# Piecewise linear differential systems without equilibria produce limit cycles?

> Research article (Nonlinear Dynamics, 2016) · cited 35× · AI/ML

**Wikidata**: [openalex:W2559081919](https://www.wikidata.org/wiki/openalex:W2559081919)  
**Source**: https://4ort.xyz/entity/piecewise-linear-differential-systems-without-equilibria-produce-limit-cycles