Chapter 10: Matrices
149
Note:
•
The commas that you must enter to separate elements are not displayed on output.
•
Closing brackets are required when you enter a matrix directly on the home screen or in
an expression.
•
When you define a matrix using the matrix editor, it is automatically stored. However,
when you enter a matrix directly on the home screen or in an expression, it is not
automatically stored, but you can store it.
In MathPrint™ mode, you could also use the
MTRX
shortcut menu to enter this kind of matrix:
1. Press
t ` † ~ ~ Í † Í
to define the matrix dimension.
2. Press
1
~
2
~
2
~
4
~
5
~
6
~
to define the matrix.
3. Press
Í
to perform the calculation.
Displaying and Copying Matrices
Displaying a Matrix
To display the contents of a matrix on the home screen, select the matrix from the
MATRX NAMES
menu, and then press
Í
.
In MathPrint™ mode:
•
An arrow at the left or right indicates additional columns.
•
An arrow at the top or bottom indicates additional rows.
In Classic mode:
•
Ellipses in the left or right column indicate additional columns.
