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Member of the matrix class.

Syntax

c = eye(n)

c = eye(m, n)

c = eye([m, n])

c = eye(size(a))

Description

Generates an identity matrix. An identity matrix has ones on the main diagonal and zeros elsewhere.

Examples

Inputs

Name	Description
m	Specifies the number of rows for the identity matrix. m is an integer.
n	Specifies the number of columns for the identity matrix. n is an integer.
a	Specifies a square matrix.

Outputs

Name	Description
c	Returns an identity matrix with m rows and n columns, or of the same size as a. c = eye(n) returns an n-by-n matrix.

Examples

C = eye(3, 3)

Related Topics

ones