62 lines
813 B
Mathematica
62 lines
813 B
Mathematica
>> a = [1 2 35] %Declaring a vector (i.e. one-dimensional array)
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a =
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1 2 35
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>> a = [1 2 35;5 7 9] % Declaring a matrix (i.e. two-dimensional array)
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a =
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1 2 35
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5 7 9
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>> a3 = reshape(1:2*3*4,[2,3,4]); % declaring a three-dimensional array of size 2x3x4
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a3 =
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ans(:,:,1) =
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1 3 5
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2 4 6
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ans(:,:,2) =
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7 9 11
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8 10 12
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ans(:,:,3) =
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13 15 17
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14 16 18
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ans(:,:,4) =
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19 21 23
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20 22 24
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>> a(2,3) %Retrieving value using row and column indicies
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9
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>> a(6) %Retrieving value using array subscript
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ans =
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9
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>> a = [a [10;42]] %Added a column vector to the array
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a =
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1 2 35 10
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5 7 9 42
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>> a(:,1) = [] %Deleting array elements
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a =
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2 35 10
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7 9 42
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