Object-oriented methods for analysis, design and programming are commonly used by software engineers. Formal description techniques, however, are mainly used in a research environment. We have investigated how rigour can be introduced into the analysis phase of the software development process by combining object-oriented analysis (OOA) methods with formal description techniques. The main topic...

among the ways of pigment production, microbial synthesis has gained more interest for high growth rate, easy extraction and high yield. pigments are used in the food industry as natural colorants and preservatives; they also have pharmaceutical applications. in this study, fungus monascus purpureus ptcc 5303 was used to produce red, orange and yellow pigments. at first, significant variables w...

Excerpt] The objective of this paper is to examine the statistical basis of the neglected firm effect: whether it is indeed statistically distinct from the small firm and January effects or not. Relative to previous work on neglected securities, the results reported are obtained from the use of superior data bases and a more rigorous statistical analysis. The paper proceeds with sections on dat...

Elizabeth Sumamo,1* Paul Emerson,2 Krystal Harvey3 and Matthew Burton4 1Alberta Research Centre for Child Health Evidence, University of Alberta, Edmonton, Alberta, Canada 2The Carter Center, Emory University, Atlanta, Georgia, USA 3Cochrane Child Health Field, University of Alberta, Edmonton, Alberta, Canada 4Department of Infectious & Tropical Diseases, London School of Hygiene & Tropical Med...