Hello,
I have the following problem. There are known dependencies between variables.
a = a1 + a2.
C = C1 + C2.
C = \frac{a}{{{{\left( {1 + d} \right)}^t}}},C1 = \frac{{a1}}{{{{\left( {1 + d1} \right)}^t}}},C2 = \frac{{a2}}{{{{\left( {1 + d2} \right)}^t}}}.
The desired quantity is d. In...