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What is a Double Array

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Amanda
Amanda on 20 Aug 2012
Answered: Samuel Gray on 3 Nov 2021
Concept question:
What is a 20x10x3 double array?
Thanks,
Amanda

Accepted Answer

Azzi Abdelmalek
Azzi Abdelmalek on 20 Aug 2012
Edited: Azzi Abdelmalek on 20 Aug 2012
a=[1 2;3 4]; is 2x2 double array % double is a class
a =
1 2
3 4
if you have 3 matrix
a=[1 2;3 4], b=[3 5;6 7]; c=[7 8;9 8] % for example
% you can put them in one array 2x2x3
x(:,:,1)=a;
x(:,:,2)=b;
x(:,:,3)=c;
%and the result will be
x(:,:,1) =
1 2
3 4
x(:,:,2) =
3 5
6 7
x(:,:,3) =
7 8
9 8

More Answers (1)

Samuel Gray
Samuel Gray on 3 Nov 2021
"What is a M,N... double array"
...it's an array of doubles, DP values
had me confused for a moment there, myself

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