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-rw-r--r--257/CH8/EX8.3/example_8_3.sce16
1 files changed, 16 insertions, 0 deletions
diff --git a/257/CH8/EX8.3/example_8_3.sce b/257/CH8/EX8.3/example_8_3.sce
new file mode 100644
index 000000000..ac3949380
--- /dev/null
+++ b/257/CH8/EX8.3/example_8_3.sce
@@ -0,0 +1,16 @@
+s=%s;
+P=s^3+4*s^2+s+16;
+routh=routh_t(P)
+disp(routh)
+r=coeff(P)
+n=length(r)
+c=0;
+for i=1:n
+if (routh(i,1)<0)
+c=c+1;
+ end
+ end
+ if(c>=1)
+ printf("system is unstable")
+ else printf("system is stable")
+ end