Beatriz González

Básicamente, el objeto de la criptografía es permitir la transmisión de información secreta por un canal público. Este problema de la comunicación segura es de gran interés en la actualidad, con millones de ordenadores intercambiando constantemente información por Internet, una red pública al alcance de cualquiera y desde cualquier lugar del mundo.No obstante, la Criptografía es una disciplina tan antigua como la propia escritura. Su desarrollo ha sido siempre consecuencia de la lucha entre quienes diseñan códigos para ocultar la información y quienes ingenian estrategias para...

Luis Cruz Azaceta: No Exit is the first substantial overview of the work of the Cuban-American artist Luis Cruz Azaceta (born 1942). Azaceta's childhood memories in Cuba (where he remained until he was 18 years old) mix with his first professional experiences in New York City (where he studied at the School of Visual Arts and where he lived for three decades) and those of his period of professional maturity in New Orleans. Azaceta's brightly polychromatic painting explores "an aesthetics of constant escapes," as Iván de la Nuez put it. His imaginary, revealed in works that range between...

Este libro trata sobre los artistas del siglo XX que han abandonado los tradicionales medios de expresión para adoptar vehículos nuevos: cine, vídeo, happenings, performances, instalaciones, fotografía digital o realidad virtual.

The National Museum of Art contains a panorama of Mexican art from the 16th to the 20th centuries. 225 selected pieces from the collection of paintings, sculptures, drawings, prints, photographs, documents, and popular art are contained in the practical guide with information on the artists, themes, stylistic movements and critical thoughts over the 5 centuries that are represented. A section of brief biographies of the artists make this a very useful guide. Some of the artists include: Cristóbal de Villalpando, Mugel Cabrera, José María Velasco, Saturnino Herrán, Diego Rivera, José...