Petrowsky, I. G. Sur l’analyticite des solutions des systèmes d’équations différentielles. (French) Zbl 0022.22601 Rec. Math. Moscou, n. Ser. 5, 3-68 (1939). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 1 ReviewCited in 4 Documents Keywords:Differential equations, general theory PDFBibTeX XMLCite \textit{I. G. Petrowsky}, Rec. Math. Moscou, n. Ser. 5, 3--68 (1939; Zbl 0022.22601)