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Gradient

Known as: Grad, Gradient Operator, Gradient of a scalar 
In mathematics, the gradient is a generalization of the usual concept of derivative to functions of several variables. If f(x1, ..., xn) is a… 
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Related topics

Related topics

50 relations
Adjoint state methodAharonov–Bohm effectBackpropagationBounded variation

Papers overview

Semantic Scholar uses AI to extract papers important to this topic.
Highly Cited
2006
Highly Cited
2006
Stable discretization of the Boltzmann equation based on spherical harmonics, box integration, and a maximum entropy dissipation principle
The Boltzmann equation for transport in semiconductors is projected onto spherical harmonics in such a way that the resultant… 
Highly Cited
2004
Highly Cited
2004
Chemo‐hygro‐mechanical modelling and numerical simulation of concrete deterioration caused by alkali‐silica reaction
The paper presents a macroscopic model for the description of concrete deterioration caused by alkali–silica reaction (ASR… 
Highly Cited
2003
Highly Cited
2003
AERO-OPTICAL CHARACTERISTICS OF COMPRESSIBLE, SUBSONIC TURBULENT BOUNDARY LAYERS
An extensive experimental study of optical aberrations due to propagation through fully-developed turbulent boundary layers at… 
Highly Cited
1999
Highly Cited
1999
Nanoindentation-induced defect-interface interactions: Phenomena, methods and limitations
Highly Cited
1997
Highly Cited
1997
A blind signal separation method for multiuser communications
A new approach based on the constant modulus (CM) criterion is proposed to separate instantaneous linear mixtures of signals… 
Highly Cited
1997
Highly Cited
1997
PHOTOINDUCED MOLECULAR REORIENTATION OF ABSORBING LIQUID CRYSTALS
The phenomenon of photoinduced molecular reorientation of absorbing nematic liquid crystals is analyzed in a macroscopic general… 
Highly Cited
1991
Highly Cited
1991
Adsorption of hydrogen atoms on the Si(100)-2×1 surface: implications for the H2 desorption mechanism
Highly Cited
1984
Highly Cited
1984
NMR imaging in solids by multiple-quantum resonance
Highly Cited
1980
Highly Cited
1980
On the number of periodic trajectories for a Hamiltonian flow on a convex energy surface
kbstract In this paper, we look for periodic solutions, with prescribed energy h C R, of Hamilton's equations: (H) a H (x, p), p… 
Highly Cited
1968
Highly Cited
1968
The blowhard problem--inviscid flows with surface injection [by] J.D. Cole and J. Aroesty.
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