eye

Creates an identity matrix.

Syntax

• R = eye
• R = eye(n)
• R = eye(n, m)
• R = eye(n, m, ..., z)
• R = eye(n, m, ..., z, 'like', V)
• R = eye(n, m, ..., z, classname)

Input argument

• n - a variable: n-by-n matrix
• m - a variable: n-by-m matrix

Description

eye returns an identity matrix.

Examples

eye(3)

eye(3,1,3,'single')

A = single([3 3])
B = eye(2,4,'like', A)

A = eye(0, 4)

See also

ones, zeros.

History

Author

Allan CORNET