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-rw-r--r--1499/CH3/EX3.8/q8.sce17
1 files changed, 17 insertions, 0 deletions
diff --git a/1499/CH3/EX3.8/q8.sce b/1499/CH3/EX3.8/q8.sce
new file mode 100644
index 000000000..60df9cb57
--- /dev/null
+++ b/1499/CH3/EX3.8/q8.sce
@@ -0,0 +1,17 @@
+s=%s;
+r=%r;
+
+p=s^5+s^4+3*s^3+9*s^2+16*s+10
+r=routh_t(p)
+m=coeff(p)
+l=length(m)
+c=0;
+for i=1:l
+if (r(i,1)<0)
+c=c+1;
+end
+end
+if(c>=1)
+printf("System is unstable")
+else("Sysem is stable")
+end