18-4 Matrices
To transmit a 
matrix
You can send matrices between calculators just as you 
can send aplets, programs, lists, and notes. 
1. Connect the calculators using an appropriate cable.
2. Open the Matrix catalogs on both calculators. 
3. Highlight the matrix to send.
4. Press   and choose the method of sending. 
5. Press   on the receiving calculator and choose 
the method of receiving. 
For more information on sending and receiving files, see 
“Sending and receiving aplets” on page 22-4.
Working with matrices
To edit a matrix In the Matrix catalog, highlight the name of the matrix 
you want to edit and press  .
Matrix edit keys The following table lists the matrix edit key operations.
Key Meaning 
Copies the highlighted element to 
the edit line.
Inserts a row of zeros above, or a 
column of zeros to the left, of the 
highlighted cell. (You are prompted 
to choose row or column.)
A three-way toggle for cursor 
advancement in the Matrix editor. 
 advances to the right,  ¸ 
advances downward, and   
does not advance at all.
Switches between larger and 
smaller font sizes.
Deletes the highlighted cells, row, 
or column (you are prompted to 
make a choice).
CLEAR Clears all elements from the matrix.
hp40g+.book  Page 4  Friday, December 9, 2005  12:27 AM