2
5
10
0
-1
-1
whos B
Name
Size
Bytes Class
Attributes
B
3x3
36 single
We see the result of this operation, B, is a single.
C = A * B % Matrix multiplication
C = 3x3 single matrix
5
12
24
12
30
59
24
59
117
C = A .* B % Elementwise arithmetic
C = 3x3 single matrix
1
4
0
4
25
-10
0
-10
1
X = inv(A) % Matrix inverse
X = 3x3 single matrix
5
2
-2
-2
-1
1
0
-2
1
I = inv(A) * A % Confirm result is identity matrix
I = 3x3 single matrix
1
0
0
0
1
0
0
0
1
I = A \ A % Better way to do matrix division than inv
I = 3x3 single matrix
1
0
0
0
1
0
0
0
1
E = eig(A) % Eigenvalues
E = 3x1 single column vector
Single Precision Math
4-27