Identity Command
From GeoGebra Manual
Revision as of 15:17, 16 August 2011 by Christina.biermair (talk | contribs)
- Identity[Number n]
- Returns the identity matrix with the given order (n\times n).
- Example:
Identity[3]gives you the matrix \begin{pmatrix}1&0&0\\0&1&0\\0&0&1\end{pmatrix}.
- Note: If A is a square matrix of order n,
A^0produces the same matrix asIdentity[n].
CAS Syntax
- Identity[Number]
- Returns the identity matrix with the given order.
