Zalik, R. A. Integral representation and embedding of weak Markov systems. (English) Zbl 0688.41038 J. Approximation Theory 58, No. 1, 1-11 (1989). Reviewer: B.Crstici MSC: 41A65 41A50 26A51 × Cite Format Result Cite Review PDF Full Text: DOI
Zalik, R. A.; Zwick, D. On extending the domain of definition of Chebyshev and weak Chebyshev systems. (English) Zbl 0684.41025 J. Approximation Theory 57, No. 2, 202-210 (1989). Reviewer: N.Nashed MSC: 41A65 41A50 × Cite Format Result Cite Review PDF Full Text: DOI
Kilgore, Theodore; Zalik, R. A. Splicing of Markov and weak Markov systems. (English) Zbl 0682.41048 J. Approximation Theory 59, No. 1, 2-11 (1989). MSC: 41A65 41A50 × Cite Format Result Cite Review PDF Full Text: DOI