Point at infinity

• Alexandroff extension
• Cayley absolute
• Convergence (mathematics)
• Division by zero
• Elliptic geometry
• Euclidean geometry
• Euclidean plane
• Euclidean space
• Field (mathematics)
• Kleinian_group
• Pencil (mathematics)
• Projective space
• Quadric (projective geometry)
• Riemann sphere
• affine plane
• affine space
• asymptotically
• central projection
• compact space
• compactification (mathematics)
• complex line
• division ring
• duality (projective geometry)
• graphical perspective
• hyperbolic geometry
• hyperbolic plane
• hyperbolic space
• hyperplane at infinity
• ideal point
• limiting parallel
• line at infinity
• manifold
• parallel projection
• plane at infinity
• projective coordinates
• projective plane
• projective range
• projective space
• real line
• smooth algebraic variety
• topological space
• vanishing point