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Proceedings of the International Association for Development of the Information Society (IADIS) International Conference on e-Learning (Porto, Portugal, July 16-19, 2019)
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Nunes, Miguel Baptista, Ed.; Isaias, Pedro, Ed. – International Association for Development of the Information Society, 2019
These proceedings contain the papers and posters of the International Conference on e-Learning (EL) 2019, which was organised by the International Association for Development of the Information Society and co-organised by the Instituto Superior de Engenharia do Porto, in Porto, Portugal, July 17-19, 2019. The EL 2019 conference aims to address the…
Descriptors: Educational Technology, Technology Uses in Education, Mathematics Instruction, Cooperation
Chemical Applications of Graph Theory: Part I. Fundamentals and Topological Indices.
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Hansen, Peter J.; Jurs, Peter C. – Journal of Chemical Education, 1988
Explores graph theory and use of topological indices to predict boiling points. Lists three indices: Wiener Number, Randic Branching Index and Molecular Connectivity, and Molecular Identification numbers. Warns of inadequacies with stereochemistry. (ML)
Descriptors: Chemical Nomenclature, Chemistry, College Science, Graduate Study
Chemical Applications of Graph Theory: Part II. Isomer Enumeration.
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Hansen, Peter J.; Jurs, Peter C. – Journal of Chemical Education, 1988
Discusses the use of graph theory to aid in the depiction of organic molecular structures. Gives a historical perspective of graph theory and explains graph theory terminology with organic examples. Lists applications of graph theory to current research projects. (ML)
Descriptors: Chemical Nomenclature, Chemistry, College Science, Graduate Study