Model Mathematics

Component: environment

Component: X1

ddtime X1 = a0 + a1 1.0 + a2 X3 - b1 X1

Component: X2

ddtime X2 = a3 + a4 X1 1.0 + a5 X3 - b2 X2

Component: X3

ddtime X3 = a6 + a7 X2 - b3 X3