Thanks! Both the explanation and the keywords will direct my search handily :) There's also a section on the Wikipedia article on Argumentation theory: http:/

Thanks! Both the explanation and the keywords will direct my search handily :) There's also a section on the Wikipedia article on Argumentation theory: http://en.wikipedia.org/wiki/Argumentation_theory http://en.wikipedia.org/wiki/Argumentation_theory "Computational argumentation systems have found particular application in domains where formal logic and classical decision theory are unable to capture the richness of reasoning, domains such as law and medicine"