Chen, Yongtao; Fang, Gensun A sampling theorem for functions of two variables. (Chinese. English summary) Zbl 1071.42500 J. Beijing Norm. Univ., Nat. Sci. 36, No. 3, 311-315 (2000). Summary: The Shannon-Whittaker-Kotelnikov type sampling theorem for functions of two variables is proved. MSC: 42B05 Fourier series and coefficients in several variables 94A20 Sampling theory in information and communication theory Keywords:double Fourier series; Fourier transform; sampling theorem PDFBibTeX XMLCite \textit{Y. Chen} and \textit{G. Fang}, J. Beijing Norm. Univ., Nat. Sci. 36, No. 3, 311--315 (2000; Zbl 1071.42500)