Approximation of functions regular in convex polyhedrons by exponential polynomials of a special form

• Datum: 1992
• Hauptverfasser: Melnik , Yu. I., Мельник , Ю. И.
• Format: Artikel
• Sprache: Russisch
• Veröffentlicht: Institute of Mathematics, NAS of Ukraine 1992
• Online Zugang: https://umj.imath.kiev.ua/index.php/umj/article/view/8112
• Назва журналу: Ukrains’kyi Matematychnyi Zhurnal

We construct exponential polynomials of special form which sufficiently well approximate functions that are regular in an open convex polygon and continuous on its closure.