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FUNCTIONS
Definition
A function is a rule that assigns to each element in a set X, one and only one element of a set Y. In general, the sets X and Y need not to be sets of real numbers. However, we consider only those functions for […]

The branch of mathematics dealing with two fundamental operations, differentiation and integration, which are carried out on functions.It analyzes aspects of change in processes or systems that can be modeled by functions. It allows precise calculation of rates of change and of the total amount of change in such a system. The derivative and the […]