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Found 6,788 Documents (Results 1–100)

The limiting absorption principle for massless Dirac operators, Properties of spectral shift functions, and an application to the Witten index of non-Fredholm operators. (English) Zbl 07713957

Memoirs of the European Mathematical Society 4. Berlin: European Mathematical Society (EMS) (ISBN 978-3-98547-049-5/pbk; 978-3-98547-549-0/ebook). viii, 213 p. (2023).
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Lipschitz-type bounds for functions of operators with noncompact perturbations. (English) Zbl 07691555

Alpay, Daniel (ed.) et al., Recent developments in operator theory, mathematical physics and complex analysis. Proceedings of the 32th international workshop on operator theory and its applications, IWOTA 2021, Chapman University, Orange, CA, USA, August 9–13, 2022. Cham: Springer. Oper. Theory: Adv. Appl. 290, 345-358 (2023).
MSC:  47A55
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Integrating the modified Korteweg-de Vries-sine-Gordon equation in the class of periodic infinite-gap functions. (English. Russian original) Zbl 1516.37100

Theor. Math. Phys. 214, No. 2, 170-182 (2023); translation from Teor. Mat. Fiz. 214, No. 2, 198-210 (2023).
MSC:  37K15 35Q51 35Q53
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Canonical form of the \(C^*\)-algebra of eikonals related to a metric graph. (English. Russian original) Zbl 07733618

Izv. Math. 86, No. 4, 621-666 (2022); translation from Izv. Ross. Akad. Nauk, Ser. Mat. 86, No. 4, 3-50 (2022).
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