ARTICLE
|
doi:10.20944/preprints202207.0175.v1
Subject:
Computer Science And Mathematics,
Analysis
Keywords:
Krein space; fundamental symmetry; Hilbert associated; frames
Online: 12 July 2022 (08:10:52 CEST)
ARTICLE
|
doi:10.20944/preprints202308.1263.v1
Subject:
Computer Science And Mathematics,
Analysis
Keywords:
Cooper-Ginocchio-Khare potential; rational Sturm-Liouville equation; Liouville transformation; Darboux-Crum transformation; Crum Wronskian; Krein determinant; Adler theorem; generalized Heun equation; differential equation of Heine type.
Online: 17 August 2023 (13:02:11 CEST)