Cannon, James W.
Two-dimensional spaces - Providence, R.I. :;Toronto : American Mathematical Society ;;Fields Institute for Research in Mathematical Sciences, c2017. - 1 online resource (volumes cm) - AMS Non-Series Monographs, v. 109 .
9781470443054 (online)
Geometry -- Instructional exposition (textbooks, tutorial papers, etc.).
Geometry, Plane.
Geometry.
Non-Euclidean geometry.
Two-dimensional spaces - Providence, R.I. :;Toronto : American Mathematical Society ;;Fields Institute for Research in Mathematical Sciences, c2017. - 1 online resource (volumes cm) - AMS Non-Series Monographs, v. 109 .
9781470443054 (online)
Geometry -- Instructional exposition (textbooks, tutorial papers, etc.).
Geometry, Plane.
Geometry.
Non-Euclidean geometry.