IdentityMatrix

IdentityMatrix(n)

gives the identity matrix with n rows and columns.

IdentityMatrix({n,m})

gives the identity matrix with n rows and m columns.

See

• Wikipedia - Identity matrix

Examples

>> IdentityMatrix(3)
{{1, 0, 0}, {0, 1, 0}, {0, 0, 1}}

Implementation status

• ✅ - full supported

Github

• Implementation of IdentityMatrix