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The diffuse element method was developed by B. Nayroles, G. Touzot and Pierre Villon at the
Universite de Technologie de Compiegne, in 1992. It is in concept rather similar to the much older
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for the particular case of a global approximation (using all available data points). Using this function approximation method,
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are that DEM doesn't rely on a grid, and is more precise in the evaluation of the derivatives of the reconstructed functions.
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problems can be solved. For this, they coined the term diffuse element method (DEM). Advantages over
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87:, B Nayroles, G Touzot. Pierre Villon, P, Computational Mechanics Volume 10, pp 307-318, 1992
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Generalizing the finite element method: diffuse approximation and diffuse elements
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from a given set of points. In fact the method boils down to the well-known
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