Numbers of solutions of linear diophantine equations and their applications in the theory of invariant cubature formulas

1981 ◽  
Vol 22 (2) ◽  
pp. 260-273
Author(s):  
M. I. Israilov

2019 ◽  
Vol 234 (5) ◽  
pp. 291-299
Author(s):  
Anton Shutov ◽  
Andrey Maleev

Abstract A new approach to the problem of coordination sequences of periodic structures is proposed. It is based on the concept of layer-by-layer growth and on the study of geodesics in periodic graphs. We represent coordination numbers as sums of so called sector coordination numbers arising from the growth polygon of the graph. In each sector we obtain a canonical form of the geodesic chains and reduce the calculation of the sector coordination numbers to solution of the linear Diophantine equations. The approach is illustrated by the example of the 2-homogeneous kra graph. We obtain three alternative descriptions of the coordination sequences: explicit formulas, generating functions and recurrent relations.



2018 ◽  
Vol 18 (2) ◽  
pp. 185-188
Author(s):  
Satish Kumar ◽  
◽  
Deepak Gupta ◽  
Hari Kishan


1999 ◽  
Vol 295 (1-3) ◽  
pp. 133-144 ◽  
Author(s):  
A. Vigneron-Tenorio


Author(s):  
Jean-Marc Champarnaud ◽  
Jean-Philippe Dubernard ◽  
Franck Guingne ◽  
Hadrien Jeanne


2021 ◽  
pp. 295-306
Author(s):  
Satyabrota Kundu ◽  
Sypriyo Mazumder


1975 ◽  
Vol 48 (3) ◽  
pp. 159-163
Author(s):  
M. S. Waterman


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