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# Untitled

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1. //Pogorzelski Paweł Informatyka IO  Kolokwium nr2 B
2. clear;
3. clc;
4. n=10;
5. a_b=(-1:0.1:1);
6. g=wspolczynnik_g(n, wezly1)
7. ro=wspolczynnik_ro(n, wezly1)
8. a=rownanie(g,ro)
9. disp(n,"n=");
10. disp(a_b,"(a,b)=");
11. function out=wezly(n)
12.     for i=0:n
13.         out(i+1)=cos(((2*i+1)/2*(n+1))*%pi)
14.     end
15. function out = f(x, n)
16.     for i = 0 : n - 1
17.         out(n+1) = exp(x(i)) - (x(i) + 1)^2;
18.     end
19.     exp(e) = (x-1)^2;
20. endfunction
21. function g=licz(n, vx)
22.     n=length(vx)-1
23.     for j=0:2
24.         for i=0:n
25.             tmp(i+1)=vx(i+1)^j
26.         end
27.         g(j+1)=sum(tmp)
28.     end
29. endfunction
30.
31. function ro=licz(n, vx)
32.     n=length(vx)-1
33.     for j=0:2
34.         for i=0:n
35.             tmp(i+1)=f(vx(i+1))*(vx(i+1)^j)
36.         end
37.         rho(j+1)=sum(tmp)
38.     end
39. endfunction
40. function a=rownania(g, ro)
41.     a(1)=(-g(3)*ro(1)+g(2)*ro(2))/(g(2)*g(2)-g(1)*g(3));
42.     a(2)=(-g(2)*ro(1)-g(1)*ro(2))/(g(2)*g(2)-g(1)*g(3));
43. endfunction
44. function y=F(x, va)
45.     y=va(1) + va(2)*x
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