This is documentation for Mathematica 8, which was
based on an earlier version of the Wolfram Language.
View current documentation (Version 11.2)

ContinuousTimeModelQ

ContinuousTimeModelQ[expr]
gives True if expr is a continuous-time StateSpaceModel or TransferFunctionModel object, and False otherwise.
A continuous-time system:
A discrete-time system:
Find which expressions are continuous-time objects:
A continuous-time system:
In[1]:=
Click for copyable input
Out[1]=
 
A discrete-time system:
In[1]:=
Click for copyable input
Out[1]=
 
Find which expressions are continuous-time objects:
In[1]:=
Click for copyable input
Out[1]=
New in 8