Dynamics (from Greek δυναμικός ''dynamikos'' "powerful", from δύναμις ''dynamis'' " power") or dynamic may refer to:

Physics and engineering

Dynamics (mechanics) Dynamics is the branch of classical mechanics that is concerned with the study of forces and their effects on motion. Isaac Newton was the first to formulate the fundamental physical laws that govern dynamics in classical non-relativistic phys ...

Aerodynamics Aerodynamics, from grc, ἀήρ ''aero'' (air) + grc, δυναμική (dynamics), is the study of the motion of air, particularly when affected by a solid object, such as an airplane wing. It involves topics covered in the field of fluid dyn ...

, the study of the motion of air **

Analytical dynamics In classical mechanics, analytical dynamics, also known as classical dynamics or simply dynamics, is concerned with the relationship between motion of bodies and its causes, namely the forces acting on the bodies and the properties of the bodies, ...

, the motion of bodies as induced by external forces **

Brownian dynamics Brownian dynamics (BD) can be used to describe the motion of molecules for example in molecular simulations or in reality. It is a simplified version of Langevin dynamics and corresponds to the limit where no average acceleration takes place. Thi ...

, the occurrence of Langevin dynamics in the motion of particles in solution **

File dynamics The term file dynamics is the motion of many particles in a narrow channel. In science: in chemistry, physics, mathematics and related fields, file dynamics (sometimes called, single file dynamics) is the diffusion of ''N'' (''N'' → ∞) ident ...

, stochastic motion of particles in a channel **

Flight dynamics Flight dynamics in aviation and spacecraft, is the study of the performance, stability, and control of vehicles flying through the air or in outer space. It is concerned with how forces acting on the vehicle determine its velocity and attitude w ...

, the science of aircraft and spacecraft design **

Fluid dynamics In physics and engineering, fluid dynamics is a subdiscipline of fluid mechanics that describes the flow of fluids— liquids and gases. It has several subdisciplines, including ''aerodynamics'' (the study of air and other gases in motion) an ...

or ''hydrodynamics'', the study of fluid flow ***

Computational fluid dynamics Computational fluid dynamics (CFD) is a branch of fluid mechanics that uses numerical analysis and data structures to analyze and solve problems that involve fluid flows. Computers are used to perform the calculations required to simulate th ...

, a way of studying fluid dynamics using numerical methods **

Fractional dynamics In the fields of dynamical systems and control theory, a fractional-order system is a dynamical system that can be modeled by a fractional differential equation containing derivatives of non-integer order. Such systems are said to have ''fraction ...

, dynamics with integrations and differentiations of fractional orders **

Molecular dynamics Molecular dynamics (MD) is a computer simulation method for analyzing the physical movements of atoms and molecules. The atoms and molecules are allowed to interact for a fixed period of time, giving a view of the dynamic "evolution" of the ...

, the study of motion on the molecular level **

Langevin dynamics In physics, Langevin dynamics is an approach to the mathematical modeling of the dynamics of molecular systems. It was originally developed by French physicist Paul Langevin. The approach is characterized by the use of simplified models while acco ...

, a mathematical model for stochastic dynamics ** Orbital dynamics, the study of the motion of rockets and spacecraft **

Quantum chromodynamics In theoretical physics, quantum chromodynamics (QCD) is the theory of the strong interaction between quarks mediated by gluons. Quarks are fundamental particles that make up composite hadrons such as the proton, neutron and pion. QCD is a type ...

, a theory of the strong interaction (color force) ** Quantum electrodynamics, a description of how matter and light interact **

Relativistic dynamics ''For classical dynamics at relativistic speeds, see relativistic mechanics#Relativistic dynamics, relativistic mechanics.'' Relativistic dynamics refers to a combination of Theory of relativity, relativistic and quantum concepts to describe the re ...

, a combination of relativistic and quantum concepts **

Stellar dynamics Stellar dynamics is the branch of astrophysics which describes in a statistical way the collective motions of stars subject to their mutual gravity. The essential difference from celestial mechanics is that the number of body N \gg 10. Typica ...

, a description of the collective motion of stars **

System dynamics System dynamics (SD) is an approach to understanding the nonlinear behaviour of complex systems over time using stocks, flows, internal feedback loops, table functions and time delays. Overview System dynamics is a methodology and mathematical ...

, the study of the behavior of complex systems **

Thermodynamics Thermodynamics is a branch of physics that deals with heat, work, and temperature, and their relation to energy, entropy, and the physical properties of matter and radiation. The behavior of these quantities is governed by the four laws of the ...

, the study of the relationships between heat and mechanical energy ** Vehicle dynamics

Brands and enterprises

Dynamic (record label) Dynamic is an Italian independent record label located in Genoa. Founded in 1978, it specialises in classical music and opera, especially rarely performed works and has produced several world premiere recordings. The Dynamic catalogue contains over ...

, an Italian record label in Genoa * Arrow Dynamics, roller coaster designer * Boston Dynamics, robot designer * Crystal Dynamics, video game developer *

General Dynamics General Dynamics Corporation (GD) is an American publicly traded, aerospace and defense corporation headquartered in Reston, Virginia. As of 2020, it was the fifth-largest defense contractor in the world by arms sales, and 5th largest in the Uni ...

, defence contractor *

Microsoft Dynamics Microsoft Dynamics is a line of Business Applications, containing enterprise resource planning (ERP) and customer relationship management (CRM). Microsoft markets Dynamics applications through a network of reselling partners who provide speciali ...

, a line of business software

Computer science and mathematics

Dynamical energy analysis Dynamical energy analysis (DEA) is a method for numerically modelling structure borne sound and vibration in complex structures. It is applicable in the mid-to-high frequency range and is in this regime computational more efficient than traditional ...

, a numerical method modelling structure borne sound and vibration in complex structures * Dynamic HTML, technologies for creating interactive and animated web sites *

Dynamic IP An Internet Protocol address (IP address) is a numerical label such as that is connected to a computer network that uses the Internet Protocol for communication.. Updated by . An IP address serves two main functions: network interface ident ...

, an IP address that changes every time the computer is turned on *

Dynamic program analysis Dynamic program analysis is the analysis of computer software that is performed by executing programs on a real or virtual processor. For dynamic program analysis to be effective, the target program must be executed with sufficient test inputs ...

, a set of methods for analyzing computer software *

Dynamic programming Dynamic programming is both a mathematical optimization method and a computer programming method. The method was developed by Richard Bellman in the 1950s and has found applications in numerous fields, from aerospace engineering to economics. I ...

, a mathematical optimization method, and a computer programming paradigm * Dynamic web page, a web page with content that varies *

Dynamical system In mathematics, a dynamical system is a system in which a Function (mathematics), function describes the time dependence of a Point (geometry), point in an ambient space. Examples include the mathematical models that describe the swinging of a ...

, a concept describing a point's time dependency * Symbolic dynamics, a method to model dynamical systems

Social science

* Group dynamics, the study of social group processes especially *

Population dynamics Population dynamics is the type of mathematics used to model and study the size and age composition of populations as dynamical systems. History Population dynamics has traditionally been the dominant branch of mathematical biology, which has ...

, in life sciences, the changes in the composition of a population * Psychodynamics, the study of psychological forces driving human behavior * Social dynamics, the ability of a society to react to changes * Spiral Dynamics, a social development theory

Other uses

Dynamics (music) In music, the dynamics of a piece is the variation in loudness between notes or phrases. Dynamics are indicated by specific musical notation, often in some detail. However, dynamics markings still require interpretation by the performer dependin ...

, the softness or loudness of a sound or note *

DTA Dynamic The DTA Dynamic is a series of French double-surface ultralight trike wings, designed and produced by DTA sarl of Montélimar. The wings are widely used on DTA trikes as well as by other ultralight aircraft manufacturers.Bayerl, Robby; Martin ...

, a French ultralight trike wing design * Dynamic microphone, a type of microphone * Force dynamics, a semantic concept about how entities interact with reference to force *

Ice-sheet dynamics Ice sheet dynamics describe the motion within large bodies of ice, such those currently on Greenland and Antarctica. Ice motion is dominated by the movement of glaciers, whose gravity-driven activity is controlled by two main variable factors: ...

, the motion within large bodies of ice * Neural oscillation in neurodynamics, a rhythmic pattern in the brain *

Sol Dynamic The Sol Dynamic is a Brazilian single-place paraglider that was designed and produced by Sol Paragliders of Jaraguá do Sul in the mid-2000s. It is now out of production.Bertrand, Noel; Rene Coulon; et al: ''World Directory of Leisure Aviation 2 ...

, a Brazilian paraglider design * ''Dynamics'' (album) * The Dynamics, American R&B group

Physics and engineering

Brands and enterprises

Computer science and mathematics

Social science

Other uses

See also