Creating And Storing Matrices - HP 40G User Manual

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Creating and storing matrices

You can create, edit, delete,
send, and receive matrices in
the Matrix catalog.
To open the Matrix catalog,
press
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
3
x
Matrix Catalog
The table below lists the operations of the menu keys in the
keys
Matrix Catalog, as well as the use of Delete (
(
Key
@9DU•
I@X•
T@I9•
S@8W•
12-2
manuals search engine
.
MATRIX
x
=
0
).
CLEAR
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 39G/40G or a disk drive.
See "Sending and receiving aplets" on
page 16-5.
Receives a matrix from another
HP 39G/40G or a disk drive. See
"Sending and receiving aplets" on
page 16-5.
Clears the highlighted matrix.
Clears all matrices.
CLEAR
or
Moves to the end or the beginning of
the catalog.
) and Clear
Matrices

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