Pierce, Jesse Solutions of systems of differential equations in infinitely many unknowns by infinite series of definite integrals. (English) Zbl 0019.25803 Duke Math. J. 4, 566-574 (1938). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Keywords:Differential equations, general theory PDFBibTeX XMLCite \textit{J. Pierce}, Duke Math. J. 4, 566--574 (1938; Zbl 0019.25803) Full Text: DOI