%0 Journal Article %T Exploring the gibbs effect in approximation of discontinuous functions and processing contrast images %A Danilova, K.. %A Filimonenkova, N.. %A Mironova, P.. %K the Gibbs effect, the approximation, Fourier series, image processing, numerical experiment %J Actual directions of scientific researches of the XXI century: theory and practice %D 2014 %N 2 %P 4 %I FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov