This unique edition is the simultaneously illustrated reference book, research of ancient books and works of art, collection of popular scientific reasons and spiritually-philosophical essays. On a breadth and depth of scope of theme this book created by labour of international collective of authors does not have to itself equal among published in Russian language for the last 100.First set forth principles of Квадривиума the ancient Greek thinker Pythagoras is Samos in a sixth century ante-Christum.In Квадривиум next disciplines enter: Нумерология (Arithmetic) | Geometry is Number in Space| Музыка (Гармония) is Number in Time| Cosmology is Number in Time and Space.These sciences give to the sincere seeker tested by time and wisdom possibility to find understanding of мироустройства and realize itself his inalienable by part.A book contains more than 2000 images grouped on thematic principle. Many illustrations were not published 150-200 more than, as taken from ancient books, many images are specially created for this edition by means of the scientific computer programs.