synclastic
anticlastic
pseudosphere
umbilicus
Gaussian curvature
radius of curvature
Gauss curvature
geodesicity
shape operator
Gaussian surface
isocurvature
retrocurvature
cosmic singularity
pseudoumbilical
concurvity
umbilical
curvature
incurvature
convexly
equiconvex
normal
triple point
hyperboloid
Euler's formula
first fundamental form
LQG
vector field
Riemann space
parallelogram
point of inflection
curvital
orthometric
nullsurface
vertex
crook
Gaussianity
gryphosis
minimal surface
pseudo-Riemannian manifold
bowfront
curvative
hyperbolic
arctan
root system
concave shape
evolute
Poincaré conjecture
inverse tangent
incurvation
arc tangent