• Sign Up
• Login
• API
• FAQ
• Tools
• Archive
SHARE
TWEET

# Untitled

a guest Nov 17th, 2019 74 Never
Not a member of Pastebin yet? Sign Up, it unlocks many cool features!
1. Metoda Fibonacciego:
2.
3. clc; clear all;
4. xdel(winsid());
5. x=-2:0.01:1.5;
6. f1=x.^2-2.*x+1;
7. fh=scf(1);
8. plot2d(x,f1);
9.
10. fh1=gce();
11. fh1.children.foreground=color('scilab red2');
12. fh1.children.thickness=2;
13. fh1.children.line_style=7;
14.
15. ah=gca();
16. ah.grid=[1 1];
17. ah.grid_style=[9 9];
18. title('\$Wykres funkcji\$');
19. xlabel('\$x\$');
20. ylabel('\$y\$');
21. ah.x_label.font_size=4.5;
22. ah.y_label.font_size=4.5;
23. ah.title.font_size=5;
24.
25. lh=legend('\$f_1=x^2-2x+1\$');
26. lh.legend_location="in_upper_right";
27. lh.font_size=3;
28.
29. function [z]=f(x)
30.     z=x.^2-2.*x+1;
31. endfunction
32.
33. a=-2;
34. b=1.5;
35. e=0.001;
36.
37. fa=f(a);
38. fb=f(b);
39. L=b-a;
40. Fn=[1 1];
41. n=2;
42. while 1
43.     n=n+1;
44.     Fn(n)=Fn(n-1)+Fn(n-2);
45.     if Fn(n)>(1+2*e)*(L/e);
46.         break;
47.     end;
48. end
49. Fn(n+1)=Fn(n-1)+Fn(n-2);
50. k=1;
51.
52. while(k<n)
53.     r=1-((Fn(n-k+1))/(Fn(n-k+2)));
54.     fa=f(a);
55.     fb=f(b);
56.     if fa>fb then
57.         a=a+r*(b-a);
58.         fa=f(a);
59.     elseif fa<fb then
60.         b=a+(1-r)*(b-a);
61.         fb=f(b);
62.     elseif fa==fb then
63.         a=a+r*(b-a);
64.         fa=f(a)
65.         b=a+(1-r)*(b-a);
66.         fb=f(b)
67.     end
68.     k=k+1;
69.     plot2d(a,f(a),style=-5); ea=gce(); ea.children.mark_foreground=5;   // część kodu do zad 2
70.     plot2d(b,f(b),style=-5); eb=gce(); eb.children.mark_foreground=5;   //
71.     pause                           //
72.     delete(ea);                     //
73.     delete(eb);                     //
74.     end
RAW Paste Data
We use cookies for various purposes including analytics. By continuing to use Pastebin, you agree to our use of cookies as described in the Cookies Policy.

Top