Pinto and Reiter have argued that the Sit uation Calculus improved with time han dling axioms subsumes the features of lin ear time temporal formalisms such as Event Calculus and Interval Logic In this note we nd answers to some of their re marks by showing a modi ed version of Event Calculus that seems to match Sit uation Calculus handling of hypothetical reasoning and projection Further consi...

Wood drying quality and transversal permeability of Chilean second-growth Nothofagus alpina (raulí) were evaluated. Two charges of raulí sawnwood were dried in a experimental kiln. One of the charges was prepared with sawnwood from Pinto the second one was prepared with sawnwood from Collipulli. The transverse permeability to air of the material after drying was determined. The results showed t...

BACKGROUND There are few references of allergic reaction to beans in childhood. We report the case of a seven years old boy who suffered from angioedema associated to inhalation of vapours from cooked white bean. METHODS skin prick tests (SPT) were performed by prick-by-prick with cooked white bean and legumes. It was also determined total IgE and specific IgE antibodies to bean and legumes w...