Flag = isstationary(M)
Flag = isstationary(M,Expn)
M
[ model ] - Model object.
Expn
[ char ] - Text string with an expression describing a combination of transition variables to be tested.
'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.