punctured neighborhood
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punctured interval — noun A neighborhood of a point in a space with an order, minus the point itself … Wiktionary
Beauville–Laszlo theorem — In mathematics, the Beauville–Laszlo theorem is a result in commutative algebra and algebraic geometry that allows one to glue two sheaves over an infinitesimal neighborhood of a point on an algebraic curve. It was proved by Harvard… … Wikipedia
Glossary of topology — This is a glossary of some terms used in the branch of mathematics known as topology. Although there is no absolute distinction between different areas of topology, the focus here is on general topology. The following definitions are also… … Wikipedia
Peetre theorem — In mathematics, the (linear) Peetre theorem is a result of functional analysis that gives a characterisation of differential operators in terms of their effect on generalized function spaces, and without mentioning differentiation in explicit… … Wikipedia
Weierstrass–Casorati theorem — The Casorati Weierstrass theorem in complex analysis describes the remarkable behavior of meromorphic functions near essential singularities. It is named for Karl Theodor Wilhelm Weierstrass and Felice Casorati.Start with an open subset U of the… … Wikipedia
Neighbourhood (mathematics) — For the concept in graph theory, see Neighbourhood (graph theory). A set V in the plane is a neighbourhood of a point p if a small disk around p is contained in V … Wikipedia
List of pipeline accidents — The following is a list of pipeline accidents: This is an incomplete list, which may never be able to satisfy particular standards for completeness. You can help by expanding it with reliably sourced entries. Contents 1 Bel … Wikipedia
JERUSALEM — The entry is arranged according to the following outline: history name protohistory the bronze age david and first temple period second temple period the roman period byzantine jerusalem arab period crusader period mamluk period … Encyclopedia of Judaism
Battery Park City — is a 92 acre (0.4 km²) planned community at the southwestern tip of lower Manhattan in New York City, United States. The land upon which it stands was created from the Hudson River using 1.2 million cubic yards (917,000 m³) of dirt and rocks… … Wikipedia
Limit of a function — x 1 0.841471 0.1 0.998334 0.01 0.999983 Although the function (sin x)/x is not defined at zero, as x becomes closer and closer to zero, (sin x)/x becomes arbitrarily close to 1. It is said that the limit of (sin x)/x as x approache … Wikipedia
