5 papers
Trigonometric splines of several variables
V. Denysiuk
Under consideration methods of constructing trigonometric interpolation splines of two variables on rectangular areas. These methods are easily generalized to the case of trigonome…
About some generalizations trigonometric splines
V. Denysiuk
Methods of constructing trigonometric fundamental splines with constant sign and sign-changing convergence factors are given. An example and graphics illustrating the concepts of c…
Trigonometric splines and some of their properties
Vldimir Denysiuk
A class of trigonometric interpolation splines depending on parameter vectors, selected convergence factors and interpolation factors is considered. The concept of crosslink grids…
About the classification of trigonometric splines
V. P. Denysiuk
One of the possible variants of the classification of trigonometric interpolation splines is considered, depending on the chosen convergence factors, the distribution of signs of t…
Trigonometric splines in spectral problems
V. P. Denysiuk
Some questions of application of trigonometric splines in problems of spectral analysis are considered. The known effects of overlay in the frequency and time domains are discussed…