El trabajo introduce la tasa interna de rendimiento promedio (TIRP) dentro del marco de la matemática borrosa (fuzzy) como método alternativo para estimar rendimientos en situaciones de ambigüedad. En la primera parte se desarrolla la TIRP y su versión borrosa como alternativa para...

The paper introduces the average internal rate of return (AIRR) into the mathematic fuzzy's frame, like alternative method for estimating returns in ambiguity situations. In the first part it is developed the AIRR and its fuzzy version like an alternative of return determination under ambiguity...

The survival of a business is nowadays more than ever a matter of utmost importance. The process of globalization and current economic crisis are the two main reasons that caused the situation of uncertainty and instability on the world market. In this paper we made a theoretical approach and...

The survival of a business is nowadays more than ever a matter of utmost importance. The process of globalization and current economic crisis are the two main reasons that caused the situation of uncertainty and instability on the world market. In this paper we made a theoretical approach and...

Evaluation of regional water resources capacity provides a scientific basis for further water resources utilization and social economic sustainable development. This paper mainly studied on the case of Lanzhou City located in the western China. By using the method of fuzzy comprehensive...