Change2 in a Dynamic System: Change in Parameter Values
State of system at time t0 given by:
State of system at time t1 given by:
M(x, ?0, e; t0) --> x0 and M(x, ?1, e; t1) --> x1
Parameter values have changed between t0 and t1
Modeling Problem: May not have a good model for ?0 --> ?1.