Minimum General Relativity Pdf 'link' — The Theoretical

This volume follows three previous installments in the series: Classical Mechanics (Volume 1). Quantum Mechanics (Volume 2). Special Relativity and Classical Field Theory (Volume 3). Rutgers University Accessible Resources Official Site

For those who have finished the book: Did the explanation of the Riemann curvature tensor "click" for you immediately, or did it require re-reading? I found the analogy of parallel transport around a closed loop to be the most intuitive explanation I've read yet. the theoretical minimum general relativity pdf