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math.FA2023
Chernoff approximations as a method for finding the resolvent of a linear operator and solving a linear ODE with variable coefficients
Ivan D. Remizov
The Chernoff approximation method is a powerful and flexible tool of functional analysis, which allows in many cases to express exp(tL) in terms of variable coefficients of a linea…
math.NA2023★ 2 cited
Concrete examples of the rate of convergence of Chernoff approximations: numerical results for the heat semigroup and open questions on them (with appendix: full list of pictures and Python code)
K. A. Katalova, N. Nikbakht, I. D. Remizov
The article is devoted to the construction of examples that illustrate (using computer calculations) the rate of convergence of Chernoff approximations to the solution of the Cauch…