%0 Journal Article %T Application of matrix decomposition to construct analytical models of gravity anomalies %A Dolgal', A.S. %K gravity field, Bouguer anomalies, analytical field model, point masses, system of linear equations, Cholesky decomposition, singular value decomposition, QR decomposition, regularization, Arctic, Antarctica. %J Vestnik AGGE %D 2026 %N %P 0 %I Association of Geologists, Geophysicists and Engineers