Abstract:
We prove a general theorem on factorization of polynomial matrices and use it to reduce polynomial Darboux matrices to linear ones. We discuss some new examples of linear Darboux matrices.
Citation:
F. Musso, A. B. Shabat, “Elementary Darboux Transformations and Factorization”, TMF, 144:1 (2005), 143–152; Theoret. and Math. Phys., 144:1 (2005), 1004–1013