
Summary of MatrixWriter Operations
Key
Description
Places contents of the current cell in the data entry
line for editing. (Press fi^fEDITjto get the EDIT
menu.) Press (ENTER) to save the changes, or (CANCEL)
to discard them.
For one-row arrays, toggles between vector entry and
matrix entry. If this key is “on” ( VECnn ), one-row
arrays are entered into the command line as vectors
(example: L 1 2 3 ]); if it’s “off’ ( vEC ), one-row
arrays are entered as matrices (example;
■ ir !.J T n
Narrows all cells so that one more column appears.
W I D-S- Widens all cells so that one fewer column appears.
L:i 0 Sets left-to-right entry mode. The cell cursor moves to
the next column after data entry.
y ij 4- Sets top-to-bottom entry mode. The cell cursor moves
to the next roiv after data entry.
+ RUW Inserts a row of zeros at the current cursor position.
■ ■ ■ " R 0 \4 Deletes the current row.
+ COL
Inserts a column of zeros at the current cursor position.
■ - C 0 L
Deletes the current column.
i ! Copies the current cell to level 1 of the stack.
•r I")! j fL
Activates the Interactive Stack, which can copy (echo)
stack objects to the command line.
ir^i MATRIX)
Restores the MatrixWriter menu if another menu is
displayed.
8-8 The MatrixWriter
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