# Positive-definite Lyapunov Matrix Equation Solvers

## Continuous-time Lyapunov Matrix Equations

```@docs
plyapc
plyapcs!
```

## Discrete-time Lyapunov (Stein) Matrix Equations

```@docs
plyapd
plyapds!
```

## Schur Form Based Solvers

```@docs
plyaps
```
