Casio CFX-9800G - Page 79

Note that if you input data into a matrix that already contains data, the previous data is
replaced with the new data.
Input the value for each cell, pressing &@ each time.
OBIE
FEES b82)e:
After inputting all of.the values, press (i) to return to the matrix list.
Each
cell
can
hold
a
value
that
is
six
digits
long
if
positive,
or
five
digits
long
if
negative.
With exponential
display,
only
two
significant
digits
are
used.
lf
the
matrix
contains
more
than
three
column,
“>”
appears
on
the
display
to
indicate
there
is
more
data
off
the
right
side
of the
display.
*You
can
use
the
cursor
keys
to
move
the
highlighting
around
the
display
for
correction
of input
values,
etc.”
*Ten
bytes
of
memory
are
required
for
each
cell.
This
means
that
inputting
data
into
a
3
x
3
matrix
uses
up
90
ue
(3
x
3cells
x 10
bytes
=
90
bytes)
of
memory.
Deleting Matrices
You
can
dace
a
a
specific
matrix
or
all
of
the
matrices
stored
in
memory.
© To delete a specific matrix
Display: the matrix list.
Move the highlighting to the matrix you want to delete.
| pre ERASE MATRIX ira a
Press &3)(ERS).
F3}(ERS)
Press
(VES)
to
delete
the
matrix,
or
Ea\NO)
tc
to
abort
the
Operation
without
deleting
anything.
*After-you.delete a, matrix, thes wor
matrix list."
None" appears to the right of its location in the
—122—
® To delete all matrices ;
Display
the
matrix
list.
o
4
:
:
|[vES ERASE ALL maT [Wa]
FA
bed
Fi](YES)
to
delete
all
matrices,
or
(NO)
to
abort
the
operation
without
deleting
anything.
“
Press [F4)(ER°A).
(ER*A).
6-2 Modifying a Matrix
Once
you
create
a
matrix,
you
can
perform
any
of
the
following
‘operations
fo
modify
it.
Swapping
of
any
two
rows
-
*Calculation of a scalar product
*Scalar product addition
*Substitution and recall of values
Row delete, insert, add
«Column delete, insert, add
Before Modifying a Matrix
Before
starting
work
with
an,
existing
matrix,
you
must
first
select
it
in,
nthe
matrix
list
‘and
then display the matrix editing screen. : 2
®To display the matrix.editing screen,
Example]
To
display
Matrix
A,
which
contains
the
following
data.
‘
: 1 2
(: 4
“AS 6fo0 bs by at
Fa](EDIT)
(F(EDIT) or &
—123—-