Needham, Tom; Shonkwiler, Clayton Admissibility and frame homotopy for quaternionic frames. (English) Zbl 1492.42037 Linear Algebra Appl. 645, 237-255 (2022). Reviewer: Paşc Găvruţă (Timişoara) MSC: 42C15 53C30 53C40 15A29 × Cite Format Result Cite Review PDF Full Text: DOI arXiv
Baseilhac, P.; Gainutdinov, A. M.; Vu, T. T. Cyclic tridiagonal pairs, higher order Onsager algebras and orthogonal polynomials. (English) Zbl 1406.17022 Linear Algebra Appl. 522, 71-110 (2017). MSC: 17B37 17B81 33D80 42C05 81R10 81R12 × Cite Format Result Cite Review PDF Full Text: DOI arXiv Link