@mcg, Thank you. You are correct. After I derived the dual I understood that you are correct. Would you please have a look at this question, Derivative of Lagrangain with respect to A parameter is not zero?. Thanks a lot.
@mcg, Thank you. You are correct. After I derived the dual I understood that you are correct. Would you please have a look at this question, Derivative of Lagrangain with respect to A parameter is not zero?. Thanks a lot.