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Relaxation is a concept; the aim of recreation and leisure activities and the opposite of stress or tension. Wikipedia does not have an article with this exact name. ... Wiktionary is a multilingual, Web-based project to create a free content dictionary, available in over 150 languages. ... People participating in summer luge as a form of recreation, in the Vosges. ... An example of leisure, someone falling asleep whilst bathing in the sun. ... Please wikify (format) this article or section as suggested in the Guide to layout and the Manual of Style. ...

Relaxation may also refer to

• In mechanical systems, the release of tension on a given instrument.
• In music, the release of musical tension.
• In physics, the transition of an atom or molecule from a higher energy level to a lower one:
  • Dielectric relaxation.
  • Nuclear magnetic resonance (NMR).
• The relaxation technique in mathematical optimization, a technique for transforming hard constraints into easier ones.

crap!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! ... A quantum mechanical system can only be in certain states, so that only certain energy levels are possible. ... In physics, dielectric relaxation refers to the relaxation reponse of a dielectric medium to an external field of microwave frequencies. ... Relaxation in the topic of Nuclear magnetic resonance (NMR) and Magnetic resonance imaging (MRI) phenomenology, describes the evolution of magnetizations separately in two directions: longitudinal relaxation: The part of the magnetization vector M that is parallel to the main magnetic field B0 is usually called longitudinal magnetization, designated as Mz. ... A relaxation technique is a method in mathematical optimization for relaxing a strict requirement, by either substituting for it another more easily handled requirement or else dropping it completely. ... In mathematics, the term optimization refers to the study of problems that have the form Given: a function f : A R from some set A to the real numbers Sought: an element x0 in A such that f(x0) ≤ f(x) for all x in A (minimization) or such...

See also

• Relaxation technique
• Relaxation time

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