This journal is an international mathematics journal dedicated to Approximations and Expansions and related research in computation, function theory, functional analysis, interpolation spaces and interpolation of operators, numerical analysis, space of functions, special functions, and applications.

該期刊是一本國際數(shù)學(xué)期刊，致力于近似和擴(kuò)展以及計(jì)算，功能理論，功能分析，插值空間和算子插值，數(shù)值分析，函數(shù)空間，特殊函數(shù)和應(yīng)用的相關(guān)研究。