1 files changed, 14 insertions, 0 deletions
diff --git a/149/CH10/EX10.9/ques9.sce b/149/CH10/EX10.9/ques9.sce
new file mode 100755
index 000000000..9f8369333
--- /dev/null
+++ b/149/CH10/EX10.9/ques9.sce
@@ -0,0 +1,14 @@
+//ques9
+clc
+disp('finding the fourier series of given function');
+syms  x l
+
+s=0;
+n=input('enter the no of terms upto each of sin or cos terms in the expansion : ');
+for i=1:n
+//  ai=1/l*integ(exp(-x)*cos(i*%pi*x/l),x,-l,l);
+  bi=integ(x*sin(i*%pi*x/2),x,0,2);
+  s=s+float(bi)*sin(i*%pi*x/2);
+end
+disp(float(s));
+