HP 49g+ Graphing Calculator Manual de usuario descargar pdf (Pagina 112)

Page 8-4

The @+ROW@ key will add a row full of zeros at the location of the

selected cell of the spreadsheet.

The @-ROW key will delete the row corresponding to the selected cell of

the spreadsheet.

The @+COL@ key will add a column full of zeros at the location of the

selected cell of the spreadsheet.

The @-COL@ key will delete the column corresponding to the selected

cell of the spreadsheet.

The

@→STK@@ key will place the contents of the selected cell on the stack.

The @GOTO@ key, when pressed, will request that the user indicate the

number of the row and column where he or she wants to position the

cursor.

Pressing L once more produces the last menu, which contains only one

function @@DEL@ (delete).

The function @@DEL@ will delete the contents of the selected cell and

replace it with a zero.

To see these keys in action try the following exercise:

(1) Activate the Matrix Writer by using „². Make sure the @VEC

 and

@GO

→ keys are selected.

(2) Enter the following:

1`2`3`

L @GOTO@ 2@@OK@@ 1 @@OK@@ @@OK@@

4`5`6`

7`8`9`

1 2 ... 107 108 109 110 111 112 113 114 115 116 117 ... 174 175

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HP 49g+ Graphing Calculator Manual de usuario Pagina 112