@article{AIHPA_1985__43_1_1_0, author = {Houard, Jean-Claude and Irac-Astaud, M.}, title = {Star algebra and Green functions of nonlinear differential equations}, journal = {Annales de l'I.H.P. Physique th\'eorique}, volume = {43}, year = {1985}, pages = {1-27}, mrnumber = {813138}, zbl = {0579.34019}, language = {en}, url = {http://dml.mathdoc.fr/item/AIHPA_1985__43_1_1_0} }
Houard, J. C.; Irac-Astaud, M. Star algebra and Green functions of nonlinear differential equations. Annales de l'I.H.P. Physique théorique, Tome 43 (1985) pp. 1-27. http://gdmltest.u-ga.fr/item/AIHPA_1985__43_1_1_0/
[1] 33, 1982, p. 519. | MR 659011
, Lett. Nuovo Cimento, t.[2] 24, 1983, p. 1997. | MR 713531 | Zbl 0522.34050
and , J. Math. Phys., t.[3] Two theorems on star diagrams (Preprint Feb. 1984), to appear in J. Math. Phys. | MR 767550 | Zbl 0558.35068
and ,[4] Each star diagram thus defines an equivalence class of isomorphic systems, according to the definition of and , Combinatorics with emphasis on the theory of Graphs, Springer-Verlag, New York, Heidelberg, Berlin, 1977. The diagrams having no isolated point or cross correspond to the classes of hypergraphs, see , Graphes et hypergraphes, Dunod, Paris, 1970. | MR 357173
[5] Éléments de Mathématique, Livre II, Chap. II, Hermann, Paris, 1955.
,