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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


Version Description
1.0.0 initial version

Author


Allan CORNET

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