Subharmonic oscillations for forced pendulum type equations
type: Item
instance of: scholarly article
title: Subharmonic oscillations for forced pendulum type equations
zbMATH Open document ID: 0722.34041
published in: Differential and Integral Equations
publication date: 1990-01-01T00:00:00Z
review text: The main purpose of this paper is to prove a global result on the existence of subharmonic oscillations for forced pendulum type equations. The proofs use variational techniques including index theory for periodic extremals.
Mathematics Subject Classification ID: 34C25
Mathematics Subject Classification ID: 37J99
Mathematics Subject Classification ID: 70K40
zbMATH DE Number: 4190195
zbMATH Keywords: mountain pass theorem
zbMATH Keywords: existence of subharmonic oscillations for forced pendulum type equations
zbMATH Keywords: index theory for periodic extremals
author: Daniel C. Offin
reviewed by: Mihail Megan
MaRDI profile type: Publication
description: scientific article; zbMATH DE number 4190195