HP 39g+ Graphing manual Working with matrices, To transmit a matrix

To transmit a matrix

A matrix is listed with two dimensions, even if it is 3×1. A vector is listed with the number of elements, such as 3.

You can send matrices between calculators just as you can send aplets, programs, lists, and notes.

1.Align the hp 39g+ calculators’ infrared ports.

2.Open the Matrix catalogs on both calculators.

3.Highlight the matrix to send.

4.Press .

5.Press on the receiving calculator.

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.

13-4 Matrices