derived operator
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Derived set (mathematics) — In mathematics, more specifically in point set topology, the derived set of a subset S of a topological space is the set of all limit points of S. It is usually denoted by S′. The concept was first introduced by Georg Cantor in 1872 and he… … Wikipedia
Closure operator — In mathematics, a closure operator on a set S is a function cl: P(S) → P(S) from the power set of S to itself which satisfies the following conditions for all sets X,Y ⊆ S. X ⊆ cl(X) (cl is extensive) X ⊆ Y implies cl(X) ⊆ cl(Y) (cl… … Wikipedia
Compact operator — In functional analysis, a branch of mathematics, a compact operator is a linear operator L from a Banach space X to another Banach space Y, such that the image under L of any bounded subset of X is a relatively compact subset of Y. Such an… … Wikipedia
Unitary operator — For unitarity in physics, see unitarity (physics). In functional analysis, a branch of mathematics, a unitary operator (not to be confused with a unity operator) is a bounded linear operator U : H → H on a Hilbert space H… … Wikipedia
Displacement operator — Quantum optics operators Ladder operators Creation and annihilation operators Displacement operator Rotation operator (quantum mechanics) Squeeze operator Anti symmetric operator Quantum corre … Wikipedia
Amateur radio operator — An amateur radio operator is an individual who typically uses equipment at an amateur radio station to engage in two way personal communications with other similar individuals on radio frequencies assigned to the amateur radio service. Most… … Wikipedia
Integration by parts operator — In mathematics, an integration by parts operator is a linear operator used to formulate integration by parts formulae; the most interesting examples of integration by parts operators occur in infinite dimensional settings and find uses in… … Wikipedia
Spotlight operator — The Spotlight Operator , Followspot Operator or a Spot Op is a theatrical technician or more defined as Lighting technician who operates specialized stage lighting instruments known as followspots designed to move, change size, beam, and color… … Wikipedia
NetNavi — Derived from the term Internet Navigator, a NetNavi (ネットナビ Nettonabi ), or Navi (ナビ Nabi ) for short, is a key concept in the Mega Man Battle Network series of video games, developed by Capcom, as well as the MegaMan NT Warrior ( Rockman EXE )… … Wikipedia
formal logic — the branch of logic concerned exclusively with the principles of deductive reasoning and with the form rather than the content of propositions. [1855 60] * * * Introduction the abstract study of propositions, statements, or assertively used … Universalium
C++11 — C++11, also formerly known as C++0x,[1] is the name of the most recent iteration of the C++ programming language, replacing C++TR1, approved by the ISO as of 12 August 2011.[2] The name is derived from the tradition of naming language versions by … Wikipedia
