IRIS Toolbox Reference Manual

## isstationary

True if model or specified combination of variables is stationary

#### Syntax

    Flag = isstationary(M)
    Flag = isstationary(M,Expn)

#### Input arguments

- `M` [ model ] - Model object.

- `Expn` [ char ] - Text string with an expression describing a combination of transition variables to be tested.

#### Output arguments

- `'flag='` [ `true` | `false` ] - True if the model (if called without a second input argument) or the specified combination of variables (if called with a second input argument) is stationary.

#### Description

#### Example

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