Unsolved Problems in Number Theory
New York: Springer-Verlag (1994), 1994. Second edition. Hardcover. 8vo. [4], v-xvi, 1-285, [3] pp. Glossy paper boards, no dust jacket (Springer-Verlag mathematics titles of this period were typically issued without jackets). Volume 1 in the Unsolved Problems in Intuitive Mathematics series. Second printing of the second edition. A nice copy..... More
