Geodesic
Spectrum of the Three-Particle Schr\"odinger Difference Operator on a Lattice
Matematičeskie zametki, Tome 71 (2002) no. 5, pp. 686-696.

Voir la notice de l'article provenant de la source Math-Net.Ru

For a three-particle operator on a lattice, we study the properties of its spectrum that depend on pairwise interactions and are determined by a parameter characterizing the intensity of interaction. 
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S. N. Lakaev; Zh. I. Abdullaev. Spectrum of the Three-Particle Schr\"odinger Difference Operator on a Lattice. Matematičeskie zametki, Tome 71 (2002) no. 5, pp. 686-696. http://geodesic.mathdoc.fr/item/MZM_2002_71_5_a4/

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