e Thickness</TD> -->
        <TD>罫線のデフォルトの太さ</TD>
<!--    <TD>8 (in math extension fonts)</TD> -->
        <TD>8 (拡張数学フォントの場合)</TD>
      </TR>
      <TR>
        <TD>BOS1</TD>
        <TD>Big Op Spacing1</TD>
        <TD>9</TD>
      </TR>
      <TR>
        <TD>BOS2</TD>
        <TD>Big Op Spacing2</TD>
        <TD>10</TD>
      </TR>
      <TR>
        <TD>BOS3</TD>
        <TD>Big Op Spacing3</TD>
        <TD>11</TD>
      </TR>
      <TR>
        <TD>BOS4</TD