• mathematics, noncommutative projective geometry is a noncommutative analog of projective geometry in the setting of noncommutative algebraic geometry. The quantum...
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  • Noncommutative geometry (NCG) is a branch of mathematics concerned with a geometric approach to noncommutative algebras, and with the construction of spaces...
    22 KB (2,408 words) - 21:54, 24 April 2025
  • respect to projective transformations, as is seen in perspective drawing from a changing perspective. One source for projective geometry was indeed the...
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  • geometry Noncommutative algebraic geometry Noncommutative geometry Ordered geometry Parabolic geometry Plane geometry Projective geometry Quantum geometry Riemannian...
    13 KB (914 words) - 10:26, 25 December 2024
  • Noncommutative algebraic geometry is a branch of mathematics, and more specifically a direction in noncommutative geometry, that studies the geometric...
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  • Sklyanin algebra. The notion is studied in the context of noncommutative projective geometry. Ajitabh, Kaushal (1994), Modules over regular algebras and...
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  • points of projective space. A notable property of the projective elliptic geometry is that for even dimensions, such as the plane, the geometry is non-orientable...
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  • Thumbnail for Finite geometry
    Galois geometries, since any finite projective space of dimension three or greater is isomorphic to a projective space over a finite field (that is, the...
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  • which may be affine as well as projective. Suppose given a hyperbolic curve C, i.e., the complement of n points in a projective algebraic curve of genus g...
    11 KB (1,236 words) - 09:40, 4 August 2024
  • sphere Projective geometry Non-Euclidean surface growth Parallel (geometry)#In non-Euclidean geometry Spherical geometry#Relation to similar geometries Eder...
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  • Thumbnail for Line (geometry)
    of the 19th century, such as non-Euclidean, projective, and affine geometry. In the Greek deductive geometry of Euclid's Elements, a general line (now called...
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  • Thumbnail for Affine geometry
    geometry that are related to symmetry. In traditional geometry, affine geometry is considered to be a study between Euclidean geometry and projective...
    20 KB (2,632 words) - 10:01, 21 October 2024
  • of locally free sheaves.) projective 1.  A projective variety is a closed subvariety of a projective space. 2.  A projective scheme over a scheme S is...
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  • in a projective plane. If P is a finite set, the projective plane is referred to as a finite projective plane. The order of a finite projective plane...
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  • Thumbnail for Algebraic geometry
    form only in projective space. For these reasons, projective space plays a fundamental role in algebraic geometry. Nowadays, the projective space Pn of...
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  • absolute geometry, while negating it yields hyperbolic geometry. Other consistent axiom sets can yield other geometries, such as projective, elliptic...
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  • Riemannian geometry is the branch of differential geometry that studies Riemannian manifolds, defined as smooth manifolds with a Riemannian metric (an...
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  • between symmetries in projective geometry and the combinatorics of simplicial complexes. F1 has been connected to noncommutative geometry and to a possible...
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  • is fundamental, for the same reasons that projective geometry is the dominant approach in algebraic geometry. Rational number solutions therefore are the...
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  • Thumbnail for Hyperbolic geometry
    mathematics, hyperbolic geometry (also called Lobachevskian geometry or Bolyai–Lobachevskian geometry) is a non-Euclidean geometry. The parallel postulate...
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  • identities. Commutative rings are much better understood than noncommutative ones. Algebraic geometry and algebraic number theory, which provide many natural...
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  • In linear algebra, particularly projective geometry, a semilinear map between vector spaces V and W over a field K is a function that is a linear map...
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  • Thumbnail for Point (geometry)
    considered fundamental in mainstream geometry and topology, there are some systems that forgo it, e.g. noncommutative geometry and pointless topology. A "pointless"...
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  • In mathematics, analytic geometry, also known as coordinate geometry or Cartesian geometry, is the study of geometry using a coordinate system. This contrasts...
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  • Thumbnail for Differential geometry
    differential geometry topics Noncommutative geometry Projective differential geometry Synthetic differential geometry Systolic geometry Gauge theory (mathematics)...
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  • Thumbnail for Spherical geometry
    any number of dimensions. An important geometry related to that of the sphere is that of the real projective plane; it is obtained by identifying antipodal...
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  • that are disregarded—projective geometry that consider only alignment of points but not distance and parallelism, affine geometry that omits the concept...
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  • for smooth projective varieties, a motive is a triple ( X , p , m ) {\displaystyle (X,p,m)} , where X {\displaystyle X} is a smooth projective variety,...
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  • theory Projective geometry a form of geometry that studies geometric properties that are invariant under a projective transformation. Projective differential...
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  • Thumbnail for Amnon Yekutieli
    אמנון יקותיאלי) is an Israeli mathematician, working in noncommutative algebra, algebraic geometry and deformation quantization. He is a professor of mathematics...
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