Building A Vector With Arry - HP 48gII User Manual

(5) Press @-COL@. The first column will disappear.
(6) Press @+COL@. A row of two zeroes appears in the first row.
(7) Press @GOTO@ 3@@OK@@ 3@@OK@@ @@OK@@ to move to position (3,3).
STK@@.
(8) Press This will place the contents of cell (3,3) on the stack,
@→
although you will not be able to see it yet.
(9) Press ` to return to normal display. Element (3,3) and the full matrix
will be available in the screen.
Summary of Matrix Writer use for entering vectors
In summary, to enter a vector using the Matrix Writer, simply activate the
writer („²), and place the elements of the vector, pressing ` after
each of them. Then, press ``. Make sure that the @VEC and @GO
keys are selected.
Example: „²³~„xQ2`2`5\``
produces:
Building a vector with
The function ARRY, available in the function catalog (‚N‚é,
→
use —˜ to locate the function), can also be used to build a vector or
array in the following way. In ALG mode, enter
number of elements), e.g.,
In RPN mode:
(1) Enter the n elements of the array in the order you want them to appear in
the array (when read from left to right) into the RPN stack.
(2) Enter n as the last entry.
(3) Use function ARRY.
['x^2' 2 –5 ]
ARRY
→ @
ARRY(vector elements,
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