This paper presents an uncertainty analysis of a Positional Error Calibrator based on a laser interferometer system. This laser calibration system is capable of evaluating the positioning accuracy of a numerically controlled ...

The Goal Programming (GP) is a multi-criteria approach of Operational Research that has been used for solving complex decision problems. This paper proposes a new Fuzzy Goal Programming (FGP) model to handle the process ...

In this research we propose to apply the qualitative evaluation technique by points to the factors that influence the price of gold. In addition, we will simulate the context of 2015, a year in which the price of gold ...

Measurement uncertainty is a required parameter to assure the reliability of analytical results because many management decisions (scientific, technical, regulatory, and economical) are based on the results of analytical ...

For environmental quality assessment, INAA has been applied for determining chemical elements in small (200 mg) and large (200 g) samples of leaves from 200 trees. By applying the Ingamells` constant, the expected percent ...

In this paper we introduce a new version of the classical Monty Hall problem, where the host is trying to maximize the audience while is restricted in its budget. This problem is related to the design of games with a ...

This exploratory research aimed to investigate the main mechanisms used in the planning process by the film industry. At this extent, it was realized a multiple case study with four film producers companies, of which three ...