1 files changed, 19 insertions, 0 deletions
diff --git a/50/CH4/EX4.3/ex_4_3.sce b/50/CH4/EX4.3/ex_4_3.sce
new file mode 100755
index 000000000..fb99fe436
--- /dev/null
+++ b/50/CH4/EX4.3/ex_4_3.sce
@@ -0,0 +1,19 @@
+ // example 4.3
+ // find the linear interpolation polinomial
+ // using 
+ 
+ disp('f(2)=4');
+ disp('f(2.5)=5.5');
+ // 1)lagrange interpolation, 
+ 
+ P1=legrangeinterpol (2,2.5,4,5.5)
+ // 2)aitken's iterated interpolation,
+ 
+ P1=aitkeninterpol (2,2.5,4,5.5)
+ 
+ // 3) newton devided differance interpolation,
+ 
+ P1=NDDinterpol (2,2.5,4,5.5)
+ 
+ // hence approximate value of f(2.2)= 4.6;
+ 
+\ No newline at end of file