The Taguchi method is a useful technique to improve the performance of products or processes at a lower cost and in less time. This procedure can be categorized in the static and dynamic quality characteristics. The optimization of multiple responses has received increasing attention over the last few years in many manufacturing organizations.  Several approaches dealing with multiple static q...

Food of animal origin is considered a primary source foodborne diseases. The misuse antibiotics to treat and control many bacterial diseases in farm animals has led multiple antibiotic-resistant pathogens contaminated food that can seriously threaten public health. present study aimed highlight the impact antimicrobial Egyptian beef meat, poultry, dairy farms on emergence antibiotic resistance ...

This paper considers the pricing decision faced by a seller of bundles composed of a service and an associated product offered to customers on a subscription basis using a two-part tariff scheme. An optimal pricing policy that maximizes the profit of a firm is obtained using a dynamic programming approach and it is found that, in the long run, there is an optimal number of customers associated ...

This paper studies some sums of products of the Lucas numbers. They are a generalization of the sums of the Lucas numbers, which were studied another authors. These sums are related to the denominator of the generating function of the k-th powers of the Fibonacci numbers. We considered a special case for an even positive integer k in the previous paper and now we generalize this result to an ar...