Search Results - "Akacevich, P. V."

On two-loop effective action of 2d sigma model by Akacevich, P. V., Ivanov, A. V.

“…In this paper, we study two-loop contribution to the effective action of a two-dimensional non-linear sigma model. We derive a new formula, which can be…”
Get full text

On Two-Loop Effective Action of 2D Sigma Model by Akacevich, P. V, Ivanov, A. V

“…Eur. Phys. J. C 83, 653 (2023) In this paper, we study two-loop contribution to the effective action of a two-dimensional sigma model. We derive a new formula,…”
Get full text