The acyl adenylates participate in a variety of synthetase reactions, and their recent isolation from reactions containing substrate quantities of enzyme suggests that these compounds act as enzyme-bound intermediates (2-7). However, such evidence does not esclude the possibility, emphasized by Boyer, Mills, and Fromm, that the adenylate occurs only as a free side product that is in equilibrium...

This article examines utopian elements in Wilhelm Reich's writings in his American phase (1939-1957) in order to illustrate utopian sources of dynamic psychology. Although there are scholars who have used the term "psychological utopia" and applied it to individual thinkers (Reich, Marcuse, Fromm) and to specific psychological disciplines (psychoanalysis, behaviorism, cognitive psychology), the...

Iterated hash functions based on block ciphers are treated. Five attacks on an iterated hash function and on its round function are formulated. The wisdom of strengthening such hash functions by constraining the last block of the message to be hashed is stressed. Schemes for constructing m-bit and 2m-bit hash round functions fromm-bit block ciphers are studied. A principle is formalized for eva...

The characterisation of mass society in a without God, as mere mimetic, hypnotic and unstable phenomenon is clearly insufficient. For its rise, social, psychological relational changes had to take place, both among people between their environment. Many scholars recent times who have tried explain the undoubtedly linked it individualism, especially one characteristics that could be considered s...


 A pesar de que Max Horkheimer en Eclipse la razón había analizado los límites subjetiva, atendien- do a las posibilidades retornar objetiva y su función después del eclipse, Jay le parecían aún insuficientes estas respuestas. Por ello, regresó al estudio conceptualizaciones filosóficas fundadores teoría crítica quienes se quedaron cargo Instituto Investigación Social Frankfurt. En este s...