Foundations of factor analysis

<P><STRONG>Introduction <BR></STRONG>Factor Analysis and Structural Theories <BR>Brief History of Factor Analysis as a Linear Model <BR>Example of Factor Analysis<BR><STRONG>Mathematical Foundations for Factor Analysis</STRONG> <BR>Introduction <BR>Scalar Algebra<BR>Vectors<BR>Matrix Algebra<BR>Determinants <BR>Treatment of Variables as Vectors <BR>Maxima and Minima of Functions<BR><STRONG>Composite Variables and Linear Transformations</STRONG> <BR>Introduction <BR>Composite Variables <BR>Unweighted Composite Variables<BR>Differentially Weighted Composites <BR>Matrix Equations<BR><STRONG>Multi