Virtual Box. , . . .
, :
1. .
2. CD.
3. .
4. .
5. USB
40 . .
:
1. CD- ( DVD-).
2. BIOS . .
BIOS ( ) Delete ( F2, F10 ). Advanced CMOS Setup ( ), Boot Device Priority ( Boot Menu BIOS).
3. BIOS F10 Save Setting and Exit. CD-. - , BIOS .
4. CD .
, .
5. ( Enter). , . ( ) , , . , . , : D: : D: . : D: .
6. ...
- : ( ) (C:\Program Files), .
NTFS - , .
FAT FAT 32 - , .
|
|
, .
7. , . 27-39 .
, , , .
: 2- , : , , .
4- , , , . Denver.
:
MVC
Model-view-controller (MVC, --, --) , , , . , .
MVC , :
(. Model). : , , . , .
, (. View). (). () .
(. Controller). : .
, , . , . : , .
Model-View-Controller ( ), , , .
, (/). , . . , , , . , . .
|
|
5. MATLAB
MATLAB , .
MATLAB , , , , - , .
MATLAB , .
MATLAB ( ) , .
MATLAB , - . , . , .
MATLAB , , .
, , . MATLAB Compiler , MATLAB Component Runtime.
3.
.
- :
( a=0,5).
- ( ):
y () , f(x) () .
- a=0,1; a=0,25; a=0,5:
.
- 3 ( ) , .
:
% 1.
h=0.01; %
a=0.5;
x=0:h:3.2; % 0 3,2
f1=(-12*(x-1.5).^2+28)/7;
f2=3/7*sin(2*3.14*x+3.14/4);
f3=-1/7*sin(8*3.14*x);
f4=a*rand()-a/2;
subplot(2,2,1)
plot(x,f1)
subplot(2,2,2)
plot(x,f2)
subplot(2,2,3)
plot(x,f3)
subplot(2,2,4)
plot(x,f4) %
grid on %
% 2 3.
h=0.01; %
a=0.1; % = 0.1; 0.25; 0.5
n=length(x);
x=0:h:3.2; % 0 3,2
f1=(-12*(x-1.5).^2+28)/7;
f2=3/7*sin(2*3.14*x+3.14/4);
f3=-1/7*sin(8*3.14*x);
for i=1:n
f4(i)=a*rand-a/2;
end
f=f1+f2+f3; %
y=f1+f2+f3+f4; %
plot(x,f,'r.',x,y) %
grid on %
E0=max(abs(y-f))
E1=sum(abs(y-f))/n
E2=(sum(abs(y-f)).^2/n)^1/2
E∞ | E1 | E2 | |
a=0.1 | 0.0499 | 0.0253 | 0.1025 |
a=0.25 | 0.1247 | 0.0586 | 0.5519 |
a=0.5 | 0.2488 | 0.1259 | 2.5459 |
% 4(. 24)
a=0; %
b=5; %
h=0.05; %
x=a:h:b; %
f=atan(x)./(1+x.^2)
T1=(4*atan(5/2))/29 - ((80*atan(5/2))/841 - 16/841)*(x - 5/2)
T2=(4*atan(5/2))/29 - ((80*atan(5/2))/841 - 16/841)*(x - 5/2) + ((1136*atan(5/2))/24389 - 480/24389)*(x - 5/2).^2
T3=(4*atan(5/2))/29 - ((80*atan(5/2))/841 - 16/841)*(x - 5/2) + ((1136*atan(5/2))/24389 - 480/24389)*(x - 5/2).^2 - ((13440*atan(5/2))/707281 - 27776/2121843)*(x - 5/2).^3;
|
|
plot(x,f)
grid on
hold on
plot(x,T1,'m:')
plot(x,T2,'g-')
plot(x,T3,'r--')
- , , ( , Media Player Classic, Denver .), , Mat Lab MVC.