Lam, Thomas; Pylyavskyy, Pavlo Total positivity for loop groups. II: Chevalley generators. (English) Zbl 1264.22017 Transform. Groups 18, No. 1, 179-231 (2013). Reviewer: Volodymyr Mazorchuk (Uppsala) MSC: 22E67 05E10 × Cite Format Result Cite Review PDF Full Text: DOI arXiv
Goodman, T. N. T.; Sharma, A. Factorization of totally positive, symmetric, periodic, banded matrices with applications. (English) Zbl 0765.15010 Linear Algebra Appl. 178, 85-107 (1993). Reviewer: S.Sridhar (Madras) MSC: 15B48 15A23 41A15 × Cite Format Result Cite Review PDF Full Text: DOI