I want to replace a term y2 which is included in another term y4 by a variable such as yy4. I tried some common function but I didnt get a result.
y4 = (A1 (-Fc - fl + A1 pL) (-((A1 beta)/(A1 sp + V01)) - (
A2 beta \[Alpha])/(-A2 sp + V02)))/mp^2 + 1/mp A1 wp ;
y2 = (-Fc - fl + A1 pL)/mp;
The expected result:
result = (
A1 *yy4* (-((A1 beta)/(A1 sp + V01)) - (
A2 beta \[Alpha])/(-A2 sp + V02)))/mp + 1/mp A1 wp ;
Many thanks in advance.