Non-Euclidean geometry; a critical and historical study of its development.

Eitemau Tebyg

• Non euclidean geometry tr by H S Carslaw /
  gan: Bonola Roberto
  Cyhoeddwyd: (1955)
• Non-Euclidean geometry.
  gan: Coxeter, H. S. M.
  Cyhoeddwyd: (1978)
• Euclidean and non-Euclidean geometries; development and history
  gan: Greenberg, Marvin J.
  Cyhoeddwyd: (1974)
• Foundations of Euclidean and non-Euclidean geometry /
  gan: Faber, Richard L.
  Cyhoeddwyd: (1983)
• Non-euclidean revolution
  gan: Trudeau, Richard J
  Cyhoeddwyd: (2008)