Price reduced! Problems and Solutions in Relativity Theory First edition published March 9, 1981 Author: U.I. Sokolovsky Translator: Masaki Hayashi Publisher: Bun-ichi Sogo Shuppan Price: 1400 yen 148 pages With obi (book band) - From the obi - For those who are new to the theory of relativity, this book classifies fascinating and paradoxical problems into easy, intermediate, and advanced levels. It provides detailed hints, solutions, and answers that can be understood with high school math knowledge, allowing readers to develop an intuition for actually using this theory. ⚫︎Condition Stored with a cover. There is slight yellowing due to age, but it is in good condition with no major noticeable scratches or stains. Please forgive any oversights or misdescriptions. Instant purchase OK. Will be reinforced with a plastic bag and cardboard, and shipped via Rakuraku Mercari's Nekopos service.