In this note we suggest a construction of the Morse-Novikov theory for a class of non-transversal gradients and generalize to this class the basic results of the classical Morse-Novikov theory including its non-abelian version.
Proc. Japan Acad. Ser. A Math. Sci.
85(1):
6-10
(January 2009).
DOI: 10.3792/pjaa.85.6