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wave equation

noun
1.
Mathematics, Physics. any differential equation that describes the propagation of waves or other disturbances in a medium.
2.
Physics. any of the fundamental equations of quantum mechanics whose solutions are possible wave functions of a particle.
Origin
1925-1930
1925-30
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for wave-equation

wave equation

noun
1.
(physics) a partial differential equation describing wave motion. It has the form ∇²φ = (1/c²) × (∂²φ/∂t²), where ∇² is the Laplace operator, t the time, c the speed of propagation, and φ is a function characterizing the displacement of the wave
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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wave-equation in Science
wave equation  
  1. A partial differential equation that describes the shape and movement of waves, given a set of boundary conditions (such as the initial shape of the wave, or the evolution of a force affecting the wave).

  2. The fundamental equation of wave mechanics. See also Schrödinger's equation.


The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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