Identity Command
From GeoGebra Manual
Revision as of 15:19, 23 July 2015 by Markus.winkler (talk | contribs)
- Identity[ <Number> ]
- Gives the identity matrix of the given order.
- Example:
Identity[3]yields 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^0 yields the same as Identity[n].CAS Syntax
- Identity[ <Number> ]
- Gives the identity matrix of the given order.
- Example:
Identity[3]yields 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^0 yields the same as Identity[n].
