Contemporary differential geometry is intrinsic, meaning that the spaces it considers are smooth manifolds whose geometric structure is governed by a Riemannian metric, which determines how distances are measured near each point, and not a priori parts of some ambient flat Euclidean space.
https://en.wikipedia.org/wiki/Geometry
Projective geometry is a geometry without measurement or parallel lines, just the study of how points are related to each other. Two developments in geometry in the 19th century changed the way it had been studied previously.
https://en.wikipedia.org/wiki/Geometry
Geometry - Contemporary geometry. 1  Euclidean geometry has become closely connected with computational geometry, computer graphics, convex geometry, incidence geometry, finite geometry, discrete geometry, and some areas of combinatorics.
https://en.wikipedia.org/wiki/Geometry
In many areas of geometry, such as analytic geometry, differential geometry, and topology, all objects are considered to be built up from points. However, there has been some study of geometry without reference to points.
https://en.wikipedia.org/wiki/Geometry
An illustration of Desargues' theorem, an important result in Euclidean and projective geometry. Geometry (from the Ancient Greek: γεωμετρία; geo- earth, -metron measurement) is a branch of mathematics concerned with questions of shape, size, relative position of figures, and the properties of space. A mathematician who works in the field of geometry is called a geometer.
https://en.wikipedia.org/wiki/Geometry
Geometry is a branch of mathematics concerned with questions of shape, size, relative position of figures, and the properties of space. A mathematician who works in the field of geometry is called a geometer. Geometry arose independently in a number of early cultures as a practical way for dealing with lengths, areas, and volumes. Geometry began to see elements of formal mathematical science emerging in the West as early as the 6th century BC. By the 3rd century BC, geometry was put into an axio
https://en.wikipedia.org/wiki/Geometry
Average (Mean) is ..... the sum divided by the count. We calculate the average by adding up all the values, then divide by how many values.
https://www.mathsisfun.com/basic-math-definitions.html
noun, plural geometries. 1. the branch of mathematics that deals with the deduction of the properties, measurement, and relationships of points, lines, angles, and figures in space from their defining conditions by means of certain assumed properties of space.
http://www.dictionary.com/browse/geometry
Contemporary geometry has many subfields: 1  Euclidean geometry is geometry in its classical sense. The mandatory educational curriculum of the majority of nations includes the study of points, lines, planes, angles, triangles, congruence, similarity, solid figures, circles, and analytic geometry.
https://en.wikipedia.org/wiki/Geometry
geometry. 1  the branch of mathematics that deals with the deduction of the properties, measurement, and relationships of points, lines, angles, and figures in space from their defining conditions by means of certain assumed properties of space.
http://www.dictionary.com/browse/geometry
geometry meaning
Geometry is a branch of mathematics concerned with questions of shape, size, relative position of figures, and the properties of space.