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IdentityMatrix
IdentityMatrix
[
n
]
gives the
n
n
identity matrix.
EXAMPLES
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Basic Examples
(1)
Construct a 3×3 identity matrix:
In[1]:=
Out[1]//MatrixForm=
Properties & Relations
(2)
Possible Issues
(1)
SEE ALSO
DiagonalMatrix
KroneckerDelta
UnitVector
Table
TUTORIALS
Vectors and Matrices
Constructing Matrices
MORE ABOUT
Constructing Matrices
Geometric Transforms
Matrices and Linear Algebra
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© 2008 Wolfram Research, Inc.
n identity matrix.
EXAMPLES
Basic Examples 
Properties & Relations 