UNTERSUCHUNGEN UBER THETAFUNCTIONEN: INTRODUCTION TO THE THEORY OF FOURIER'S SERIES: CORRESPONDANCE D'HENRI POINCARE ET DE FELIX KLIEN
Almost very good condition. Large format. Blue cloth. This book has been privately bound - it is 3 titles in one. First title is in German: Investigations on theatafunctionen. Second title is in English. Third title in French: Correspondance of Henri Poincare and Felix Klein.
Spine is very faded with bumping and a few small nicks/chips and loss to top and tail. Grubby marks and spotting to covers. Page browning; some foxing; grubby marks.
Stock no. 2120901