A practical approach will be used guiding the student from the fundamental theoretical background to the practical aspects of the models: definition, analysis and interpretation.

The topics discussed in each section are reinforced with varied exercises, references, and further readings.

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The contents of the course is structured as follows:

#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]]

# The Born-Oppenheimer approximation. Geometry Optimization.

# Molecular energy and the potential energy surface.

# Analysis of the WFN: Molecular properties.

# Molecular geometry. The concept of molecular structure.

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== $\backslash widehat\; \{H\}\; \backslash Psi\; =\; E\; \backslash Psi$ ==

#'''INTRODUCTION'''

The internal structure of atoms and molecules: Quantum Mechanics.