Piecewise linear differential systems without equilibria produce limit cycles?
Crossref DOI link: https://doi.org/10.1007/s11071-016-3236-9
Published Online: 2016-12-02
Published Print: 2017-04
Update policy: https://doi.org/10.1007/springer_crossmark_policy
Llibre, Jaume
Teixeira, Marco Antonio
License valid from 2016-12-02