diag

Get diagonal elements of matrix or create diagonal matrix.

Syntax

• D = diag(V)

• X = diag(A)

• D = diag(V, k)

• X = diag(A, k)

Input argument

• V - Diagonal elements

• A - Input matrix

Output argument

• D - vector

• X - matrix

Description

diag returns diagonal elements of matrix or create diagonal matrix.

Example

diag(eye(3))
diag(diag(eye(3)))

See also

ones.

History

Version	Description
1.0.0	initial version

Author

Allan CORNET