One Hundred Problems in Elementary Mathe
โ Steinhaus H.
๐ Library
๐
1979
๐ English
โ Scribed by Hugo Steinhaus
No coin nor oath required. For personal study only.
๐ SIMILAR VOLUMES
Problems-with instructive solutions-on numbers, equations, polygons, polyhedra, and many other topics. Very challenging. Additional 13 problems without solutions.