Birkhoff, George D.; Trjitzinsky, W. J. Analytic theory of singular difference equations. (English) Zbl 0006.16802 Acta Math. 60, 1-89 (1933). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 2 ReviewsCited in 43 Documents Keywords:difference equations, functional equations PDF BibTeX XML Cite \textit{G. D. Birkhoff} and \textit{W. J. Trjitzinsky}, Acta Math. 60, 1--89 (1933; Zbl 0006.16802) Full Text: DOI OpenURL