The paper investigates the pricing of derivative securities with calendar-time maturities.

We propose a vision of the structure of knowledge and processes of learning based upon the particularity of experience. Highly specific cognitive structures are constructed through activities in limited domains of experience. For new domains, new cognitive structures develop from…

Se plantean en este trabajo algunos aspectos que deberán ser tenidos en cuenta para una formación efectiva del profesorado que pueda mejorar realmente la enseñanza de materias científicas en la Universidad. En este sentido se presentan argumentos contra un punto…

Causal reconstruction is the task of reading a written causal description of a physical behavior, forming an internal model of the described activity, and demonstrating comprehension through question answering. T his task is difficult because written d escriptions often do…

The idea of building a programmer is very seductive in that it holds the promise of massive bootstrapping and thus ties in with many ideas about learning and teaching. I will avoid going into those issues here. It is necessary,…

Asian soybean rust caused by Phakoprsora pachyrhizi is one of the most important diseases for soybean cultivation. The disease causes yield loss as high as 80%. Until now, fungicide applications were most reliable control measure. However, farmers often lose timing…

Le présent projet vise à documenter la nécessité d’augmenter notre connaissance
de la présence des contaminants organiques tels que les médicaments dans
l’environnement et d’évaluer leur devenir environnemental. On a étudié la présence de
composés pharmaceutiques dans différents échantillons d'eau.…

Durante los últimos años, ha adquirido importancia creciente el estudio de la interacción radiación visible-materia (fotónica), en la que la primera queda confinada a volúmenes de dimensiones mucho menores que la longitud de onda de la luz. El conocimiento de…

Se trata de acercarnos conceptualmente a la comprensión de los elementos
básicos sobre los que las comunidades indígenas han construido su complejo sistema
de conocimientos. El logos en la cultura indígena se conforma desde una perspectiva
integral, donde participan activamente…

SweetDeal is a rule-based approach to representation of business contracts that enables software agents to create, evaluate, negotiate, and execute contracts with substantial automation and modularity. It builds upon the situated courteous logic programs knowledge representation in RuleML, the emerging…