• In geometry, inversive geometry is the study of inversion, a transformation of the Euclidean plane that maps circles or lines to other circles or lines...
    30 KB (4,386 words) - 21:09, 25 May 2025
  • Thumbnail for Plane-based geometric algebra
    by composition of reflections, it is a special case of inversive geometry. Inversive geometry itself can be performed with the larger system known as...
    36 KB (4,361 words) - 21:03, 12 March 2025
  • Thumbnail for Finite geometry
    their higher-dimensional analogs such as higher finite inversive geometries. Finite geometries may be constructed via linear algebra, starting from vector...
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  • Thumbnail for Peaucellier–Lipkin linkage
    then D is the inverse of B with respect to the circle (O,k) with center O and radius k. Thus, by the properties of inversive geometry, since the figure...
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  • Geometry of Complex Numbers is an undergraduate textbook on geometry, whose topics include circles, the complex plane, inversive geometry, and non-Euclidean...
    8 KB (929 words) - 22:10, 2 July 2024
  • Upper half-plane (category Hyperbolic geometry)
    metric space is the hyperbolic plane. In terms of the models of hyperbolic geometry, this model is frequently designated the Poincaré half-plane model. Mathematicians...
    6 KB (1,033 words) - 19:03, 10 January 2025
  • In inversive geometry, the inversive distance is a way of measuring the "distance" between two circles, regardless of whether the circles cross each other...
    8 KB (1,083 words) - 18:59, 5 September 2024
  • geometry Information geometry Integral geometry Inversive geometry Inversive ring geometry Klein geometry Lie sphere geometry Non-Euclidean geometry Noncommutative...
    13 KB (914 words) - 10:26, 25 December 2024
  • flat models are the spaces of inversive geometry. For pseudo-Euclidean of metric signature (p, q), the model flat geometry is defined analogously as the...
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  • Thumbnail for Similarity (geometry)
    Congruence (geometry) Hamming distance (string or sequence similarity) Helmert transformation Homoeoid (shell of concentric, similar ellipsoids) Inversive geometry...
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  • published a paper about the inversion transformation, which leads to inversive geometry. His reputation as a mathematician was established by 1834 and an...
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  • Thumbnail for Frank Morley
    Morley, Inversive Geometry". Bull. Amer. Math. Soc. 40 (5): 374–375. doi:10.1090/s0002-9904-1934-05848-8. Henry Forder (1934) Review:Inversive Geometry, The...
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  • Thumbnail for Inverse trigonometric functions
    ratios. Inverse trigonometric functions are widely used in engineering, navigation, physics, and geometry. Several notations for the inverse trigonometric...
    75 KB (10,633 words) - 15:56, 30 April 2025
  • Thumbnail for Projective harmonic conjugate
    In projective geometry, the harmonic conjugate point of a point on the real projective line with respect to two other points is defined by the following...
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  • theory Inversive geometry the study of invariants preserved by a type of transformation known as inversion Inversive plane geometry inversive geometry that...
    71 KB (7,692 words) - 22:32, 2 March 2025
  • Generalised circle (category Inversive geometry)
    and vice-versa. However, generalized circles are fundamental to inversive geometry, in which circles and lines are considered indistinguishable, the...
    7 KB (1,131 words) - 23:27, 28 December 2023
  • A Treatise on the Circle and the Sphere (category Inversive geometry)
    Circle and the Sphere is a mathematics book on circles, spheres, and inversive geometry. It was written by Julian Coolidge, and published by the Clarendon...
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  • Thumbnail for Orthogonal circles
    Orthogonal circles (category Geometry stubs)
    also considered as a kind of generalized circles, for instance in inversive geometry, then an orthogonal pair of lines or line and circle are orthogonal...
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  • Thumbnail for Transformation geometry
    inappropriate for lower grades. Thus inversive geometry, a larger study than grade school transformation geometry, is usually reserved for college students...
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  • hyperbolic planes, elliptic planes two-dimensional spherical geometry. Plane curve Inversive geometry Geometrography This disambiguation page lists mathematics...
    746 bytes (114 words) - 19:16, 9 March 2024
  • Thumbnail for Apollonius quadrilateral
    quadrilateral sides to cross. The Apollonius quadrilaterals are important in inversive geometry, because the property of being an Apollonius quadrilateral is preserved...
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  • Thumbnail for List of circle topics
    short descriptions of redirect targets Inversive distance – Concept in inversive geometry Inversive geometry – Study of angle-preserving transformations...
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  • case of a parabola if the parabola resides on a tangent plane. In inversive geometry, a line is a degenerate case of a circle, with infinite radius. Two...
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  • constructed Riemannian geometry, of which elliptic geometry is a particular case. Another example concerns inversive geometry as advanced by Ludwig Immanuel...
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  • Thumbnail for Reflection (mathematics)
    {v\cdot a-c}{a\cdot a}}a.} Additive inverse Coordinate rotations and reflections Householder transformation Inversive geometry Plane of rotation Reflection mapping...
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  • inversive plane because it is closed under inversion with respect to any generalized circle, and thus a natural setting for planar inversive geometry...
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  • Thumbnail for Complex conjugate
    {\displaystyle z} as a variable are illustrated in Frank Morley's book Inversive Geometry (1933), written with his son Frank Vigor Morley. The other planar...
    12 KB (1,856 words) - 13:56, 3 May 2025
  • Thumbnail for Erlangen program
    Erlangen program (category Classical geometry)
    Firstly, n-dimensional hyperbolic geometry, n-dimensional de Sitter space and (n−1)-dimensional inversive geometry all have isomorphic automorphism groups...
    14 KB (1,913 words) - 02:49, 12 February 2025
  • Thumbnail for Circle of antisimilitude
    Circle of antisimilitude (category Inversive geometry)
    In inversive geometry, the circle of antisimilitude (also known as mid-circle) of two circles, α and β, is a reference circle for which α and β are inverses...
    4 KB (550 words) - 21:56, 27 February 2024
  • Thumbnail for Inverse curve
    In inversive geometry, an inverse curve of a given curve C is the result of applying an inverse operation to C. Specifically, with respect to a fixed circle...
    14 KB (2,405 words) - 08:23, 3 December 2023