Determinat of Matrix Error cannot take det 'Matrix must be square'

1 view (last 30 days)
olivia
olivia on 5 Sep 2023
Moved: Torsten on 5 Sep 2023
%Script
N=numel(Latty);
NED=[ -sind(Latty).*cosd(Lonny) -sind(Latty).*sind(Lonny) cosd(Latty) ;
-sind(Lonny) cosd(Lonny) zeros(N,1) ;
-cosd(Latty).*cosd(Lonny) -cosd(Latty).*sind(Lonny) -sind(Latty) ];
det(NED)
disp(NED)
%Output with det commented out
0.2795 0.5486 0.7880
-0.0220 0.6289 0.7771
0.2254 0.5580 0.7986
-0.1555 0.6237 0.7660
0.2152 0.5914 0.7771
0.1222 0.5749 0.8090
-0.0220 0.6289 0.7771
0.1629 0.6079 0.7771
-0.0215 0.6153 0.7880
-0.1006 0.6349 0.7660
-0.0600 0.5704 0.8192
-0.0733 0.5973 0.7986
0.2890 0.5436 0.7880
-0.1226 0.6310 0.7660
0.0672 0.6393 0.7660
0.2732 0.5362 0.7986
0.1620 0.5650 0.8090
0.0512 0.5855 0.8090
-0.0767 0.6246 0.7771
0.1222 0.5749 0.8090
-0.1336 0.6287 0.7660
-0.0600 0.5704 0.8192
0.0110 0.6292 0.7771
-0.1485 0.5540 0.8192
-0.1629 0.6079 0.7771
0.0329 0.6285 0.7771
0.0798 0.5680 0.8192
0.1489 0.5974 0.7880
0.1945 0.5985 0.7771
-0.0215 0.6153 0.7880
-0.1045 0.5927 0.7986
0.1521 0.5678 0.8090
-0.0400 0.5722 0.8192
0.1760 0.5755 0.7986
0.1735 0.6049 0.7771
-0.1116 0.6330 0.7660
0.2010 0.5523 0.8090
0.0439 0.6278 0.7771
0.1840 0.6018 0.7771
-0.1489 0.5974 0.7880
0.1489 0.5974 0.7880
0.1521 0.5678 0.8090
0.1422 0.5703 0.8090
0.1902 0.5855 0.7880
0.0614 0.5846 0.8090
-0.0308 0.5870 0.8090
0.2795 0.5486 0.7880
0.0500 0.5714 0.8192
0.1336 0.6287 0.7660
-0.0205 0.5874 0.8090
0.0103 0.5877 0.8090
-0.0410 0.5864 0.8090
-0.1021 0.5789 0.8090
0.1959 0.5690 0.7986
0.0963 0.6081 0.7880
-0.1308 0.6156 0.7771
0.1816 0.5590 0.8090
0.2241 0.5280 0.8192
-0.0215 0.6153 0.7880
0.0336 0.6419 0.7660
0.1222 0.5749 0.8090
0.0646 -0.5260 0.8480
0.8910 -0.4540 0
0.9994 0.0349 0
0.9272 -0.3746 0
0.9703 0.2419 0
0.9397 -0.3420 0
0.9781 -0.2079 0
0.9994 0.0349 0
0.9659 -0.2588 0
0.9994 0.0349 0
0.9877 0.1564 0
0.9945 0.1045 0
0.9925 0.1219 0
0.8829 -0.4695 0
0.9816 0.1908 0
0.9945 -0.1045 0
0.8910 -0.4540 0
0.9613 -0.2756 0
0.9962 -0.0872 0
0.9925 0.1219 0
0.9781 -0.2079 0
0.9781 0.2079 0
0.9945 0.1045 0
0.9998 -0.0175 0
0.9659 0.2588 0
0.9659 0.2588 0
0.9986 -0.0523 0
0.9903 -0.1392 0
0.9703 -0.2419 0
0.9511 -0.3090 0
0.9994 0.0349 0
0.9848 0.1736 0
0.9659 -0.2588 0
0.9976 0.0698 0
0.9563 -0.2924 0
0.9613 -0.2756 0
0.9848 0.1736 0
0.9397 -0.3420 0
0.9976 -0.0698 0
0.9563 -0.2924 0
0.9703 0.2419 0
0.9703 -0.2419 0
0.9659 -0.2588 0
0.9703 -0.2419 0
0.9511 -0.3090 0
0.9945 -0.1045 0
0.9986 0.0523 0
0.8910 -0.4540 0
0.9962 -0.0872 0
0.9781 -0.2079 0
0.9994 0.0349 0
0.9998 -0.0175 0
0.9976 0.0698 0
0.9848 0.1736 0
0.9455 -0.3256 0
0.9877 -0.1564 0
0.9781 0.2079 0
0.9511 -0.3090 0
0.9205 -0.3907 0
0.9994 0.0349 0
0.9986 -0.0523 0
0.9781 -0.2079 0
-0.9925 -0.1219 0
0.3577 0.7021 -0.6157
-0.0271 0.7767 -0.6293
0.2992 0.7405 -0.6018
-0.1853 0.7433 -0.6428
0.2658 0.7303 -0.6293
0.1682 0.7913 -0.5878
-0.0271 0.7767 -0.6293
0.2011 0.7507 -0.6293
-0.0275 0.7875 -0.6157
-0.1198 0.7566 -0.6428
-0.0856 0.8147 -0.5736
-0.0973 0.7927 -0.6018
0.3699 0.6958 -0.6157
-0.1462 0.7520 -0.6428
0.0801 0.7618 -0.6428
0.3626 0.7116 -0.6018
0.2230 0.7777 -0.5878
0.0705 0.8059 -0.5878
-0.0947 0.7714 -0.6293
0.1682 0.7913 -0.5878
-0.1593 0.7493 -0.6428
-0.0856 0.8147 -0.5736
0.0136 0.7770 -0.6293
-0.2120 0.7912 -0.5736
-0.2011 0.7507 -0.6293
0.0407 0.7761 -0.6293
0.1140 0.8112 -0.5736
0.1906 0.7646 -0.6157
0.2402 0.7391 -0.6293
-0.0275 0.7875 -0.6157
-0.1387 0.7865 -0.6018
0.2094 0.7815 -0.5878
-0.0571 0.8172 -0.5736
0.2335 0.7637 -0.6018
0.2142 0.7470 -0.6293
-0.1330 0.7544 -0.6428
0.2767 0.7602 -0.5878
0.0542 0.7753 -0.6293
0.2272 0.7432 -0.6293
-0.1906 0.7646 -0.6157
0.1906 0.7646 -0.6157
0.2094 0.7815 -0.5878
0.1957 0.7850 -0.5878
0.2435 0.7494 -0.6157
0.0846 0.8046 -0.5878
-0.0423 0.8079 -0.5878
0.3577 0.7021 -0.6157
0.0714 0.8160 -0.5736
0.1593 0.7493 -0.6428
-0.0282 0.8085 -0.5878
0.0141 0.8089 -0.5878
-0.0564 0.8070 -0.5878
-0.1405 0.7967 -0.5878
0.2600 0.7551 -0.6018
0.1233 0.7783 -0.6157
-0.1616 0.7602 -0.6293
0.2500 0.7694 -0.5878
0.3201 0.7540 -0.5736
-0.0275 0.7875 -0.6157
0.0401 0.7650 -0.6428
0.1682 0.7913 -0.5878
0.1034 -0.8417 -0.5299
%Error with det active
Error using det
Matrix must be square.
%Latty and Lonny are 62x1 doubles
  2 Comments
Matt J
Matt J on 5 Sep 2023
The error message seems self-explanatory. The disp() output clearly shows that your matrix is not square. Please explain what is unclear.
Dyuman Joshi
Dyuman Joshi on 5 Sep 2023
The error could not be more clear.
Do you have a way of defining determinant for non-square matrices?

Sign in to comment.

Sign in to answer this question.

Answers (1)

Torsten
Torsten on 5 Sep 2023
Moved: Torsten on 5 Sep 2023
Ran in:
Latty = [
38
39
37
40
39
36
39
39
38
40
35
37
38
40
40
37
36
36
39
36
40
35
39
35
39
39
35
38
39
38
37
36
35
37
39
40
36
39
39
38
38
36
36
38
36
36
38
35
40
36
36
36
36
37
38
39
36
35
38
40
36
32];
Lonny = [
-117
-88
-112
-76
-110
-102
-88
-105
-88
-81
-84
-83
-118
-79
-96
-117
-106
-95
-83
-102
-78
-84
-91
-75
-75
-93
-98
-104
-108
-88
-80
-105
-86
-107
-106
-80
-110
-94
-107
-76
-104
-105
-104
-108
-96
-87
-117
-95
-102
-88
-91
-86
-80
-109
-99
-78
-108
-113
-88
-93
-102
0];
NED = arrayfun(@(Latty,Lonny)[ -sind(Latty).*cosd(Lonny) -sind(Latty).*sind(Lonny) cosd(Latty) ; -sind(Lonny) cosd(Lonny) 0 ; -cosd(Latty).*cosd(Lonny) -cosd(Latty).*sind(Lonny) -sind(Latty) ],Latty,Lonny,'UniformOutput',0);
detNED = arrayfun(@(i)det(NED{i}),1:numel(Latty))
detNED = 1×62
1.0000 1.0000 1.0000 1.0000 1.0000 1.0000 1.0000 1.0000 1.0000 1.0000 1.0000 1.0000 1.0000 1.0000 1.0000 1.0000 1.0000 1.0000 1.0000 1.0000 1.0000 1.0000 1.0000 1.0000 1.0000 1.0000 1.0000 1.0000 1.0000 1.0000

Categories

Find more on MATLAB in Help Center and File Exchange

Tags

Products


Release

R2022a

Community Treasure Hunt

Find the treasures in MATLAB Central and discover how the community can help you!

Start Hunting!