# simStateSpace 1.2.3

## Patch

* Replaced `arma::inv` with `arma::solve`.

# simStateSpace 1.2.2

## Patch

* Added the `TestStationarity()`, `TestStability()`, and `TestPhi()` functions.
* Added the `SimBetaN()` and `SimPhiN()` functions.
* The `SimSSMLinSDEIVary()` and `SimSSMOUIVary()` functions can now accept a matrix of zeros for the argument `sigma_l`.
* The `SimSSMLinSDEIVary()` function can now accept a vector of zeros for the argument `iota`.
* The `SimSSMOUIVary()` function can now accept a vector of zeros for the argument `mu`.

# simStateSpace 1.2.1

## Patch

* The `LinSDE2SSM` function can now accept a matrix of zeros for the argument `sigma_l`.
* The `LinSDE2SSM` function can now accept a vector of zeros for the argument `iota`.

# simStateSpace 1.2.0

## Patch

* Added functions to generate linear stochastic differential equation models.

# simStateSpace 1.1.0

## Minor

* Added functions to generate data for models with covariates.
* Added functions to generate data for linear growth curve models.
* Added `print`, `as.data.frame`, `as.matrix`, and `plot` methods.

# simStateSpace 1.0.1

## Patch

* Updates to package documentation.

# simStateSpace 1.0.0

* Initial release.
