connex
correlation
Euclidean plane
geometral
intermodillion
isometric space
eigenplane
metric function
metric
plane
self-dual
sheet
solid torus
projectivization
Keller's conjecture
duality
accidental
dual
bundle
Thurston's geometrization conjecture
conformal geometry
apolar
projective line
manifold
distance
Witt group
geometrization
multidistance
Zeuthen-Segre invariant
projectivity
Klein quadric
realspace
hyperbolic space
subbase
solid geometry
Krein-Milman theorem
plane figure
torus
two-dimensional figure
Euclidian space
retraction
Euclidean space
antiflag
superprojector
descriptive geometry
projective geometry
transversality
bidimensional
geometrically
isodual