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Found 501 Documents (Results 1–100)

On exceptional times for pointwise convergence of integral kernels in Feynman-Trotter path integrals. (English) Zbl 1466.35305

Cicognani, Massimo (ed.) et al., Anomalies in partial differential equations. Based on talks given at the INDAM workshop, University of Rome “La Sapienza”, Rome, Italy, September 9–13, 2019. Cham: Springer. Springer INdAM Ser. 43, 293-311 (2021).
MSC:  35Q41 81S40 42A38
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Representation of solutions of the Cauchy problem for a one-dimensional Schrödinger equation with a smooth bounded potential by quasi-Feynman formulae. (English. Russian original) Zbl 1460.81017

Izv. Math. 85, No. 1, 24-60 (2021); translation from Izv. Ross. Akad. Nauk, Ser. Mat. 85, No. 1, 27-65 (2021).
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Heat kernel: proper-time method, Fock-Schwinger gauge, path integral, and Wilson line. (English. Russian original) Zbl 1453.81048

Theor. Math. Phys. 205, No. 2, 1456-1472 (2020); translation from Teor. Mat. Fiz. 205, No. 2, 242-261 (2020).
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Quantum anomalies via differential properties of Lebesgue-Feynman generalized measures. (English. Russian original) Zbl 1453.81031

Proc. Steklov Inst. Math. 310, 98-107 (2020); translation from Tr. Mat. Inst. Steklova 310, 107-118 (2020).
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The method of Chernoff approximation. (English) Zbl 07238029

Banasiak, Jacek (ed.) et al., Semigroups of operators – theory and applications. Selected papers based on the presentations at the conference, SOTA 2018, Kazimierz Dolny, Poland, September 30 – October 5, 2018. In honour of Jan Kisyński’s 85th birthday. Cham: Springer. Springer Proc. Math. Stat. 325, 19-46 (2020).
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Scattering with real-time path integrals. (English) Zbl 1437.81111

Orr, N. A. (ed.) et al., Recent progress in few-body physics. Proceedings of the 22nd international conference on few-body problems in physics, FB22, Caen, France, July 9–13, 2018. Cham: Springer. Springer Proc. Phys. 238, 807-814 (2020).
MSC:  81U05 81S40 65D30
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Integrating gauge fields in the \(\zeta\)-formulation of Feynman’s path integral. (English) Zbl 1442.81052

Boggiatto, Paolo (ed.) et al., Advances in microlocal and time-frequency analysis. Contributions of the conference on microlocal and time-frequency analysis 2018, MLTFA18, in honor of Prof. Luigi Rodino on the occasion of his 70th birthday, Torino, Italy, July 2–6, 2018. Cham: Birkhäuser. Appl. Numer. Harmon. Anal., 241-258 (2020).
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Feynman integrals for a new class of time-dependent exponentially growing potentials. (English) Zbl 1404.81109

Khrennikov, Andrei (ed.) et al., Quantum foundations, probability and information. Cham: Springer (ISBN 978-3-319-74970-9/hbk; 978-3-319-74971-6/ebook). STEAM-H: Science, Technology, Engineering, Agriculture, Mathematics & Health, 169-196 (2018).
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