<table cellspacing="0" cellpadding="0" border="0" ><tr><td valign="top" style="font: inherit;">Hi,<br>I need the number of Latex command for every vision to draw a diagram,<br>can you help?<br>I know, that Tex hat 300 basic command, but how much the different Vision of Latex hat?<br>thanks anyway<br>Cui, Hua<br></td></tr></table><br>