What will be the range of p and q to get the plot and to get the optimum solution?
If possible get a solution for particular value of p and q.
file attached: q1.mw

Isolate function is not working, showing error and hessian matrix is not giving simplified result in readable format. I am attaching the sheet below. 
q1.mw

How to isolate t2 from equation A. Such that t2 can be written in form of i like -> t2 = i * something
Attaching sheetq6m.mw

How should i remove all brackets and conditions, such that i can fetch only equation t2 = something. I am attaching the image below.  

How to find G(0)??

M2.mw