2 papers
hep-th2026
Limits of the inverse scattering problem
Matvei Fedin, Kirill Gubarev, Andrey Morozov
The main goal of tomography is the reconstruction of density function out of its line integrals (integral measurements of this density along x-ray lines). Such construction is poss…
quant-ph2025
Mathematical aspects of the decomposition of diagonal U(N) operators
M. M. Fedin, A. A. Morozov
We prove the decomposition of arbitrary diagonal operators into tensor and matrix products of smaller matrices, focusing on the analytic structure of the resulting formulas and the…