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1. Sheaf theory: A special mathematical tool which provides a unified approach to establishing connections between local and global properties of topological spaces (in particular geometric objects) and which is a powerful method for studying many problems in contemporary algebra, geometry, topology, and ... (Mathematics) [100%] 2023-10-06
2. sheaf theory: A special mathematical tool which provides a unified approach to establishing connections between local and global properties of topological spaces (in particular geometric objects) and which is a powerful method for studying many problems in contemporary algebra, geometry, topology, and ... (Mathematics) [100%] 2023-09-15

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1. Sheaf: A sheaf is a pre-sheaf $F$ (cf. also Sheaf theory) on a topological space $X$ such that for every union $\def\l{\lambda} U=\bigcup_\l U_\l$ of open subsets $U_\l$ of $X$ the following conditions are ... (Mathematics) [82%] 2023-11-23
2. Sheaf (agriculture): A sheaf (/ʃiːf/) is a bunch of cereal-crop stems bound together after reaping, traditionally by sickle, later by scythe or, after its introduction in 1872, by a mechanical reaper-binder. Traditional hand-reapers, using scythes and working as a ... (Social) [82%] 2023-08-27 [Heraldic charges]
3. Sheaf (mathematics): In mathematics, a sheaf is a tool for systematically tracking data (such as sets, abelian groups, rings) attached to the open sets of a topological space and defined locally with regard to them. For example, for each open set, the ... (Mathematics) [82%] 2023-02-14 [Sheaf theory] [Topological methods of algebraic geometry]...
4. Shead: Shead is a surname, and may refer to. [66%] 2023-12-11
5. Shelf (computing): The Shelf is an interface feature in NeXTSTEP and OPENSTEP, and is used as a repository to store links to commonly used files, directories and programs, and as a temporary "holding" place to move/copy files and directories around in ... (Computing) [66%] 2023-08-23 [NeXT] [Graphical user interface elements]...
6. Shear: SHEAR sher. See SHEEP; SHEEP TENDING. sher. See SHEEP; SHEEP TENDING. [66%] 1915-01-01
7. Sheal: SHEAL she'-al (she'al, "request"): One of the Israelites of the sons of Bani who had taken foreign wives (Ezra 10:29, Septuagint: Salouia; Septuagint, Lucian, Assael; 1 Esdras 9:30, "Jasaelus"). she'-al (she'al, "request"): One of ... [66%] 1915-01-01
8. Shear: An affine transformation in the plane under which each point is displaced in the direction of the $x$-axis by a distance proportional to its ordinate. In a Cartesian coordinate system a shear is defined by the relations $$x'=x ... (Mathematics) [66%] 2023-12-10
9. Sceaf: Sceafa (Old English: Scēafa [ʃæːɑvɑ], also spelled Scēaf, Scēf) was an ancient king in English legend. According to his story, Sceafa appeared mysteriously as a child, coming out of the sea in an empty skiff. [66%] 2023-02-20 [English Literature]
10. Shear (geology): thumb|right|[[Boudinaged quartz vein (with strain fringe) showing sinistral shear sense, Starlight Pit, Fortnum Gold Mine, Western Australia]] In geology, shear is the response of a rock to deformation usually by compressive stress and forms particular textures. Shear can ... (Earth) [66%] 2023-12-10 [Structural geology] [Geological processes]...
11. Shear: Cette page d’homonymie répertorie les différents sujets et articles portant le même nom. Shear peut faire référence à : Le nom de Shear est porté par plusieurs personnalités (par ordre alphabétique). [66%] 2025-02-17
12. Flabby sheaf: A flabby sheaf is a sheaf $F$ of sets over a topological space $X$ such that for any set $U$ open in $X$ the restriction mapping $F(X)\to F(U)$ is surjective. Examples of such sheaves include the sheaf ... (Mathematics) [58%] 2023-10-24
13. Reflexive sheaf: In algebraic geometry, a reflexive sheaf is a coherent sheaf that is isomorphic to its second dual (as a sheaf of modules) via the canonical map. The second dual of a coherent sheaf is called the reflexive hull of the ... [58%] 2023-09-04 [Sheaf theory]
14. Equivariant sheaf: In mathematics, given an action σ : G × S X → X {\displaystyle \sigma :G\times _{S}X\to X} of a group scheme G on a scheme X over a base scheme S, an equivariant sheaf F on X is a ... [58%] 2023-10-31 [Scheme theory]
15. Equivariant sheaf: In mathematics, given an action \displaystyle{ \sigma: G \times_S X \to X }[/math] of a group scheme G on a scheme X over a base scheme S, an equivariant sheaf F on X is a sheaf of \displaystyle{ \mathcal{O ... [58%] 2023-09-11 [Scheme theory]
16. Sheaf; Sheaves: SHEAF; SHEAVES shef, shevz ('alummah, `omer, `amir): When the grain is reaped, it is laid in handfuls back of the reaper to be gathered by children or those who cannot stand the harder work of reaping (Psalms 129:7). The ... [58%] 1915-01-01
17. Ideal sheaf: In algebraic geometry and other areas of mathematics, an ideal sheaf (or sheaf of ideals) is the global analogue of an ideal in a ring. The ideal sheaves on a geometric object are closely connected to its subspaces. [58%] 2022-07-29 [Scheme theory] [Sheaf theory]...
18. River Sheaf: Der River Sheaf ist ein Fluss in Sheffield in der Grafschaft South Yorkshire im Norden Englands. Der Fluss entsteht aus dem Zusammenfluss des Totley Brook und des Old Hay Brook in Totley, ein heutiger Stadtteil Sheffields. [58%] 2023-07-01