2   Artículos

 
en línea
Kevin J. Parker and Miguel A. Alonso    
The free space solution to the wave equation in spherical coordinates is well known as a separable product of functions. Re-examination of these functions, particularly the sums of spherical Bessel and harmonic functions, reveals behaviors which can prod... ver más
Revista: Acoustics    Formato: Electrónico

 
en línea
Enrico Romanschek, Christian Clemen and Wolfgang Huhnt    
A novel approach for a robust computation of positional relations of two-dimensional geometric features is presented which guarantees reliable results, provided that the initial data is valid. The method is based on the use of integer coordinates and a m... ver más
Revista: ISPRS International Journal of Geo-Information    Formato: Electrónico

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