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authorpriyanka2015-06-24 15:03:17 +0530
committerpriyanka2015-06-24 15:03:17 +0530
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+ // bode p l o t %e^(-0.3*s)/(s*(1+s)
+s=%s;
+sys = syslin('c',1/(s*(1+s))) //%e^(-0.3*s) has no effect on bode plot
+bode(sys)
+show_margins (sys ,'bode' )
+gm= g_margin (sys)
+pm= p_margin (sys)
+disp (gm ," g a in margin=")
+disp (pm ," phas e margin=")
+if (gm <=0 | pm <=0)
+printf (" system is unstable ")
+else
+printf (" system is stable ")
+end