In recent years many efforts have been made aiming to define the conditions of the reaction of substitution which lead to inversion of configuration (Walden inversion). The investigations in this direction of Polanyi et al.,’ of Olson,2 of Hughes, Ingold, et aL3 are most outstanding. Polanyi et al. and Olson came to the conclusion that all reactions of substitution by a negative group or ion ar...

We describe an implementation in Carpenter's typed feature formalism, ALE, of a discourse grammar of the kind proposed by Scha, Polanyi, et al. We examine their method for resolving parallelism-dependent anaphora and show that there is a coherent feature-structural rendition of this type of grammar which uses the operations of prwrity union and generalization. We describe an augmentation of the...

El presente artículo tiene por objetivo plantear la pregunta técnica económica en el sentido heideggeriano del preguntar. Con “sentido heideggeriano” nos referimos al modo que Heidegger plantea a partir de perturbación provoca moderna. En otras palabras, preguntamos “la” inspirados las consecuencias – pasadas, actuales y potenciales moderna: economía mercado. trabajo procederá siguiente manera....