Pham, Frédéric Deploiements de singularités de systèmes holonomes. (French) Zbl 0431.35007 C. R. Acad. Sci., Paris, Sér. A 289, 333-336 (1979). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 4 Documents MSC: 35A30 Geometric theory, characteristics, transformations in context of PDEs 35B10 Periodic solutions to PDEs Keywords:unfolding; holonomic microdifferential lattice; characteristics PDFBibTeX XMLCite \textit{F. Pham}, C. R. Acad. Sci., Paris, Sér. A 289, 333--336 (1979; Zbl 0431.35007)