How can i build the state space for a linear time varying system in MATLAB?

Sir I have 4th order A state matrix which has all fixed value element except one which is time varying. how can i incorporate the time varying element.Please guide to write an algorithm

Answer 1

[Azzi Abdelmalek]

You can use (derivative, sum, prod, gain) blocks to build your model

[Lubna]

Thanks, but i need help in writing algorithm.

[Azzi Abdelmalek]

What algorithm?

[Lubna]

Sir, algorithm to write a state space for a system combination if constant and varying quantity.

Answer 2

[ragesh r menon]

You can get a tutorial on this from the following link

SIMULINK modeling of a spring-mass-damper system