Croft, Hallard T.: Unsolved problems in geometry
/ Hallard T. Croft ; Kenneth J. Falconer ; Richard K. Guy. - (2. corr. printing) - New York : Springer, 1994. - XV, 198 S. : graph. Darst.; 25 cm - (Unsolved problems in intuitive mathematics; Vol. 2)
ISBN 978-3-540-97506-9 / 3-540-97506-3 Pp.
Literaturangaben
Quelle: DNB
Guy, Richard K.: Unsolved problems in number theory
/ Richard K. Guy. - New York : Springer, 1994. - XVI, 285 S. : graph. Darst.; 25 cm - (Unsolved problems in intuitive mathematics; Vol. 1)
ISBN 978-3-540-94289-4 / 3-540-94289-0 Pp. : DM 69.90
Literaturangaben
Quelle: DNB