eye
Identity matrix
Description
I = eye
returns the scalar 1
.
I = eye(
returns an
n
)n
-by-n
identity matrix with ones on
the main diagonal and zeros elsewhere.
I = eye(___,
also specifies the data type (class) of typename
)I
for any of the
previous syntaxes. For example, eye(5,'int8')
returns a
5-by-5 identity matrix consisting of 8-bit integers.
Examples
Input Arguments
Extended Capabilities
Version History
Introduced before R2006a