Search references for PROJECTIVE BUNDLE. Phrases containing PROJECTIVE BUNDLE
See searches and references containing PROJECTIVE BUNDLE!PROJECTIVE BUNDLE
Fiber bundle whose fibers are projective spaces
mathematics, a projective bundle is a fiber bundle whose fibers are projective spaces. By definition, a scheme X over a Noetherian scheme S is a Pn-bundle if it
Projective_bundle
Branch of mathematics
tangent bundle of an intersection of spaces: Let Y 1 , Y 2 ⊂ X {\displaystyle Y_{1},Y_{2}\subset X} be projective subvarieties of a smooth projective variety
K-theory
Analogs of homology groups for algebraic varieties
group of line bundles on X {\displaystyle X} . Rationally equivalent cycles defined by hypersurfaces are easy to construct on projective space because
Chow_group
Concept in algebraic geometry
{\displaystyle X} into a projective space. A line bundle is ample if some positive power is very ample. An ample line bundle on a projective variety X {\displaystyle
Ample_line_bundle
Vector bundle existing over a Grassmannian
of projective space the tautological bundle is known as the tautological line bundle. The tautological bundle is also called the universal bundle since
Tautological_bundle
Ruled surface over the projective line
_{n}} is the P 1 {\displaystyle \mathbb {P} ^{1}} -bundle (a projective bundle) over the projective line P 1 {\displaystyle \mathbb {P} ^{1}} , associated
Hirzebruch_surface
Geometric space whose points represent algebro-geometric objects of some fixed kind
{\displaystyle d} hypersurfaces of projective space P n {\displaystyle \mathbb {P} ^{n}} . This is given by the projective bundle H i l b d ( P n ) = P ( Γ (
Moduli_space
Mathematical concept
complex projective space is the projective space with respect to the field of complex numbers. By analogy, whereas the points of a real projective space
Complex_projective_space
Vector bundle of rank 1
bundle comes from a divisor. (II) If X {\displaystyle X} is a projective scheme then the same statement holds. One of the most important line bundles
Line_bundle
Continuous surjection satisfying a local triviality condition
bundle I-bundle Natural bundle Principal bundle Projective bundle Pullback bundle Quasifibration Universal bundle Vector bundle Wu–Yang dictionary Seifert
Fiber_bundle
Concept in algebraic geometry
that of projective curves. Here, the canonical bundle is the same as the (holomorphic) cotangent bundle. A global section of the canonical bundle is therefore
Canonical_bundle
Short exact sequence of sheaves on projective space
sheaf. The Euler sequence generalizes to that of a projective bundle as well as a Grassmann bundle (see the latter article for this generalization.) Let
Euler_sequence
Fiber bundle whose fibers are group torsors
\mathbb {Z} _{2}} -bundle over S 1 {\displaystyle S^{1}} . Projective spaces provide some more interesting examples of principal bundles. Recall that the
Principal_bundle
Algebraic variety in a projective space
In algebraic geometry, a projective variety is an algebraic variety that is a closed subvariety of a projective space. That is, it is the zero-locus in
Projective_variety
Type of topological space
standard round metric, the measure of projective space is exactly half the measure of the sphere. Real projective spaces are smooth manifolds. On Sn, in
Real_projective_space
Generalization of a vector bundle
written just as E, and the projective cone Proj X R {\displaystyle \operatorname {Proj} _{X}R} is the projective bundle of E, which is written as P
Cone_(algebraic_geometry)
Completion of the usual space with "points at infinity"
concept of a projective space originated from the visual effect of perspective, where parallel lines seem to meet at infinity. A projective space may thus
Projective_space
Projective analogue of the spectrum of a ring
schemes, which produces objects with the typical properties of projective spaces and projective varieties. The construction, while not functorial, is a fundamental
Proj_construction
Bundle of linear subspaces of the tangent bundle
bundle is obtained by combining Grassmannians of the tangent spaces at each point, it is a special case of the Grassmann bundle and of the projective
Contact_bundle
Mathematical parametrization of vector spaces by another space
classifying spaces for vector bundle, among which projective spaces for line bundles Characteristic class Splitting principle Stable bundle Connection: the notion
Vector_bundle
Bogomolov, Thomas Bridgeland and many others. On a smooth projective variety, line bundles of given numerical invariants are parametrised over a well-behaved
Stable_vector_bundle
Type of vector bundle
smooth projective complex algebraic variety, the category of representations of the fundamental group of the variety, and the category of Higgs bundles over
Higgs_bundle
Concept in algebraic geometry
geometry, a line bundle on a projective variety is nef if it has nonnegative degree on every curve in the variety. The classes of nef line bundles are described
Nef_line_bundle
the projective bundle of E. In the other direction, a Grassmann bundle is a special case of a (partial) flag bundle. Concretely, the Grassmann bundle can
Grassmann_bundle
Principal fiber bundle
complex projective space, and that it is an example of the Eilenberg–Maclane space K ( Z , 2 ) . {\displaystyle K(\mathbb {Z} ,2).} Such bundles are classified
Circle_bundle
Abelian group related to division algebras
using either Azumaya algebras over X or projective bundles over X. The second definition involves projective bundles that are locally trivial in the étale
Brauer_group
scheme is a scheme parametrizing sheaves on a projective scheme. More specifically, if X is a projective scheme over a Noetherian scheme S and if F is
Quot_scheme
Digital storefront company selling video games and e-books
Humble Bundle, Inc. is a digital storefront for video games, which grew out of its original offering of Humble Bundles, collections of games sold at a
Humble_Bundle
of convex varieties are projective bundles P ( E ) {\displaystyle \mathbb {P} ({\mathcal {E}})} for an algebraic vector bundle E → C {\displaystyle {\mathcal
Convexity (algebraic geometry)
Convexity_(algebraic_geometry)
Concept in mathematics
In mathematics, quaternionic projective space is an extension of the ideas of real projective space and complex projective space, to the case where coordinates
Quaternionic_projective_space
open subscheme of a projective space P A n {\displaystyle \mathbb {P} _{A}^{n}} over a ring A {\displaystyle A} . projective bundle If E is a locally free
Glossary of algebraic geometry
Glossary_of_algebraic_geometry
Quotient of special unitary group by its center
isometry group of complex projective space, just as the projective orthogonal group is the isometry group of real projective space. In terms of matrices
Projective_unitary_group
Direct summand of a free module (mathematics)
the property of lifting that carries over from free to projective modules: a module P is projective if and only if for every surjective module homomorphism
Projective_module
Fiber bundle of the 3-sphere over the 2-sphere, with 1-spheres as fibers
known as Hopf fibrations. First, one can replace the projective line by an n-dimensional projective space. Second, one can replace the complex numbers by
Hopf_fibration
Generalization of vector bundles
tangent bundle of projective space P n {\displaystyle \mathbb {P} ^{n}} over a field k {\displaystyle k} can be described in terms of the line bundle O (
Coherent_sheaf
Classifies holomorphic vector bundles over the complex projective line
classifies holomorphic vector bundles over the complex projective line. In particular every holomorphic vector bundle over C P 1 {\displaystyle \mathbb
Birkhoff–Grothendieck_theorem
Concept in algebraic geometry
{\displaystyle |D|} is therefore a projective space. A linear system d {\displaystyle {\mathfrak {d}}} is then a projective subspace of a complete linear system
Linear_system_of_divisors
generalized to projective connections by Michael Eastwood et al. in Tractor bundles can be defined for arbitrary parabolic geometries. The tractor bundle for a
Tractor_bundle
n-dimensional linear system of divisors on a line bundle on X. The choice of a projective embedding of X, modulo projective transformations is likewise equivalent
Algebraic geometry of projective spaces
Algebraic_geometry_of_projective_spaces
algebraic geometry, the Horrocks–Mumford bundle is an indecomposable rank 2 vector bundle on 4-dimensional projective space P4 introduced by Geoffrey Horrocks
Horrocks–Mumford_bundle
Construction in group theory
especially in the group theoretic area of algebra, the projective linear group (also known as the projective general linear group or PGL) is the induced action
Projective_linear_group
exceptional line of a vector bundle over projective space is a projective line in projective space where the vector bundle has exceptional behavior, in
Jumping_line
bundle theorem. The bundle theorem is analogous for Möbius planes to the Theorem of Desargues for projective planes. From the bundle theorem follows the
Bundle_theorem
Complex vector bundle on a complex manifold
vector bundles on a smooth complex projective variety X (viewed as a complex manifold) is equivalent to the category of algebraic vector bundles (i.e.
Holomorphic_vector_bundle
geometry, a stable principal bundle is a generalisation of the notion of a stable vector bundle to the setting of principal bundles. The concept of stability
Stable_principal_bundle
Mathematical object studied in the field of algebraic geometry
moduli of nice objects tend not to be projective but only quasi-projective. Another case is a moduli of vector bundles on a curve. Here, there are the notions
Algebraic_variety
Characteristic classes of vector bundles
characteristic classes for projective space forms the basis for many characteristic class computations since for any smooth projective subvariety X ⊂ P n {\displaystyle
Chern_class
Relates the geometric vector bundles to algebraic projective modules
of vector bundles to the algebraic concept of projective modules and gives rise to a common intuition throughout mathematics: "projective modules are
Serre–Swan_theorem
Method for constructing vector bundles
Horrocks construction is a method for constructing vector bundles, especially over projective spaces, introduced by Geoffrey Horrocks (1964, section 10)
Horrocks_construction
Relation between genus, degree, and dimension of function spaces over surfaces
where C is a projective non-singular algebraic curve over an algebraically closed field k. In fact, the same formula holds for projective curves over any
Riemann–Roch_theorem
Fictional character by Agatha Christie
Lady Eileen "Bundle" Brent is a fictional character of two of the Agatha Christie novels, The Secret of Chimneys (1925) and The Seven Dials Mystery (1929)
Bundle_Brent
canonical bundle K. The 0th graded component R 0 {\displaystyle R_{0}} is sections of the trivial bundle, and is one-dimensional as V is projective. The projective
Canonical_ring
In projective geometry and linear algebra, the projective orthogonal group PO is the induced action of the orthogonal group of a quadratic space V = (V
Projective_orthogonal_group
Surface containing a line through every point
surface). Every minimal projective ruled surface other than the projective plane is the projective bundle of a 2-dimensional vector bundle over some curve. The
Ruled_surface
Mathematical space
Grassmannian was by Julius Plücker, who studied the set of projective lines in real projective 3-space, which is equivalent to G r 2 ( R 4 ) {\displaystyle
Grassmannian
Type of fiber bundle on a Riemann surface
indigenous bundle on a Riemann surface is a fiber bundle with a flat connection associated to some complex projective structure. Indigenous bundles were introduced
Indigenous_bundle
Vector bundles theorem
holomorphic (or algebraic) vector bundles over compact Riemann surfaces (or non-singular projective algebraic curves), to projective unitary representations of
Kobayashi–Hitchin correspondence
Kobayashi–Hitchin_correspondence
Result in algebraic geometry
Chern class) on a smooth projective curve over a field k {\displaystyle k} has a formula similar to Riemann–Roch for line bundles. If we take X = C {\displaystyle
Grothendieck–Riemann–Roch theorem
Grothendieck–Riemann–Roch_theorem
Field of algebraic geometry
determine whether two smooth projective varieties are birational. A projective variety X is called minimal if the canonical bundle KX is nef. For X of dimension
Birational_geometry
Indian university teacher (born 1971)
fundamental properties, such as the contravariant functoriality and a projective bundle formula, as well as constructing an action of the usual higher Chow
Amalendu_Krishna
Model of the extended complex plane plus a point at infinity
manifolds. In projective geometry, the sphere is an example of a complex projective space and can be thought of as the complex projective line P 1 ( C
Riemann_sphere
Study of vector bundles, principal bundles, and fibre bundles
between solutions to the self-duality equations and algebraic bundles over the complex projective space C P 3 {\displaystyle \mathbb {CP} ^{3}} . Another significant
Gauge_theory_(mathematics)
Generalizations of codimension-1 subvarieties of algebraic varieties
If X is a projective curve over k, then the divisor of a nonzero rational function f on X has degree zero. As a result, for a projective curve X, the
Divisor_(algebraic_geometry)
Problem in algebraic geometry
homomorphism. Let E be a vector bundle on X of rank r and q: P(E ⊕ 1) → X the projective bundle (here 1 means the trivial line bundle). As usual, we identity
Residual_intersection
Theorem in algebraic geometry
proved by Jean-Pierre Serre. The basic version applies to vector bundles on a smooth projective variety, but Alexander Grothendieck found wide generalizations
Serre_duality
Riemannian manifold with SU(n) holonomy
algebraic variety embedded in a projective space is a Kähler manifold, because there is a natural Fubini–Study metric on a projective space which one can restrict
Calabi–Yau_manifold
Manifold with Riemannian, complex and symplectic structure
automatically projective varieties. Shing-Tung Yau proved the Calabi conjecture: every smooth projective variety with ample canonical bundle has a Kähler–Einstein
Kähler_manifold
Mathematical technique for vector bundles
Grothendieck splitting principle for holomorphic vector bundles on the complex projective line H. Blane Lawson and Marie-Louise Michelsohn, Spin Geometry
Splitting_principle
Defines a notion of parallel transport on a bundle
gauge theory, a connection on a fiber bundle is a device that defines a notion of parallel transport on the bundle; that is, a way to "connect" or identify
Connection_(vector_bundle)
Concept in algebraic geometry
of smooth projective varieties X. That is, this vector space is canonically identified with the corresponding space for any smooth projective variety which
Kodaira_dimension
American video streaming service
also announced a bundle including its other U.S. streaming services Hulu (ad-supported version) and ESPN+, marketed as The Disney Bundle, initially for
Disney+
integers j are the line bundles on projective space. Full exceptional collections have also been constructed on all smooth projective toric varieties, del
Semiorthogonal_decomposition
Fiber bundle Principal bundle Frame bundle Hopf bundle Associated bundle Vector bundle Tangent bundle Cotangent bundle Line bundle Jet bundle Sheaf (mathematics)
List of differential geometry topics
List_of_differential_geometry_topics
and quotient bundles. With E = Sym 2 ( S ∗ ⊗ Q ∗ ) {\displaystyle E=\operatorname {Sym} ^{2}(S^{*}\otimes Q^{*})} , the projective bundle q : X = P (
Segre_class
Television station in Pittsburgh
and started Project Bundle Up, an operation to make sure that children and seniors receive warm clothing. WTAE-TV has run the Project Bundle Up Auction
WTAE-TV
Type of transport in differential geometry
having the same unparametrized geodesics. Projective connections are modeled on the geometry of projective space. In modern terms, they may be described
Projective_connection
Vector bundle of cotangent spaces at every point in a manifold
mathematics, especially differential geometry, the cotangent bundle of a smooth manifold is the vector bundle of all the cotangent spaces at every point in the manifold
Cotangent_bundle
Manifold
varieties are complex manifolds, including: Complex vector spaces. Complex projective spaces, Pn(C). Complex Grassmannians. Complex Lie groups such as GL(n
Complex_manifold
Study of angle-preserving transformations of a geometric space
those of inversive geometry. The projective model identifies the conformal sphere with a certain quadric in a projective space. Let q denote the Lorentzian
Conformal_geometry
Generalization of an ordered basis of a vector space
with an orthonormal basis of the difference space. A projective frame on n-dimensional projective space is an ordered collection of n+2 points such that
Moving_frame
Type of directory bundle
descendants macOS, iOS, iPadOS, tvOS, watchOS, and visionOS, and in GNUstep, a bundle is a file directory with a defined structure and file extension, allowing
Bundle_(macOS)
Concept in algebraic geometry
leads to many numerical invariants for projective varieties. For example, if X {\displaystyle X} is a smooth projective curve over an algebraically closed
Coherent_sheaf_cohomology
Correspondsnce between Higgs bundles and fundamental group representations
Simpson) is a correspondence between Higgs bundles and representations of the fundamental group of a smooth, projective complex algebraic variety, or a compact
Nonabelian Hodge correspondence
Nonabelian_Hodge_correspondence
Possibility of a consistent definition of "clockwise" in a mathematical space
planes, and tori are orientable, for example. But Möbius strips, real projective planes, and Klein bottles are non-orientable. They, as visualized in 3
Orientability
gives conditions for a line bundle on a projective surface to be very ample. Let D be a nef divisor on a smooth projective surface X. Denote by KX the
Reider's_theorem
Number used in algebraic geometry
In mathematics, the degree of an affine or projective variety of dimension n is the number of intersection points of the variety with n hyperplanes in
Degree of an algebraic variety
Degree_of_an_algebraic_variety
if L is a big nef line bundle (for example, an ample line bundle) on a complex projective manifold with canonical line bundle K, then the coherent cohomology
Kawamata–Viehweg vanishing theorem
Kawamata–Viehweg_vanishing_theorem
Metric on a determinant line bundle
for projective algebraic manifolds, he explained how to construct a determinant line bundle over the space of unitary connections on a vector bundle over
Quillen_metric
Function in mathematics
concept of projective connection, of which the Schwarzian derivative in complex analysis is an instance. More generally, both affine and projective connections
Connection_(mathematics)
Mathematics concept
vertical bundle and the horizontal bundle are vector bundles associated to a smooth fiber bundle. More precisely, given a smooth fiber bundle π : E → B
Vertical and horizontal bundles
Vertical_and_horizontal_bundles
Partial differential equations whose solutions are instantons
of partial differential equations for a connection on a vector bundle or principal bundle. They arise in physics as the Euler–Lagrange equations of the
Yang–Mills_equations
commutative ring assigned to any projective variety. If V is an algebraic variety given as a subvariety of projective space of a given dimension N, its
Homogeneous_coordinate_ring
embedding of X over S. The cotangent sheaf on a projective space is related to the tautological line bundle O(-1) by the following exact sequence: writing
Cotangent_sheaf
Study of complex manifolds and several complex variables
not in general affine or projective. By Serre's GAGA theorem, every projective complex analytic variety is actually a projective complex algebraic variety
Complex_geometry
Affine space Projective space Projective line, cross-ratio Projective plane Line at infinity Complex projective plane Complex projective space Plane at
List of algebraic geometry topics
List_of_algebraic_geometry_topics
algebraic geometry, a Tango bundle is one of the indecomposable vector bundles of rank n − 1 constructed on n-dimensional projective space Pn by Tango (1976)
Tango_bundle
Mathematic theorem about Riemann surfaces
that a holomorphic vector bundle over a compact Riemann surface is stable if and only if it comes from an irreducible projective unitary representation of
Narasimhan–Seshadri_theorem
Family of geometric objects with a common property
with the above definition since in the unique projective extension of the affine plane to a projective plane a single point (point at infinity) is added
Pencil_(geometry)
defines the d-dimensional embedding of X over a splitting field L. Projective bundle Jacobson (1996), p. 113 Gille & Szamuely (2006), p. 129 Gille & Szamuely
Severi–Brauer_variety
Characterises non-singular projective varieties amongst compact Kähler manifolds
so Kodaira's results states that Hodge manifolds are projective. The converse that projective manifolds are Hodge manifolds is more elementary and was
Kodaira_embedding_theorem
PROJECTIVE BUNDLE
PROJECTIVE BUNDLE
Girl/Female
German, Swedish
Protective Victory
Girl/Female
Muslim/Islamic
Protective angel
Boy/Male
German
Protective
Girl/Female
Irish
Protective.
Boy/Male
German
Protective
Girl/Female
Irish
Protective.
Girl/Female
Indian
Protective Angel
Boy/Male
Christian & English(British/American/Australian)
Protective Grace
Boy/Male
Greek
Productive.
Girl/Female
Muslim/Islamic
Protective angel
Girl/Female
German American
Protective.
Girl/Female
Celtic, French, German, Irish
Strong; Protective
Girl/Female
Indian
Protective Angel
Girl/Female
Muslim
Protective Angel
Boy/Male
British, English, Netherlands
Protective
Girl/Female
Muslim
Protective Angel
Boy/Male
Christian & English(British/American/Australian)
Protective Friend
Girl/Female
German, Italian, Swedish
Protective; Victorious Shield
Boy/Male
Polish
Protective shield.
Boy/Male
Arabic, Indian, Muslim, Sindhi
Protective; Safety
PROJECTIVE BUNDLE
PROJECTIVE BUNDLE
Boy/Male
Hindu, Indian
God
Boy/Male
Assamese, Hindu, Indian
First God in the World
Girl/Female
American, Australian, Chinese, Christian, Danish, Dutch, German, Swedish
Bitter Grace; Grace; Favor; A Combination of Ann and Marie
Girl/Female
Hindu
Princess
Boy/Male
Assamese, Hindu, Indian, Kannada, Oriya, Sanskrit, Telugu
Son of the Sun
Girl/Female
Arabic, Australian, Muslim
Rain Drops
Boy/Male
Anglo Saxon
Brings.
Girl/Female
Gujarati, Indian, Traditional
Hindu Goddess of Knowledge; Education
Male
English
Anglicized form of Hebrew Shemuwel, SHEMUEL means "heard of God," "his name is El," or "name of God." In the bible, this is the name of several characters, including a son of Elkanah by Hannah.
Girl/Female
Arabic, British, Christian, Danish, Dutch, English, French, German, Greek, Gujarati, Hebrew, Hindu, Indian, Indonesian, Italian, Japanese, Jewish, Kannada, Latin, Malayalam, Marathi, Punjabi, Sanskrit, Sikh, Swedish, Tamil, Telugu, Urdu
Peace; Form of Catherine; Pure; Queen; Beloved; Melody; Joyful; Dissolved; Of the Sea
PROJECTIVE BUNDLE
PROJECTIVE BUNDLE
PROJECTIVE BUNDLE
PROJECTIVE BUNDLE
PROJECTIVE BUNDLE
a.
Projecting or impelling forward; as, a projectile force.
n.
The act of throwing or shooting forward.
n.
A part of mechanics which treats of the motion, range, time of flight, etc., of bodies thrown or driven through the air by an impelling force.
n.
Of or pertaining to a prospect; furnishing a prospect; perspective.
a.
Bringing into being; causing to exist; producing; originative; as, an age productive of great men; a spirit productive of heroic achievements.
a.
Affording protection; sheltering; defensive.
n.
The act of scheming or planning; also, that which is planned; contrivance; design; plan.
n.
Being within view or consideration, as a future event or contingency; relating to the future: expected; as, a prospective benefit.
n.
A body projected, or impelled forward, by force; especially, a missile adapted to be shot from a firearm.
n.
The representation of something; delineation; plan; especially, the representation of any object on a perspective plane, or such a delineation as would result were the chief points of the object thrown forward upon the plane, each in the direction of a line drawn through it from a given point of sight, or central point; as, the projection of a sphere. The several kinds of projection differ according to the assumed point of sight and plane of projection in each.
n.
The scene before or around, in time or in space; view; prospect.
a.
Pertaining to projection, or to a projectile.
n.
Looking forward in time; acting with foresight; -- opposed to retrospective.
n.
A jutting out; also, a part jutting out, as of a building; an extension beyond something else.
a.
Caused or imparted by impulse or projection; impelled forward; as, projectile motion.
n.
The quality or state of projecting, or being projected; projection; protrusion.
n.
Any method of representing the surface of the earth upon a plane.
n.
A jutting out beyond a surface.
n.
A perspective glass.
a.
Having the quality or power of producing; yielding or furnishing results; as, productive soil; productive enterprises; productive labor, that which increases the number or amount of products.