Edit Profile (opens in new tab) Lungu, K. N. Co-Author Distance Author ID: lungu.k-n Published as: Lungu, K. N. External Links: MGP Documents Indexed: 12 Publications since 1971 Co-Authors: 1 Co-Author with 2 Joint Publications 127 Co-Co-Authors Co-Authors 10 single-authored 2 Gonchar, Andreĭ Aleksandrovich all top 5 Serials 3 Mathematical Notes 2 Matematicheskiĭ Sbornik. Novaya Seriya 2 Siberian Mathematical Journal 2 Mathematics of the USSR, Sbornik 1 Matematicheskie Zametki 1 Sibirskiĭ Matematicheskiĭ Zhurnal Fields 12 Approximations and expansions (41-XX) 4 Functions of a complex variable (30-XX) Publications by Year all cited Publications top 5 cited Publications Citations contained in zbMATH Open 8 Publications have been cited 21 times in 18 Documents Cited by ▼ Year ▼ Best approximation by rational functions. Zbl 0222.41007 Lungu, K. N. 5 1971 Best approximation by rational functions with a fixed number of poles. Zbl 0222.41008 Lungu, K. N. 3 1971 On best approximations by rational functions with a fixed number of poles. Zbl 0249.41007 Lungu, K. N. 3 1972 Beste Approximation der Funktion \(| x |\) durch rationale Funktionen der Form 1/P\(_n\)(x). Zbl 0291.41015 Lungu, K. N. 3 1974 Best approximations by rational functions with a fixed number of poles. Zbl 0554.41023 Lungu, K. N. 3 1984 Best approximation of the function \(| x|\) by rational functions of the form \(1/P_n(x)\). Zbl 0303.41026 Lungu, K. N. 2 1975 Poles of diagonal Padé approximants and the analytic continuation of functions. Zbl 0463.30002 Gonchar, A. A.; Lungu, K. N. 1 1981 Best approximations by rational functions. Zbl 0231.41015 Lungu, K. N. 1 1972 Best approximations by rational functions with a fixed number of poles. Zbl 0554.41023 Lungu, K. N. 3 1984 Poles of diagonal Padé approximants and the analytic continuation of functions. Zbl 0463.30002 Gonchar, A. A.; Lungu, K. N. 1 1981 Best approximation of the function \(| x|\) by rational functions of the form \(1/P_n(x)\). Zbl 0303.41026 Lungu, K. N. 2 1975 Beste Approximation der Funktion \(| x |\) durch rationale Funktionen der Form 1/P\(_n\)(x). Zbl 0291.41015 Lungu, K. N. 3 1974 On best approximations by rational functions with a fixed number of poles. Zbl 0249.41007 Lungu, K. N. 3 1972 Best approximations by rational functions. Zbl 0231.41015 Lungu, K. N. 1 1972 Best approximation by rational functions. Zbl 0222.41007 Lungu, K. N. 5 1971 Best approximation by rational functions with a fixed number of poles. Zbl 0222.41008 Lungu, K. N. 3 1971 all cited Publications top 5 cited Publications all top 5 Cited by 16 Authors 4 Potseĭko, Pavel Gennad’evich 4 Trefethen, Lloyd Nicholas 3 Gutknecht, Martin H. 3 Reddy, A. R. 2 Newman, Donald J. 2 Rovba, Evgeniĭ Alekseevich 2 Rovba, Ye. A. 1 Andrievskii, Vladimir V. 1 Kazloŭskaya, Natallya Yur’eŭna 1 Lubinsky, Doron S. 1 Lungu, K. N. 1 Nakatsukasa, Yuji 1 Ramazanov, A. K. 1 Roŭba, Yaŭgen Alyakseevich 1 Ruttan, Arden 1 Vyacheslavov, N. S. all top 5 Cited in 10 Serials 6 Journal of Approximation Theory 3 Siberian Mathematical Journal 1 Mathematical Notes 1 Ukrainian Mathematical Journal 1 Transactions of the American Mathematical Society 1 Bulletin of the American Mathematical Society. New Series 1 Russian Mathematics 1 SIAM Journal on Scientific Computing 1 Trudy Instituta Matematiki 1 Vestsi Natsyyanal’naĭ Akadèmii Navuk Belarusi. Seryya Fizika-Matèmatychnykh Navuk all top 5 Cited in 6 Fields 17 Approximations and expansions (41-XX) 6 Functions of a complex variable (30-XX) 4 Harmonic analysis on Euclidean spaces (42-XX) 1 Ordinary differential equations (34-XX) 1 Integral equations (45-XX) 1 Numerical analysis (65-XX) Citations by Year