4 

     4 

     5 % This switches fonts to the Palatino family.

     5 % This switches fonts to the Palatino family.

     6 %  \renewcommand{\familydefault}{ppl}

     6 %  \renewcommand{\familydefault}{ppl}

     7 

     7 

     8 \usepackage{array}

     8 \usepackage{array}