summaryrefslogtreecommitdiff
path: root/50/CH4/EX4.3/ex_4_3.sce
blob: fb99fe436b802207023bba3b05558ccbaab7f3cb (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
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;