Croft, Hallard T.
Unsolved problems in geometry / by Hallard T. Croft, Kenneth J. Falconer, Richard K. Guy. - Ist ed. - New York : Springer-Verlag, 1991. - xv, 198 p. : ill. ; 25 cm. - Unsolved problems in intuitive mathematics ; .
Includes bibliographies.
0387975063
Geometry.
516 / CRO/1991
Unsolved problems in geometry / by Hallard T. Croft, Kenneth J. Falconer, Richard K. Guy. - Ist ed. - New York : Springer-Verlag, 1991. - xv, 198 p. : ill. ; 25 cm. - Unsolved problems in intuitive mathematics ; .
Includes bibliographies.
0387975063
Geometry.
516 / CRO/1991