Ph. D. Thesis of Dr. Suliman Saleh Al–Homidan 

Titled: Hybrid Methods for Optimization Problems with Positive
Semi–Definite Matrix Constraints

Chapter 1 Optimization review
Chapter 2 Projection methods
Chapter 3 Algorithms for finding the nearest Euclidean distance matrix
Chapter 4 Hybrid methods for finding the nearest Euclidean distance matrix
Chapter 5 Methods for minimizing least distance functions with semi–definite matrix constraints
Chapter 6 Algorithms for solving the educational testing problem
Chapter 7 Hybrid methods for solving the educational testing problem
Chapter 8 Conclusions and further work