HP 39gs - Manual (Page 190)

15-2 Matrices
Creating and storing matrices
You can create, edit,
delete, send, and receive
matrices in the Matrix
catalog.
To open the Matrix
catalog, press
MATRIX .
You can also create and store matrices—named or
unnamed—-in HOME. For example, the command:
POLYROOT([1,0,–1,0]) M1
stores the root of the complex vector of length 3 into the
M1 variable. M1 now contains the three roots of
Matrix Catalog
keys The table below lists the operations of the menu keys in
the Matrix Catalog, as well as the use of Delete (
)
and Clear ( CLEAR ).
x
3
x – 0 =
Key Meaning
Opens the highlighted matrix for
editing.
Prompts for a matrix type, then
opens an empty matrix with the
highlighted name.
Transmits the highlighted matrix to
another hp 39gs or a disk drive.
See “Sending and receiving aplets”
on page 19-4.
Receives a matrix from another
hp 39gs or a disk drive. See
“Sending and receiving aplets” on
page 19-4.
Clears the highlighted matrix.
CLEAR Clears all matrices.
or Moves to the end or the beginning
of the catalog.
HP 39gs English.book Page 2 Wednesday, December 7, 2005 11:24 PM