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La Física es un tratado compuesto ocho libros de filosofía natural escrito por Aristóteles alrededor del siglo IV a. C. Es una colección de lecciones que tratan de los principios más generales (filosóficos) de las cosas naturales o en movimiento, tanto vivas como no vivas, en lugar de teorías físicas -en el sentido moderno- o investigaciones de los contenidos particulares del universo. El propósito principal del trabajo es descubrir, y no simplemente describir, los principios y causas del cambio y el movimiento, especialmente el de los todos naturales -en su mayoría seres vivos, pero tambien los todos inanimados como el cosmos-.
Jose Luis Calvo Martinez
José Luis Calvo Martínez es catedrático de Lengua y Literatura Griega de la Universidad de Granada y doctor por la Universidad Complutense de Madrid. Realizó estudios de papirología griega en el University College de Londres, terreno en el que ha publicado varios documentos en la revista «Oxyrhyn chus Papyri». En lingüística es autor de una gramática general griega («Griego para universitarios», 2016) y, en el campo filológico-literario, ha realizado numerosas traducciones y estudios sobre los más importantes autores griegos tanto de literatura como de filosofía. Gran parte de su actividad la ha dedicado a investigar sobre la religión y la magia en Grecia, siendo autor de «Textos de magia en papiros griegos», así como de numerosas ediciones de himnos mágicos en «MHNH. Revista Internacional de Investigación sobre Magia y Astrología Antiguas», de la que es cofundador y codirector.
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