paper

Lusternik-Schnirelman theory for closed 1-forms

arXiv:math/9811113

Abstract

S.P.Novikov developed an analog of the Morse theory for closed 1-forms. In this paper I suggest an analog of the Lusternik - Schnirelman theory for closed 1-forms.

Lusternik-Schnirelman theory for closed 1-forms · wovepaper