# Approximating piecewise nonlinearities in dynamic systems with sigmoid functions: advantages and limitations

> Research article (Nonlinear Dynamics, 2023) · cited 18× · AI/ML

**Wikidata**: [openalex:W4320727327](https://www.wikidata.org/wiki/openalex:W4320727327)  
**Source**: https://4ort.xyz/entity/approximating-piecewise-nonlinearities-in-dynamic-systems-with-sigmoid-functions-advantages-and-limitations