Outline Of Geometry

**Geometry** is a branch of mathematics concerned with questions of shape, size, relative position of figures, and the properties of space. Geometry is one of the oldest mathematical sciences.

- Algebraic geometry --
- Analytic geometry --
- Differential geometry --
- Euclidean geometry --
- Non-Euclidean geometry --
- Projective geometry --
- Riemannian geometry --

- Absolute geometry
- Affine geometry
- Archimedes' use of infinitesimals
- Birational geometry
- Complex geometry
- Combinatorial geometry
- Computational geometry
- Conformal geometry
- Constructive solid geometry
- Contact geometry
- Convex geometry
- Descriptive geometry
- Digital geometry
- Discrete geometry
- Distance geometry
- Elliptic geometry
- Enumerative geometry
- Epipolar geometry
- Finite geometry
- Geometry of numbers
- Hyperbolic geometry
- Information geometry
- Integral geometry
- Inversive geometry
- Klein geometry
- Lie sphere geometry
- Numerical geometry
- Ordered geometry
- Parabolic geometry
- Plane geometry
- Quantum geometry
- Ruppeiner geometry
- Spherical geometry
- Symplectic geometry
- Synthetic geometry
- Systolic geometry
- Taxicab geometry
- Toric geometry
- Transformation geometry
- Tropical geometry

- Timeline of geometry
- Babylonian geometry
- Egyptian geometry
- Ancient Greek geometry
- Indian mathematics
- Modern geometry

- Geometric progression -- Geometric shape -- Geometry -- Pi -- angular velocity -- linear velocity -- De Moivre's theorem -- parallelogram rule -- Pythagorean theorem -- similar triangles -- trigonometric identity -- unit circle -- Trapezoid -- Triangle -- Theorem -- point -- ray -- plane -- line -- line segment

- Amplitude
- Dot product
- Norm (mathematics) (also known as magnitude)
- Position vector
- Scalar multiplication
- Vector addition
- Zero vector

- Complex plane
- Imaginary axis
- Linear interpolation
- One-to-one
- Orthogonal
- Polar coordinate system
- Pole
- Real axis
- Secant line
- CIrcular sector or "sector"
- Semiperimeter

- Rich, Barnett (2009).
*Schaum's Outline of Geometry*(4th ed.). New York: McGraw-Hill. ISBN 978-0-07-154412-2.

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