Convergence may refer to:

Arts and media

Literature

*''Convergence'' (book series), edited by

Ruth Nanda Anshen Ruth Nanda Anshen (June 14, 1900 – December 2, 2003) was an American philosopher, author and editor. She was the author of several books including ''The Anatomy of Evil'', ''Biography of An Idea'', ''Morals Equals Manners'' and ''The Mystery ...

* "Convergence" (comics), two separate story lines published by DC Comics: **A four-part crossover storyline that united the four

Weirdoverse The Weirdoverse is a group of semi-related comic book series published from late 1996 to 1998 by DC Comics. The idea of Dan Thorsland (the editor of all four series), the Weirdoverse titles were connected by the fact that they all fell into the my ...

titles in 1997 **A 2015 crossover storyline spanning the

DC Comics Multiverse In DC Comics, the Multiverse is a "cosmic construct" composed of the many fictional universes the stories of DC take place in. The worlds in this multiverse share a space and fate in common, and its structure has changed several times in the h ...

* ''Convergence'' (journal), an academic journal that covers the fields of communications and media * ''Convergence'' (novel), by Charles Sheffield * ''Convergence'' (Cherryh novel), by C. J. Cherryh

Music

* ''Convergence'' (Front Line Assembly album), 1988 * ''Convergence'' (David Arkenstone and David Lanz album), 1996 * ''Convergence'' (Dave Douglas album), 1999 * ''Convergence'' (Warren Wolf album), 2016

Other media

* ''Convergence'' (2015 film), an American horror-thriller film * ''Convergence'' (2019 film), a British drama film *''Convergence'', a 2021 Netflix film by

Orlando von Einsiedel Orlando von EinsiedelPeople of Today 2017 / Lucy Hume (born in August 1980) is a British film director. He directs mostly documentary films that investigate global social issues, and has filmed in various places around the world, including Africa ...

* ''Convergence'' (Pollock), a 1952 oil painting by Jackson Pollock

Events

* CONvergence, a speculative fiction convention in Minnesota *

Convergence (ABC convention) Convergence is an annual North American social gathering of gay men of size (chubs) and their admirers (chasers). The event is considered the longest running social gathering of its kind in North America and serves a particular community, also k ...

, an annual gathering of gay men of size and their admirers in North America *

Convergence (goth festival) Convergence (sometimes referenced as C*) is the annual net.goth party run by and for members of the alt.gothic and alt.gothic.fashion newsgroup, and other related Usenet newsgroups. Started in 1995, it is a chance for net.goths and others who ...

, the annual net.goth party

Organizations

* Convergence (Guatemala), a political party in Guatemala * Convergence (Mexico), a political party in Mexico

Science, technology, and mathematics

Biology and ecology

* Convergence (eye), simultaneous inward movement of eyes toward each other *

Convergence (sustainability science) Convergence in sustainability sciences refers to mechanisms and pathways that lead towards sustainability with a specific focus on 'Equity within biological planetary limits'. These pathways and mechanisms explicitly advocate equity and recognise t ...

, progress towards equity within biological planetary limits in sustainability science *

Convergent evolution Convergent evolution is the independent evolution of similar features in species of different periods or epochs in time. Convergent evolution creates analogous structures that have similar form or function but were not present in the last com ...

, the acquisition of the same biological trait in unrelated lineages

Computing

Convergence (evolutionary computing) Convergence may refer to: Arts and media Literature *''Convergence'' (book series), edited by Ruth Nanda Anshen * "Convergence" (comics), two separate story lines published by DC Comics: **A four-part crossover storyline that united the four Weir ...

, a means of modeling the tendency for genetic characteristics of populations to stabilize over time *

Convergence (routing) Convergence is the state of a set of routers that have the same topological information about the internetwork in which they operate. For a set of routers to have ''converged'', they must have collected all available topology information from ea ...

, the status of a set of routers having the same knowledge of the surrounding network topology *

Convergence (SSL) Convergence was a proposed strategy for replacing SSL certificate authorities, first put forth by Moxie Marlinspike in August 2011 while giving a talk titled "SSL and the Future of Authenticity" at the Black Hat security conference. It was demons ...

, a distributed replacement for the CA system used by Secure Sockets Layer

Mathematics

Convergence space In mathematics, a convergence space, also called a generalized convergence, is a set together with a relation called a that satisfies certain properties relating elements of ''X'' with the family of filters on ''X''. Convergence spaces generaliz ...

, a generalization of the notion of convergence that is found in

point-set topology In mathematics, general topology is the branch of topology that deals with the basic set-theoretic definitions and constructions used in topology. It is the foundation of most other branches of topology, including differential topology, geomet ...

. *

Convergence (logic) In mathematics, computer science and logic, convergence is the idea that different sequences of transformations come to a conclusion in a finite amount of time (the transformations are terminating), and that the conclusion reached is independent of ...

, the property that different transformations of the same state have a transformation to the same end state *

Convergent series In mathematics, a series is the sum of the terms of an infinite sequence of numbers. More precisely, an infinite sequence (a_0, a_1, a_2, \ldots) defines a series that is denoted :S=a_0 +a_1+ a_2 + \cdots=\sum_^\infty a_k. The th partial ...

, the process of some functions and sequences approaching a limit under certain conditions **More generally, the process of a

sequence In mathematics, a sequence is an enumerated collection of objects in which repetitions are allowed and order matters. Like a set, it contains members (also called ''elements'', or ''terms''). The number of elements (possibly infinite) is called ...

or other function converging to a

limit Limit or Limits may refer to: Arts and media * ''Limit'' (manga), a manga by Keiko Suenobu * ''Limit'' (film), a South Korean film * Limit (music), a way to characterize harmony * "Limit" (song), a 2016 single by Luna Sea * "Limits", a 2019 ...

in a

metric space In mathematics, a metric space is a set together with a notion of '' distance'' between its elements, usually called points. The distance is measured by a function called a metric or distance function. Metric spaces are the most general sett ...

. (See:

Cauchy sequence In mathematics, a Cauchy sequence (; ), named after Augustin-Louis Cauchy, is a sequence whose elements become arbitrarily close to each other as the sequence progresses. More precisely, given any small positive distance, all but a finite numbe ...

;

Limit of a sequence As the positive integer n becomes larger and larger, the value n\cdot \sin\left(\tfrac1\right) becomes arbitrarily close to 1. We say that "the limit of the sequence n\cdot \sin\left(\tfrac1\right) equals 1." In mathematics, the limi ...

;

Limit of a function 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. In other words, the limit of (sin ''x'')/''x'', as ''x'' approaches z ...

.) **

Pointwise convergence In mathematics, pointwise convergence is one of various senses in which a sequence of functions can converge to a particular function. It is weaker than uniform convergence, to which it is often compared. Definition Suppose that X is a set and ...

** Unconditional convergence **

Uniform convergence In the mathematical field of analysis, uniform convergence is a mode of convergence of functions stronger than pointwise convergence. A sequence of functions (f_n) converges uniformly to a limiting function f on a set E if, given any arbitra ...

** Other modes of convergence (annotated index) *

Convergence of random variables In probability theory, there exist several different notions of convergence of random variables. The convergence of sequences of random variables to some limit random variable is an important concept in probability theory, and its applications to ...

, different forms of stochastic convergence * Convergence of measures *A property of dynamical systems studied in

stability theory In mathematics, stability theory addresses the stability of solutions of differential equations and of trajectories of dynamical systems under small perturbations of initial conditions. The heat equation, for example, is a stable partial diffe ...

Other uses in science and technology

* Convergence (economics), a possible phenomenon also known as the Catch-up effect *

Language convergence Language convergence is a type of linguistic change in which languages come to resemble one another structurally as a result of prolonged language contact and mutual interference, regardless of whether those languages belong to the same language ...

, the tendency of languages whose speaker communities overlap significantly to influence each other and become more similar as a result *

Technological convergence Technological convergence is the tendency for technology, technologies that were originally unrelated to become more closely integrated and even unified as they develop and advance. For example, watches, telephones, television, computers, and so ...

, the tendency for different technological systems to evolve toward performing similar tasks *

Convergence of evidence In science and history, consilience (also convergence of evidence or concordance of evidence) is the principle that evidence from independent, unrelated sources can "converge" on strong conclusions. That is, when multiple sources of evidence are ...

, or consilience, the principle that evidence from independent sources can "converge" to strong conclusions *

Convergent boundary A convergent boundary (also known as a destructive boundary) is an area on Earth where two or more lithospheric plates collide. One plate eventually slides beneath the other, a process known as subduction. The subduction zone can be defined by a ...

, the movement of two tectonic plates coming closer * Convergence zone, a region in the atmosphere where two prevailing flows meet and interact *Convergence zones of sonars; see

Sonar Sonar (sound navigation and ranging or sonic navigation and ranging) is a technique that uses sound propagation (usually underwater, as in submarine navigation) to navigate, measure distances ( ranging), communicate with or detect objects on ...

* Gun harmonisation, also called multiple gun convergence *

Convergence (optics) In optics, vergence is the angle formed by rays of light that are not perfectly parallel to one another. Rays that move closer to the optical axis as they propagate are said to be ''converging'', while rays that move away from the axis are ''d ...

, the angle formed between focused rays of light

Other uses

Convergence (accounting) The convergence of accounting standards refers to the goal of establishing a single set of accounting standards that will be used internationally.FASB, 2012International Convergence of Accounting Standards—Overview Retrieved on April 27, 2012. Co ...

, the goal of a single set of accounting standards to be used internationally * Convergence (relationship), the tendency of people to become more alike as a relationship progresses * Convergence Movement, a movement within Christianity * Convergence objective of the Structural Funds and Cohesion Fund (‘convergence funding’), part of the regional policy of the European Union from 2007 to 2013