On jets of surfaces.
Fernando Etayo Gordejuela (1991)
Collectanea Mathematica
Similarity:
We study the 2-jet bundle of mappings of the real plane into a manifold. We shall prove that there exists an imbedding of this 2-jet bundle into a suitable first order jet bundle, in such a way that its image is the set of fixed points of a canonical automorphism of the biggest jet bundle.