• number of quadrics defined by the § Plücker relations (see below). The Plücker embedding was first defined by Julius Plücker in the case k = 2 , n = 4 {\displaystyle...
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  • parameterizing them by what are now called Plücker coordinates. (See § Plücker coordinates and Plücker relations below.) Hermann Grassmann later introduced...
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  • Thumbnail for Julius Plücker
    to Julius Plücker. Julius Plücker at the Mathematics Genealogy Project The Cathode Ray Tube site Weisstein, Eric Wolfgang (ed.). "Plücker, Julius (1801–1868)"...
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  • embedding into a sufficiently large projective space. This is a direct generalization of the construction of a Grassmannian variety via the Plücker embedding...
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  • Thumbnail for Homogeneous coordinates
    y 4 ) {\displaystyle (y_{1},y_{2},y_{3},y_{4})} on the line. The Plücker embedding is the generalization of this to create homogeneous coordinates of...
    26 KB (3,958 words) - 13:54, 19 November 2024
  • {M} } is embedded in P 5 ≅ P ( ∧ 2 T ) {\displaystyle \mathbf {P} _{5}\cong \mathbf {P} (\wedge ^{2}\mathbb {T} )} by the Plücker embedding; the image...
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  • Thumbnail for Exterior algebra
    k}(V){\bigr )}} . This is called the Plücker embedding, and the image of the embedding can be characterized by the Plücker relations. The exterior algebra...
    77 KB (12,242 words) - 02:39, 1 July 2025
  • Thumbnail for Plucker
    text and embedded images, for offline mobile reading. Free and open-source software portal Wikipedia:Snapshots – 2000 Wikipedia articles in Plucker format...
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  • the multiplication being the tensor product. Plücker embedding The Plücker embedding is the closed embedding of the Grassmannian variety into a projective...
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  • \wedge w_{k}\in \textstyle \bigwedge ^{\!k}V} corresponds by the Plücker embedding to the subspace W {\displaystyle W} with oriented basis w 1 , … ,...
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  • Thumbnail for Algebraic variety
    subspaces of V. It is a projective variety: it is embedded into a projective space via the Plücker embedding: { G n ( V ) ↪ P ( ∧ n V ) ⟨ b 1 , … , b n ⟩ ↦...
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  • Thumbnail for Projective variety
    the product of projective varieties over k is again projective. The Plücker embedding exhibits a Grassmannian as a projective variety. Flag varieties such...
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  • Grassmannian, and the Hirota equations as expressing the Plücker relations, characterizing the Plücker embedding of the Grassmannian in the projectivization of...
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  • choose an orthonormal basis for ⁠ W {\displaystyle W} ⁠, then the Plücker embedding gives a vector in the exterior algebra but only up to scaling. Using...
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  • and 682-684). Grassmann manifold Hardy space Homogeneous polynomial Plücker embedding Beauzamy, Bernard; Bombieri, Enrico; Enflo, Per; Montgomery, Hugh...
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  • {F}}} . The Plücker coordinates { π λ ( w ) } {\displaystyle \{\pi _{\lambda }(w)\}} satisfy an infinite set of bilinear relations, the Plücker relations...
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  • \Omega } the space of ω A {\displaystyle \omega ^{A}} . Under the Plücker embedding, the tractor bundle in four dimensions is isomorphic to the exterior...
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  • Thumbnail for Plucking (glaciation)
    clasts embedded in glacial ice passing over bedrock and grinding down the top of the rock into a smoother surface. The small rocks entrained by plucking act...
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  • Thumbnail for Möbius strip
    equilateral-triangle version of the Möbius strip. This flat triangular embedding can lift to a smooth embedding in three dimensions, in which the strip lies flat in three...
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  • Hilbert scheme can be embedded into projective space as a subscheme of a Grassmannian (which is projective via the Plücker embedding). The general linear...
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  • algebra Niels Henrik Abel Carl Gustav Jacob Jacobi Jakob Steiner Julius Plücker Arthur Cayley Bernhard Riemann Max Noether William Kingdon Clifford David...
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  • G_{d}(E)\to \mathbb {P} (\wedge ^{r}E)} , which is nothing but a family of Plücker embeddings. The relative tangent bundle TGd(E)/X of Gd(E) is given by T G d (...
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  • the ring of polynomials on the image of a Grassmannian under the Plücker embedding. For given d ≤ n we define as formal variables the brackets [λ1 λ2...
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  • Thumbnail for Brian Wilson
    in 1990, "As I write a song, I write some of the instrumental piano and pluck some of the different notes for the arrangement. It's impossible to lay...
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  • pyramid spikes embedded in his chest, The Chosen One makes wooden dummies, embeds similar spikes onto their chests and attempts to pluck them out with...
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  • Tetrahedroids, special Kummer surfaces Wave surface, a special tetrahedroid Plücker surfaces, birational to Kummer surfaces Weddle surfaces, birational to...
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  • Thumbnail for Felix Klein
    geometry. Klein received his doctorate, supervised by Plücker, from the University of Bonn in 1868. Plücker died in 1868, leaving his book concerning the basis...
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  • Thumbnail for Kora (instrument)
    extensively in West Africa. A kora typically has 21 strings, which are played by plucking with the fingers. It has features of the lute and harp. The kora is built...
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  • singular point on a curve is one where the curve is not given by a smooth embedding of a parameter. The precise definition of a singular point depends on...
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  • Thumbnail for Guitar
    usually held flat against the player's body and played by strumming or plucking the strings with the dominant hand, while simultaneously pressing selected...
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