## Geometry

The pure mathematics of points and lines and curves and surfaces.

This concept's ID is @1~32502

### Mathematics

• non-Euclidean geometry (mathematics) geometry based on axioms different from Euclid's; "non-Euclidean...

• affine geometry The geometry of affine transformations.

• elementary geometry (mathematics) geometry based on Euclid's axioms.

• fractal geometry (mathematics) the geometry of fractals; "Benoit Mandelbrot pioneered fractal g...

• spherical geometry (mathematics) the geometry of figures on the surface of a sphere.

• analytic geometry The use of algebra to study geometric properties; operates on symbols defined...

• plane geometry The geometry of 2-dimensional figures.

• solid geometry The geometry of 3-dimensional space.

• projective geometry The geometry of properties that remain invariant under projection.

### Also contains

• conic section (geometry) a curve generated by the intersection of a plane and a circular cone.

• section (geometry) the area created by a plane cutting through a solid.

• square (geometry) a plane rectangle with four equal sides and four right angles; a four-sided regular...

• pencil A figure formed by a set of straight lines or light rays meeting at a point.

• eccentricity (geometry) a ratio describing the shape of a conic section; the ratio of the distance...

• superposition (geometry) the placement of one object ideally in the position of another one in order...

• inclination (geometry) the angle formed by the x-axis and a given line (measured counterclockwise...

• duality (geometry) the interchangeability of the roles of points and planes in the theorems of projective...

• diagonal (geometry) a straight line connecting any two vertices of a polygon that are not adjac...

### More Connections

• geometer A mathematician specializing in geometry.