Relaxation
Encyclopedia
Relaxation stands quite generally for a release of tension, a return to equilibrium.
In the sciences, the term is used in the following ways:
In Physiology
, Hypnotism, Meditation
, Recreation
:
See also:
In the sciences, the term is used in the following ways:
- Relaxation (physics), and more in particular:
- Relaxation (NMR)Relaxation (NMR)In nuclear magnetic resonance spectroscopy and magnetic resonance imaging the term relaxation describes several processes by which nuclear magnetization prepared in a non-equilibrium state return to the equilibrium distribution. In other words, relaxation describes how fast spins "forget" the...
, processes by which nuclear magnetization returns to the equilibrium distribution - Dielectric relaxation, the delay in the dielectric constant of a material
- Structural relaxation, responsible for the glass transition
- Relaxation (NMR)
- In mathematics:
- Relaxation technique (mathematics)Relaxation technique (mathematics)In mathematical optimization and related fields, relaxation is a modeling strategy. A relaxation is an approximation of a difficult problem by a nearby problem that is easier to solve...
, a technique for transforming hard constraints into easier ones - Relaxation methodRelaxation methodIn numerical mathematics, relaxation methods are iterative methods for solving systems of equations, including nonlinear systems.Relaxation methods were developed for solving large sparse linear systems, which arose as finite-difference discretizations of differential equations...
, for numerically solving elliptic partial differential equations
- Relaxation technique (mathematics)
- In computer science:
- Relaxation, the act of substituting alternative program code during linking
In Physiology
Physiology
Physiology is the science of the function of living systems. This includes how organisms, organ systems, organs, cells, and bio-molecules carry out the chemical or physical functions that exist in a living system. The highest honor awarded in physiology is the Nobel Prize in Physiology or...
, Hypnotism, Meditation
Meditation
Meditation is any form of a family of practices in which practitioners train their minds or self-induce a mode of consciousness to realize some benefit....
, Recreation
Recreation
Recreation is an activity of leisure, leisure being discretionary time. The "need to do something for recreation" is an essential element of human biology and psychology. Recreational activities are often done for enjoyment, amusement, or pleasure and are considered to be "fun"...
:
- Relaxation techniqueRelaxation techniqueA relaxation technique is any method, process, procedure, or activity that helps a person to relax; to attain a state of increased calmness; or otherwise reduce levels of anxiety, stress or anger...
, an activity that helps a person to relax - Relaxed in Flow (psychology), a state of arousal, flow, over-learned self-control and relaxation
- Relaxation (psychology)Relaxation (psychology)In psychology, relaxation is the emotional state of low tension, in which there is an absence of arousal that could come from sources such as anger, anxiety, or fear. Relaxation is a form of mild ecstasy coming from the frontal lobe of the brain in which the backward cortex sends signals, or...
, the emotional state of low tension
See also:
- Tension (music)Tension (music)In music, tension is the perceived need for relaxation or release created by a listener's expectations. For example, dissonance may give way to consonance...