RuleML is considered to be a markup language for the semantic web. It allows the enrichment of web ontologies by adding definitions of derived concepts and it enhances interoperability among different systems and tools by publishing rules in an XML format. Moreover the in-creasing demand for...

In this paper, there is a review of e-learning and its elements according to the international standards. The connection of learners, educational material and open source learning plat-forms is investigated. Trivial educational activities that can be implemented in a LMS are also presented. A...