enumerative geometry

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• Enumerative geometry — In mathematics, enumerative geometry is the branch of algebraic geometry concerned with counting numbers of solutions to geometric questions, mainly by means of intersection theory.HistoryThe problem of Apollonius is one of the earliest examples… …   Wikipedia

• Projective geometry — is a non metrical form of geometry, notable for its principle of duality. Projective geometry grew out of the principles of perspective art established during the Renaissance period, and was first systematically developed by Desargues in the 17th …   Wikipedia

• Tropical geometry — is a relatively new area in mathematics, which might loosely be described as a piece wise linear or skeletonized version of algebraic geometry. Its leading ideas had appeared in different guises in previous works of George M. Bergman and of… …   Wikipedia

• Problem of Apollonius — In Euclidean plane geometry, Apollonius problem is to construct circles that are tangent to three given circles in a plane (Figure 1); two circles are tangent if they touch at a single point. Apollonius of Perga (ca. 262 BC ndash; ca. 190 BC)… …   Wikipedia

• Hermann Schubert — Infobox Scientist name = Hermann Schubert caption = Hermann Cäsar Hannibal Schubert birth date = birth date|1848|5|22|df=y birth place = Potsdam, Brandenburg, Germany death date = death date and age|1911|7|20|1848|5|22|df=y death place = Hamburg …   Wikipedia

• Schubert calculus — In mathematics, Schubert calculus is a branch of algebraic geometry introduced in the nineteenth century by Hermann Schubert, in order to solve various counting problems of projective geometry (part of enumerative geometry). It was a precursor of …   Wikipedia

• Ravi Vakil — Ravi D. Vakil (born February 22, 1970, Toronto, Ontario, Canada) is a Canadian American mathematician. Vakil attended high school at Martingrove Collegiate Institute in Etobicoke, Ontario, where he won several mathematical contests and olympiads …   Wikipedia

• Steven Kleiman — Infobox Scientist name = Steven Lawrence Kleiman birth date = birth date|1942|03|31 birth place = Boston, USA death date = death place = field = Mathematician work institution = Massachusetts Institute of Technology alma mater = Massachusetts… …   Wikipedia

• List of mathematics articles (E) — NOTOC E E₇ E (mathematical constant) E function E₈ lattice E₈ manifold E∞ operad E7½ E8 investigation tool Earley parser Early stopping Earnshaw s theorem Earth mover s distance East Journal on Approximations Eastern Arabic numerals Easton s… …   Wikipedia

• Chasles, Michel — ▪ French mathematician born November 15, 1793, Épernon, France died December 18, 1880, Paris       French mathematician who, independently of the Swiss German mathematician Jakob Steiner (Steiner, Jakob), elaborated on the theory of modern… …   Universalium

• Grassmannian — In mathematics, a Grassmannian is a space which parameterizes all linear subspaces of a vector space V of a given dimension. For example, the Grassmannian Gr 1( V ) is the space of lines through the origin in V , so it is the same as the… …   Wikipedia