This volume, originally published in China and translated into four other languages, presents a f...

Natural numbers are the oldest human inventions. This volume describes their nature, laws, histor...

Natural numbers are the oldest human invention. This book describes their nature, laws, history a...

In this book, we first review the history and current situation of the perfect number problem, in...

Natural numbers are the oldest human inventions. This volume describes their nature, laws, histor...

Natural numbers are the oldest human invention. This book describes their nature, laws, history a...

In this book, we first review the history and current situation of the perfect number problem, in...

This volume, originally published in China and translated into four other languages, presents a f...

This book depicts the fascinating life story of Wu Wenjun, a renowned mathematician who made sign...

This volume, originally published in China and translated into four other languages, presents a f...