Tomorrow's Math–Unsolved Problems for the Amateur
T H O‘Beirne · Physics Bulletin · 1963
By C. Stanley Ogilvy London: Oxford University Press. 1963. Pp. 182. Price 35s. Mathematics has its unsolved problems, like other subjects: but to find over a hundred which can be made comprehensible to the amateur is a noteworthy feat. Some involve simple geometry and topology, some deal with number theory and probability theory, and some are questions of experimental design, or strategy in games.