قانون المماثلة في كتب لحن العامة الأندلسية : دراسة تحليلية

Abstract EN

This research is concerned with the study of one of the laws of voice development in public Andalusian melody books , namely similarity wrote a similar law, which is based on achieving the kind of similarity or symmetry between the two nigh bour sounds to convergence in the direction, character, and economy of the muscular effort.

This research includes and introduction for the subject, the first is devoted to study symmetry in consonants, and the second is devoted to study symmetry in vowels getting valuable results in the conclusion.