In the article the methodological features of the study of the concept of elasticity functions as an important direction of application of differential calculus in economics. Highlight features original concept, the central concept of differential calculus, which is important in the economy and is the foundation of basic economic concept of elasticity. The problem of matching process teaching of mathematical analysis for students of our university requirements and the present state of

more »

... development. On the basis of educational materials on mathematical analysis the failure of illustrative examples of applications of the main provisions differential calculus in economic disciplines. A supplement classical course of mathematical analysis the economic content of the original. The inclusion of the concept of elasticity function to mathematical analysis course should help students learn important mathematical concept of derivative, which is important in economic disciplines.