• Thumbnail for Contact geometry
    In mathematics, contact geometry is the study of a geometric structure on smooth manifolds given by a hyperplane distribution in the tangent bundle satisfying...
    20 KB (2,527 words) - 18:15, 5 June 2025
  • differential forms of degree 1 on odd-dimensional manifolds; see contact geometry. Contact transformations are related changes of coordinates, of importance...
    5 KB (623 words) - 13:18, 30 March 2025
  • Thumbnail for Differential geometry
    Differential geometry is a mathematical discipline that studies the geometry of smooth shapes and smooth spaces, otherwise known as smooth manifolds....
    46 KB (5,964 words) - 21:55, 19 May 2025
  • derivative Lie derivative pullback (differential geometry) pushforward (differential) jet (mathematics) Contact (mathematics) jet bundle Frobenius theorem (differential...
    9 KB (682 words) - 03:50, 5 December 2024
  • solid geometry Contact geometry Convex geometry Descriptive geometry Differential geometry Digital geometry Discrete geometry Distance geometry Elliptic...
    13 KB (938 words) - 15:07, 19 June 2025
  • Thumbnail for 3-manifold
    Contact geometry is in many ways an odd-dimensional counterpart of symplectic geometry, which belongs to the even-dimensional world. Both contact and...
    45 KB (5,821 words) - 09:01, 24 May 2025
  • Thumbnail for Emmy Murphy
    Information Technology. Murphy works in the area of symplectic topology, contact geometry and geometric topology. Murphy graduated from the University of Nevada...
    9 KB (600 words) - 02:00, 13 June 2025
  • Thumbnail for Symplectic geometry
    Symplectic geometry is a branch of differential geometry and differential topology that studies symplectic manifolds; that is, differentiable manifolds...
    11 KB (1,394 words) - 12:06, 29 June 2025
  • Thumbnail for Contact mechanics
    problem can be classified into two types based on the geometry of the area of contact. A conforming contact is one in which the two bodies touch at multiple...
    71 KB (12,049 words) - 13:24, 15 June 2025
  • Open book decomposition (category Contact geometry)
    books have relevance to contact geometry, with a famous theorem of Emmanuel Giroux (given below) that shows that contact geometry can be studied from an...
    6 KB (857 words) - 22:30, 2 June 2025
  • Thumbnail for Lie sphere geometry
    Lie sphere geometry is a geometrical theory of planar or spatial geometry in which the fundamental concept is the circle or sphere. It was introduced by...
    28 KB (3,959 words) - 17:09, 17 April 2025
  • in symplectic spin geometry and symplectic topology, which have become important fields of mathematical research. Contact geometry Symplectic topology...
    1 KB (115 words) - 05:07, 19 October 2023
  • topology, relative contact homology is an invariant of spaces together with a chosen subspace. Namely, it is associated to a contact manifold and one of...
    3 KB (346 words) - 18:40, 13 April 2022
  • Thumbnail for Contact lens
    Contact lenses, or simply contacts, are thin lenses placed directly on the surface of the eyes. Contact lenses are ocular prosthetic devices used by over...
    90 KB (10,809 words) - 23:44, 22 June 2025
  • Thumbnail for Rolling contact fatigue
    loading conditions, including the magnitude of the load, contact pressure, and contact geometry. PCS Instruments Micro-pitting Rig (MPR) is a specialised...
    6 KB (1,500 words) - 04:05, 25 May 2025
  • Thumbnail for Richard S. Hamilton
    Hamilton studied certain variational problems for Riemannian metrics in contact geometry. He also made contributions to the prescribed Ricci curvature problem...
    37 KB (3,515 words) - 23:35, 22 June 2025
  • Thumbnail for Mikhael Gromov (mathematician)
    exact Lagrangian immersions and similar objects in symplectic and contact geometry. His well-known book Partial Differential Relations collects most of...
    48 KB (3,749 words) - 17:26, 12 June 2025
  • Giroux (born 1961) is a blind French geometer known for his research on contact geometry and open book decompositions. Giroux has Marfan syndrome, because of...
    4 KB (314 words) - 23:08, 19 October 2024
  • Reeb vector field (category Contact geometry)
    notion that appears in various domains of contact geometry including: in a contact manifold, given a contact 1-form α {\displaystyle \alpha } , the Reeb...
    4 KB (536 words) - 04:25, 29 April 2025
  • Poisson manifold Antibracket algebra Hamiltonian constraint Moment map Contact geometry Analysis of flows Nambu mechanics Action (physics) Lagrangian Euler–Lagrange...
    2 KB (187 words) - 18:09, 16 March 2022
  • mathematician whose research fields include symplectic topology and contact geometry. He is currently a Professor of Mathematics at Pennsylvania State University...
    6 KB (486 words) - 12:06, 20 January 2025
  • Weinstein conjecture (category Contact geometry)
    compact contact manifold, its Reeb vector field should carry at least one periodic orbit. By definition, a level set of contact type admits a contact form...
    6 KB (781 words) - 16:03, 14 June 2025
  • differential geometry C for global differential geometry D for symplectic geometry and contact geometry In addition, the special second-level code "-"...
    12 KB (1,395 words) - 22:03, 14 May 2025
  • Thumbnail for Contact angle
    The contact angle (symbol θC) is the angle between a liquid surface and a solid surface where they meet. More specifically, it is the angle between the...
    30 KB (3,998 words) - 22:05, 25 May 2025
  • Thumbnail for Contact patch
    altered freely, and the contact patch area is affected by the tire geometry and stiffness. Further, the size of the contact patch cannot be simply calculated...
    4 KB (552 words) - 19:57, 21 December 2024
  • name of Ricci calculus Absolute geometry Also called neutral geometry, a synthetic geometry similar to Euclidean geometry but without the parallel postulate...
    71 KB (7,692 words) - 00:20, 2 July 2025
  • Darboux's theorem (category Symplectic geometry)
    There is also an analogous consequence of the theorem applied to contact geometry. Suppose that θ {\displaystyle \theta } is a differential 1-form on...
    10 KB (1,377 words) - 11:08, 25 May 2025
  • ideas, i.e., in terms of tangent manifolds, symplectic manifolds and contact geometry. Bleecker's textbook provided a comprehensive presentation of field...
    40 KB (6,708 words) - 07:24, 12 May 2025
  • Thumbnail for Gecko feet
    Roman; Li, Qiang (2017-09-01). "Strength of adhesive contacts: Influence of contact geometry and material gradients". Friction. 5 (3): 308–325. doi:10...
    14 KB (1,877 words) - 10:57, 25 May 2025
  • Thumbnail for Bang-Yen Chen
    Falleh, eds. (2022). Contact geometry of slant submanifolds. doi:10.1007/978-981-16-0017-3. ISBN 978-981-16-0016-6. Geometry of submanifolds and application...
    23 KB (2,280 words) - 19:19, 28 June 2025