A Brief Historical Survey – The Role Of Optimization And Computational – Mathematics – Outline Of The Book – Comments And References – References – Chapter Modeling For Optimal Operation – I Introduction – The Energy Source – Electric Network Components – Electric Network Models – Hydro Network Models – Comments And References – Objective Functionals For Optimal Operation – References – Chapter Mathematical Optimization Techniques – Introduction – A Review Of Vectors And Matrices – Some Results From Static Optimization – Dynamic Programming And The Principle Of Optimality – Calculus Of Variations – Pontryagin’s Maximum Principle – The Functional Analytic Optimization Technique: The – Minimum Norm Approach – Some Dynamic Systems Results – Iterative Solution Of Nonlinear Systems – Comments And References – References – Chapter Allthermal Power Systems – Introduction – Optimal Load Flow – Comments And References – Dispatch Using Power Balance Models – References – Chapter Power Systems With Hydro Plants Not On The Same – Stream – Introduction – Fixedhead Hydro Plants – Variablehead Hydro Plants – Summary – Comments And References .