On variation bicomplexes associated to differential equations. (English) Zbl 0524.58041

Tsujishita, Toru

Osaka J. Math. 19, 311-363 (1982).

MSC:

37C80	Symmetries, equivariant dynamical systems (MSC2010)
34L99	Ordinary differential operators
55R20	Spectral sequences and homology of fiber spaces in algebraic topology
37C85	Dynamics induced by group actions other than \(\mathbb{Z}\) and \(\mathbb{R}\), and \(\mathbb{C}\)
58A20	Jets in global analysis

Keywords:

Cauchy-Kowalevsky systems; Bäcklund correspondences; Vinogradov’s spectral sequence; Gelfand’s formal differential geometry; secondary characteristic classes; Bott’s vanishing theorems