PT - JOURNAL ARTICLE AU - MACUROVÁ, Anna TI - MATHEMATICAL MODEL AND DIFFERENTIAL EQUATION DP - 2008 Jul 1 TA - Trends in education PG - 582--584 VI - 1 IP - 1 IS - 18058949 AB - The article introduces the result of the experimental dependencies of the maximum roughness of the cut surface. The maximum deviation is formulated by the differential equation.