The five keynote presenters at RuleML+RR 2018 were Hannah Bast (University of Freiburg), who presented Efficient and Convenient Search on Very Large Knowledge Bases; Georg Gottlob (University of Oxford), who presented Vadalog: A Language and System for Knowledge Graphs; Guido Governatori (Dataol / CSIRO), who presented Modal Rules: Extending
Defeasible Logic with Modal Operators; Valeria de Paiva (Nuance Communications), who presented Bridging Trouble; and Philipp Slusallek (Saarland University/ DFKI), who presented Understanding the World with AI: Training and Validating Autonomous Systems Using Synthetic Data.
(70) Second, proponents of the disagreement view claim that default trust is
defeasible if considerations independent of the disputed proposition let us assign a higher likelihood of us being right about the disputed proposition compared with the disputing interlocutor.
Move now to non-categorical, or
defeasible, beliefs, also identifiable as probabilistic.
This paper criticizes phenomenal conservatism-the view according to which a subject S's seeming that P provides S with
defeasible justification for believing P.
'Whatever legitimately belonged to the indigenous community regardless of sizes shall belong to them and shall not be modified or
defeasible by any written law,' he said.
(2) There are some who view Lear's kingly authority as
defeasible; that is to say, they view his authority as something that can be forfeited, annulled, or given away.
The presumption of "no, at least not yet"--although
defeasible, and not infrequently defeated--gave women shelter and more control over when and if a sexual relationship would happen.
Defeasible?", in Arend Soeteman (ed.), Pluralism and Law, Kluwer,
Entin,
Defeasible Fees, State Action, and the Legacy of Massive Resistance, 34 Wm.
Herbert LA Hart assevera em seu texto que tomou emprestado e alargou o sentido da palavra inglesa
defeasible, que seria usada para um tipo de propriedade que estaria sujeita a extincao ou derrota quando houvessem contingencias diferentes, mas que permaneceria intacta caso estas nao se concretizassem.