statespace ========== Linear Gaussian state space models, following Part I of Durbin and Koopman, *Time Series Analysis by State Space Methods* (2nd ed., 2012). The core is a Fortran library; ``ssfortran`` is its Python package. .. toctree:: :maxdepth: 2 install quickstart user_guide/index examples/index reference/index design/index statsmodels_differences references