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Introduction to Quantum Chemistry and Molecular Modeling.

~~Deletions~~ or items before changed

Additions or items after changed

-The topics and ideas presented in each section are reinforced with varied exercises, references, and further readings.
+The topics discussed in each section are reinforced with varied exercises, references, and further readings.
-.- The molecular Hamiltonian and the solution of the Schroedinger equation.
+ #Introduction.
+ # The molecular Hamiltonian and the solution of the Schroedinger equation.[[BR]]a.- The Hartree-Fock (HF) approximation. Differential equation.[[BR]]b.- The Roothaan-Hall equations. The algebraic equation.[[BR]]
-a. The HF approximation. Differential equation.
+ # The Born-Oppenheimer approximation. Geometry Optimization.
-b.- The RHHF equations. The algebraic equation.
+ # Molecular energy and the potential energy surface.
+ # Analysis of the WFN: Molecular properties.
-. The BO approximation. Geometry Optimization.
+ # Molecular geometry. The concept of molecular structure.
+----
-.- Molecular energy and the potential energy surface.
+== <math>\widehat {H}  \Psi  = E  \Psi </math> ==
-.- Analysis of the WFN: Molecular properties.
+ #'''INTRODUCTION'''
-.- Molecular geometry. The concept of molecular structure.
+The internal structure of atoms and molecules: Quantum Mechanics.