<HTML>
<HEAD><TITLE>symbols</TITLE></HEAD>
<BODY><H1>symbols</H1>
Present some symbols (i.e. arbitrary text) at specified times<BR><BR>
<TABLE border="1">
<TR><TD>Name</TD><TD>Required</TD><TD>Type</TD><TD>Default value</TD><TD>Description</TD>
<TR><TD>stimuli</TD><TD>Yes</TD><TD><A title="A n by 3 matrix (see description for how to fill it)">n by 3 matrix</A></TD><TD>[1,0,50]</TD><TD>An n x 3 matrix. The first column is which symbol to show (a number, indicating which element from the list of symbols in th