center of dilation
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Dilation (mathematics) — In mathematics, a dilation is a function fnof; from a metric space into itself that satisfies the identity:d(f(x),f(y))=rd(x,y) ,for all points x , y , where d ( x , y ) is the distance from x to y and r is some positive real number. In Euclidean … Wikipedia
Dilation (metric space) — In mathematics, a dilation is a function f from a metric space into itself that satisfies the identity for all points (x,y) where d(x,y) is the distance from x to y and r is some positive real number. In Euclidean space, such a dilation is a… … Wikipedia
Dilation (morphology) — Dilation is one of the basic operations in mathematical morphology. Originally developed for binary images, it has been expanded first to grayscale images, and then to complete lattices. The dilation operation usually uses a structuring element… … Wikipedia
Dilation and curettage — (D C) Background Abortion type Surgical First use Late 19th century Gestation 4 12 weeks Usage WHO recommends only when manual vacuum aspiration is unavail … Wikipedia
Dilation and evacuation — (D E) Background Abortion type Surgical First use 1970s Gestation 13 24 weeks Usage UK: Eng. Wales 5% (2005) … Wikipedia
Gravitational time dilation — is the effect of time passing at different rates in regions of different gravitational potential; the higher the local distortion of spacetime due to gravity, the slower time passes. Albert Einstein originally predicted this effect in his theory… … Wikipedia
Time dilation — This article is about a concept in physics. For the concept in sociology, see time displacement. In the theory of relativity, time dilation is an observed difference of elapsed time between two events as measured by observers either moving… … Wikipedia
Intact dilation and extraction — (IDX, intact D X, et al.) Background Abortion type Surgical First use 1983 Gestation >16 weeks Usage United States 0.17% ( … Wikipedia
City of Akron v. Akron Center for Reproductive Health — Supreme Court of the United States Argued 30 November … Wikipedia
Homothetic center — In geometry, a homothetic center (also called a center of similarity or a center of similitude) is a point from which at least two geometrically similar figures can be seen as a dilation/contraction of one another. If the center is external , the … Wikipedia
Ciliospinal center — Sympathetic connections of the ciliary and superior cervical ganglia. (Ciliospinal center not labeled, but region is visible below superior cervical ganglion.) The ciliospinal center (in Latin: centrum ciliospinale) is a structure which receives… … Wikipedia
