The main concept of the finite element method (FEM). Classification of FE. Idea and characteristics of the shape functions. Interpolation of vector quantities. Local coordinate systems. Conditions of convergence and continuity of FEM solution. Methodology of calculation of nodal values of unknown quantity. Acquaintance with principles of formation and application of computer programs based on FEM. Learning of computer programs ELCUT, FRANC and “Mechanical Desktop”. Calculation of some elements of aircraft engines by FEM programs. (JAR-66, mod.1.2.a, 1.3.b, 11.2, 12.5).