<table cellspacing="0" cellpadding="0" border="0" ><tr><td valign="top" style="font: inherit;"><br>Dear,guys<br><br>Can you help me how to make a plot of system with Scilab if I have the system like this <br><br>sys= 0.4 / (z - 0.9) ---> in matlab to produce this, I write : sys=tf(0.4,[1 -0.9],1); step(sys)<br><br>thank you<br>Arviandy<br><br></td></tr></table><br>