metageometrician
metageometry
metageometric
Euclideanism
non-Euclidean
Riemann
Georg Friedrich Bernhard Riemann
Bernhard Riemann
Riemannian
differentiable manifold
algebrogeometric
geometrically
affine geometry
Euclidian space
imaginary geometry
geometral
quasifield
Euclidean axiom
geometrial
Euclid's axiom
Euclid's postulate
geometricize
geometrally
geometrician
geometer
geometrideous
noneuclidean geometry
elliptic geometry
presymplectic
Riemannian geometry
geometrylike
root system
hyperbolic space
pushforward
geometrography
hyperbolic geometry
affine
first fundamental form
quantum
nonconvexity
geometrical
Nikolai Lobachevsky
Meyer set
Lobachevsky
nonmanifold
compact space
Nikolai Ivanovich Lobachevsky
non-Euclidean geometry
pseudoangle
conicosubulate