# {py:mod}`qcheff.models.duffing` ```{py:module} qcheff.models.duffing ``` ```{autodoc2-docstring} qcheff.models.duffing :allowtitles: ``` ## Submodules ```{toctree} :titlesonly: :maxdepth: 1 qcheff.models.duffing.duffing_chain_symbolic_utils qcheff.models.duffing.duffing_utils qcheff.models.duffing.duffing_chain_utils ```