In a functional integral the domain of integration is a space of functions. For each function, the integrand returns a value to add up. Making this procedure ... Functional integration · Examples · The Wiener integral |
Here we will generalize a lot of the results obtained in the path integral formulation of quantum mechanics for quantum field theory. |
| Функциональный интеграл |  |
Функциональный интеграл — запись или результат функционального интегрирования. Находит наибольшее применение в квантовой физике и статистической физике, а также при изучении ряда классов стохастических процессов вообще. Википедия
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18 мая 2017 г. · There are two versions of such path integrals: the Minkowskian and the Euclidean. The first one is of the form ∫ F(ϕ) eiS(ϕ) Dϕ. |
The term “functional integral” has a long history and was first proposed by Daniell [1] in 1919 and since then it has been playing an important role in ... |
Today, functional integrals are the preferred tool of researchers working on quantum many-body problems, in particular in condensed-matter physics and high- ... |
The present review, which is devoted to this method, introduces in lucid fashion the concepts of functional integrations and then explains some applications of ... |
24 авг. 2023 г. · We present a new method for calculating functional integrals, based on a finite-element formulation, which solves all limitations of existing methods. |
22 февр. 2019 г. · We describe Feynman's path integral approach to quantum mechanics and quantum field theory from a functional integral point of view, where the ... |
Functional integrals and diagram techniques for Fermi particles pp 16-19 Access 4 - Method of successive integration over fast and slow variables pp 20-22 |
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