The aim of this book is to describe a particular approach to cosmology, known as cosmic topology, that seeks to discover the overall size and shape of the universe, one of the biggest questions in cosmology for more than 25 centuries.
Along with...
Сколько имеется простых чисел, не превышающих 20? Их восемь: 2, 3, 5, 7, 11, 13, 17 и 19. А сколько простых чисел, не превышающих миллиона? Миллиарда?...