2 <!DOCTYPE latex SYSTEM "latex.entities.dtd" []>
5 <character entity="δ">\delta</character>
6 <character entity="κ">\kappa</character>
7 <character entity="π">\pi</character>
8 <character entity="−">-</character>
9 <character entity="β">\beta</character>
10 <character entity="̂">\sphat</character><!-- superscript=""-->
11 <character entity="̂" arguments="1">\hat</character>