# Statistical vs. thermodynamic concept of entropy

**Franjo SokoliÄ‡ & Tomislav Primorac**

University of Split, Croatia

At the beginning entropy was introduced by R. Clausius in the study concerning the efficiency of the thermal machines, generalizing the ideas of S. Carnot, by

The statistical notion of entropy is introduced by L. Boltzmann by

and by W. Gibbs

The question is: Are there any differences between the three definitions of entropy? We will discuss problems in which the possible differences between these definitions may appear.