<!-- -*- mode: HTML; tab-width: 2; indent-tabs-mode: nil; -*- --> <!-- vim: set tabstop=2 expandtab shiftwidth=2 textwidth=80: --> <!DOCTYPE html> <html> <head> <title>mtable frame</title> <!-- Copyright (c) 2011 Design Science, Inc. License: Apache License 2.0 --> <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"/> </head> <body> <!-- We assume there is a gap of more than 1px between dashes. Hence putting two dashed lines with only one pixel of difference in their vertical coordinates should not render the same as one dashed line alone. The opposite is true for continuous line. The red squares allow to ignore the difference at the bounds --> <div style="position: absolute; top: 5px; left: 5px;"> <math> <mtable columnlines="dashed"> <mtr> <mtd><mspace height="150px"></mspace></mtd> <mtd><mspace height="150px"></mspace></mtd> </mtr> </mtable> </math> </div> <div style="position: absolute; top: 6px; left: 5px;"> <math> <mtable columnlines="dashed"> <mtr> <mtd><mspace height="150px"></mspace></mtd> <mtd><mspace height="150px"></mspace></mtd> </mtr> </mtable> </math> </div> <div style="position: absolute; top: 5px; left: 0px; width: 50px; height: 50px; background: red;"></div> <div style="position: absolute; top: 115px; left: 0px; width: 50px; height: 55px; background: red;"></div> </body> </html>