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Array Power

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Array Power

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Syntax

A .^ B

A .^ b

Description

A .^ B raises the elements of A to the power of the elements of B (B is a matrix). A .^ B is the matrix with elements A(i,j)^B(i,j).

A .^ b raises the elements of A to the power of b (b is a scalar). A.^b is the matrix with elements A(i,j)^b.

Examples

A

B

A .^ B

[1,-2,-4,2]

[1,2,1,4]

[1,4,-4,16]

[2,2;3,2]

[1,0;3,4]

[2,1;27,16]

A

b

A .^ b

[1, 2; 3, 4]

2

[1, 4; 9, 16]

[16, 4]

0.5

[4, 2]

Limitations

The A and B matrices must have the same size or b should be a scalar.