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# Отчет по теме 1
Мокеев Никита, А-03-24
## 1 Изучение размещения компонентов графического интерфейса и главного меню среды GNU Octave
## 2 Настройка текущего каталога
Нажал на окно рядом с *Текущая папка:* и установил путь к папке ТЕМА1:
![Скриншот выбора текущей папки](assets/figure0.png)
## 3 Настройка командного окна
Нажал на "Окно" и отметил галочками нужные окна
![Скриншот выбора](assets/figure1.png)
## 4 Установление путей
В главном меню нажал "Правка"+"Установить путь" и добавил пути к папкам ТЕМА1 и ТЕМА2
![Скриншот путей](assets/figure2.png)
## 5 Изучение работы с системной помощью
Три способа:
- "Справка"+"Документация"+"На диске" -> Function Index
- команда help
- для дополнительно подгружанемых пакетов "Справка"+"Пакеты Octave"
## 6 Создание матриц и векторов
>> warning('off','all')
```matlab
>> A=randn(4,6)
A =
-8.8652e-04 -1.0071e+00 2.6421e+00 3.8636e-01 -7.3431e-01 -1.5501e+00
-4.9683e-01 1.0487e+00 1.1767e+00 1.4078e+00 5.8390e-01 -6.8323e-01
-1.3548e+00 6.6523e-01 -1.3285e-01 6.6288e-01 4.4201e-01 -1.9994e-01
-8.7788e-01 7.6938e-01 -5.0126e-01 5.2538e-01 -2.4666e-01 2.1566e-01
>> B=rand(4,7)
B =
0.7970 0.1010 0.7218 0.3126 0.4221 0.6251 0.7380
0.7449 0.2626 0.9508 0.9491 0.7637 0.5634 0.2042
0.1526 0.4856 0.1360 0.3862 0.6602 0.1868 0.8259
0.3730 0.9549 0.7369 0.6055 0.6335 0.9687 0.4128
>> C=4:27
C =
4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27
>> H='This is a symbols vector'
H = This is a symbols vector
>> L=[-2+23.1j,3-5.6j]
L =
-2.0000 + 23.1000i 3.0000 - 5.6000i
## 7 Выполнение операций
```matlab
>> D=reshape(C,[],6)
D =
4 8 12 16 20 24
5 9 13 17 21 25
6 10 14 18 22 26
7 11 15 19 23 27
>> E=B'*A
E =
-0.905003 0.366963 2.775023 1.653730 -0.174901 -1.694415
-1.626754 1.231418 0.032795 1.232379 0.058296 -0.227191
-1.304200 0.927556 2.638398 2.094717 -0.096503 -1.636723
-1.526554 1.403175 1.587962 2.031026 0.345964 -1.079674
-1.830334 1.302351 1.608475 2.008629 0.271495 -1.171358
-1.383938 0.830841 1.804013 1.667391 -0.286397 -1.182251
-1.583318 0.337804 1.873541 1.336895 -0.159519 -1.359576
>> F=[A,B]
F =
Columns 1 through 10:
-8.8652e-04 -1.0071e+00 2.6421e+00 3.8636e-01 -7.3431e-01 -1.5501e+00 7.9703e-01 1.0102e-01 7.2181e-01 3.1263e-01
-4.9683e-01 1.0487e+00 1.1767e+00 1.4078e+00 5.8390e-01 -6.8323e-01 7.4488e-01 2.6265e-01 9.5078e-01 9.4908e-01
-1.3548e+00 6.6523e-01 -1.3285e-01 6.6288e-01 4.4201e-01 -1.9994e-01 1.5260e-01 4.8561e-01 1.3603e-01 3.8621e-01
-8.7788e-01 7.6938e-01 -5.0126e-01 5.2538e-01 -2.4666e-01 2.1566e-01 3.7305e-01 9.5489e-01 7.3688e-01 6.0547e-01
Columns 11 through 13:
4.2208e-01 6.2507e-01 7.3803e-01
7.6366e-01 5.6337e-01 2.0416e-01
6.6017e-01 1.8683e-01 8.2585e-01
6.3355e-01 9.6867e-01 4.1280e-01
>> G=A.*D
G =
-3.5461e-03 -8.0569e+00 3.1705e+01 6.1818e+00 -1.4686e+01 -3.7201e+01
-2.4841e+00 9.4381e+00 1.5297e+01 2.3933e+01 1.2262e+01 -1.7081e+01
-8.1286e+00 6.6523e+00 -1.8598e+00 1.1932e+01 9.7243e+00 -5.1984e+00
-6.1452e+00 8.4632e+00 -7.5188e+00 9.9823e+00 -5.6732e+00 5.8229e+00
>> M=G./4.5
M =
-7.8802e-04 -1.7904e+00 7.0455e+00 1.3737e+00 -3.2636e+00 -8.2670e+00
-5.5203e-01 2.0973e+00 3.3993e+00 5.3184e+00 2.7249e+00 -3.7957e+00
-1.8064e+00 1.4783e+00 -4.1330e-01 2.6515e+00 2.1610e+00 -1.1552e+00
-1.3656e+00 1.8807e+00 -1.6709e+00 2.2183e+00 -1.2607e+00 1.2940e+00
>> DDD=D.^3
DDD =
64 512 1728 4096 8000 13824
125 729 2197 4913 9261 15625
216 1000 2744 5832 10648 17576
343 1331 3375 6859 12167 19683
>> DL=D>=20
DL =
0 0 0 0 1 1
0 0 0 0 1 1
0 0 0 0 1 1
0 0 0 0 1 1
>> Dstolb=D(:)
Dstolb =
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
## 8 Изучение стандартных функций
>> B1=sqrt(B)
B1 =
0.8928 0.3178 0.8496 0.5591 0.6497 0.7906 0.8591
0.8631 0.5125 0.9751 0.9742 0.8739 0.7506 0.4518
0.3906 0.6969 0.3688 0.6215 0.8125 0.4322 0.9088
0.6108 0.9772 0.8584 0.7781 0.7960 0.9842 0.6425
>> B2=log(B)
B2 =
-0.226865 -2.292455 -0.325995 -1.162730 -0.862562 -0.469892 -0.303766
-0.294538 -1.336935 -0.050472 -0.052261 -0.269637 -0.573819 -1.588831
-1.879965 -0.722345 -1.994860 -0.951385 -0.415259 -1.677569 -0.191340
-0.986048 -0.046156 -0.305325 -0.501751 -0.456419 -0.031827 -0.884786
>> B3=sin(B)
B3 =
0.7153 0.1008 0.6607 0.3076 0.4097 0.5852 0.6728
0.6779 0.2596 0.8139 0.8129 0.6916 0.5340 0.2027
0.1520 0.4667 0.1356 0.3767 0.6133 0.1857 0.7351
0.3645 0.8163 0.6720 0.5691 0.5920 0.8241 0.4012
>> k=length(B1)
k = 7
>> nm=size(B1)
nm =
4 7
>> elem=numel(B1)
elem = 28
>> NN=linspace(11.5,34.1,20)
NN =
Columns 1 through 15:
11.500 12.689 13.879 15.068 16.258 17.447 18.637 19.826 21.016 22.205 23.395 24.584 25.774 26.963 28.153
Columns 16 through 20:
29.342 30.532 31.721 32.911 34.100
>> FF=ones(2,4)
FF =
1 1 1 1
1 1 1 1
>> GG=zeros(5)
GG =
0 0 0 0 0
0 0 0 0 0
0 0 0 0 0
0 0 0 0 0
0 0 0 0 0
>> B1D=diag(B1)
B1D =
0.8928
0.5125
0.3688
0.7781
>> DB=diag(B1D)
DB =
Diagonal Matrix
0.8928 0 0 0
0 0.5125 0 0
0 0 0.3688 0
0 0 0 0.7781
>> BS1=sort(B)
BS1 =
0.1526 0.1010 0.1360 0.3126 0.4221 0.1868 0.2042
0.3730 0.2626 0.7218 0.3862 0.6335 0.5634 0.4128
0.7449 0.4856 0.7369 0.6055 0.6602 0.6251 0.7380
0.7970 0.9549 0.9508 0.9491 0.7637 0.9687 0.8259
>> BS2=sortrows(B,2)
BS2 =
0.7970 0.1010 0.7218 0.3126 0.4221 0.6251 0.7380
0.7449 0.2626 0.9508 0.9491 0.7637 0.5634 0.2042
0.1526 0.4856 0.1360 0.3862 0.6602 0.1868 0.8259
0.3730 0.9549 0.7369 0.6055 0.6335 0.9687 0.4128
>> DS1=sum(D)
DS1 =
22 38 54 70 86 102
>> DS2=sum(D,2)
DS2 =
84
90
96
102
>> DP1=prod(D)
DP1 =
840 7920 32760 93024 212520 421200
>> dt=det(A*A')
dt = 30.417
>> dinv=inv(A*A')
dinv =
0.195493 -0.178920 0.018720 0.280781
-0.178920 0.512852 -0.507281 0.032452
0.018720 -0.507281 1.652127 -1.325540
0.280781 0.032452 -1.325540 2.074159
## 9
>> D1=D(3,5)
D1 = 22
>> D2=D(3,4:end)
D2 =
18 22 26
>> D3=D(2:3,3:5)
D3 =
13 17 21
14 18 22
>> D4=D(16:20)
D4 =
19 20 21 22 23
>> D5=D(3:4,[1,3,6])
D5 =
6 14 26
7 15 27
##10
>> Dsum=0
Dsum = 0
>> for i=1:6
Dsum=Dsum+sqrt(D(2,i))
endfor
Dsum = 2.2361
Dsum = 5.2361
Dsum = 8.8416
Dsum = 12.965
Dsum = 17.547
Dsum = 22.547
>> Dsum2=0;i=1
i = 1
>> while(D(i)<22)
Dsum2=Dsum2+sin(D(i))
i=i+1
endwhile
Dsum2 = -0.7568
i = 2
Dsum2 = -1.7157
i = 3
Dsum2 = -1.9951
i = 4
Dsum2 = -1.3382
i = 5
Dsum2 = -0.3488
i = 6
Dsum2 = 0.063321
i = 7
Dsum2 = -0.4807
i = 8
Dsum2 = -1.4807
i = 9
Dsum2 = -2.0173
i = 10
Dsum2 = -1.5971
i = 11
Dsum2 = -0.6065
i = 12
Dsum2 = 0.043799
i = 13
Dsum2 = -0.2441
i = 14
Dsum2 = -1.2055
i = 15
Dsum2 = -1.9565
i = 16
Dsum2 = -1.8066
i = 17
Dsum2 = -0.8937
i = 18
Dsum2 = -0.057011
i = 19
>> if(D(3,5)>=20)
printf('D(3,5)>=20')
else
printf('D(3,5)<20')
endif
D(3,5)>=20>>
##11
>> graphics_toolkit('gnuplot')
>> plot(D(1,:),B([2,4],1:6))
C=4:27
warning: load_path: C:\Users\u202-03\Desktop\it-labs\ТЕ
МА2: No such file or directory
warning: load_path: C:\Users\u202-03\Desktop\it-labs\ТЕ
МА1: No such file or directory
C =
Columns 1 through 10:
4 5 6 7 8 9 10 11 12 13
Columns 11 through 20:
14 15 16 17 18 19 20 21 22 23
Columns 21 through 24:
24 25 26 27
>> warning('off','all')
warning: load_path: C:\Users\u202-03\Desktop\it-labs\ТЕ
МА2: No such file or directory
warning: load_path: C:\Users\u202-03\Desktop\it-labs\ТЕ
МА1: No such file or directory
>> graphics_toolkit('gnuplot')
>> bar(C)
##12
>> D=reshape(C,[],6)
D =
4 8 12 16 20 24
5 9 13 17 21 25
6 10 14 18 22 26
7 11 15 19 23 27
>> Prog1
D1 = 22
D2 =
18 22 26
D3 =
13 17 21
14 18 22
D4 =
19 20 21 22 23
D5 =
6 14 26
7 15 27
##13