate the modified Bessel functions of the second kind
DOI10.1088/1751-8121/ad5edezbMath1544.33004MaRDI QIDQ6577170
Chanania Steinbock, Eytan Katzav
Publication date: 23 July 2024
Published in: Journal of Physics A: Mathematical and Theoretical (Search for Journal in Brave)
special functionspartition functionsasymptotic matchingperturbative expansionsmodified Bessel functions of the second kindself-consistent expansion
Particular ordinary differential operators (Dirac, one-dimensional Schrödinger, etc.) (34L40) Asymptotic approximations, asymptotic expansions (steepest descent, etc.) (41A60) Bessel and Airy functions, cylinder functions, ({}_0F_1) (33C10) Perturbations, asymptotics of solutions to ordinary differential equations (34E10) Approximation by other special function classes (41A30)
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