sheaf of groups
91Poincaré duality — In mathematics, the Poincaré duality theorem, named after Henri Poincaré, is a basic result on the structure of the homology and cohomology groups of manifolds. It states that if M is an n dimensional compact oriented manifold, then the k th… …
92List of mathematics articles (L) — NOTOC L L (complexity) L BFGS L² cohomology L function L game L notation L system L theory L Analyse des Infiniment Petits pour l Intelligence des Lignes Courbes L Hôpital s rule L(R) La Géométrie Labeled graph Labelled enumeration theorem Lack… …
93Folk music of England — Pentangle performing in 2007 Folk music of England refers to various types of traditionally based music, often contrasted with courtly, classical and later commercial music, for which evidence exists from the later medieval period. It has been… …
94Cohomology — In mathematics, specifically in algebraic topology, cohomology is a general term for a sequence of abelian groups defined from a co chain complex. That is, cohomology is defined as the abstract study of cochains, cocycles, and coboundaries.… …
95Saint Anselm College — This article is about the college in Goffstown, New Hampshire. For the Roman Catholic grammar school in Merseyside, England, see St. Anselm s College. Saint Anselm College Motto Initium Sapientiae Timor Domini (Latin) Motto in Eng …
96Coat of arms of Mexico — Details Armiger Mexico Adopted Sep …
97SACRIFICE — IN THE BIBLE In the Bible various verbs are used to designate the act of sacrifice. Two of them, שחט and טבח, are used for the slaughter of animals for both secular (cf. Gen. 43:16; Num. 11:22) and sacred purposes, while the verbs זבח (hence the… …
98Euler characteristic — In mathematics, and more specifically in algebraic topology and polyhedral combinatorics, the Euler characteristic is a topological invariant, a number that describes one aspect of a topological space s shape or structure. It is commonly denoted… …
99Sheffield Wednesday F.C. — Football club infobox clubname = Sheffield Wednesday fullname = Sheffield Wednesday Football Club nickname = The Owls The Wednesday shortname = founded = 4 September 1867 (as The Wednesday ) dissolved = ground = Hillsborough Stadium Sheffield… …
100Vasa (ship) — Vasa (or Wasa ) [The original name of the ship was Wasen / Wassen ( The Sheaf ), after the sheaf in the coat of arms of the House of Vasa, which was also part of the coat of arms of Sweden at the time. Vasa has since become the most widely… …
