Casio fx-4200P

@
Executing
Formulas
Stored
under
the
MEMO
Function
You
can
store
formulas
under
the
MEMO
function,
and
then
use
the
formula
memory
to
execute
them
whenever
necessary.
Simply
recall
the
desired
formula,
store
it
in
the
for-
mula
memory,
and
then
execute
it.
To
recall
“CIRCLE”
S=
*R2:
(page
63)
and
execute
it
for
R=6.
3
>
= a
(in
(i
en}
“CIRCLE’S
=
aR
a
wai)
“CIRCLE’S=7R_~
Formula
is
stored
when
the
(aj
indicator
disappears
from
the
display
eChecking the Number of Remaining Steps
Press
&)
GS)
to
check
the
number
of
unused
steps
remaining
in
memory.
Example
euaTe)
[
a
128steps
128 unused steps remain.
*The following display appears when all 279 steps are used.
EXE
Enter
value
for
R.
6 Ge)
i)
Result
113.0973355
a 3
ro}
“Characters
enclosed
in
double
quotation
marks
are
ignored
by
the
calculator
during
for-
mula
execution.
“The
symbol
appears
on
the
display
when
the
final
result
is
displayed.
This
is
because
the
formula
executed
contains
a
colon
at
the
end.
Press
the
@
key
again
to
complete
execution.
m@
Data
Storage
Capacity
The
total
storage
capacity
of
the
MEMO
IN
mode
is
279
steps
(see
page
17
for
informa-
tion
on
steps).
Exceeding
this
limitation
will
cause
a
Mem
ERROR.
The
maximum
capaci-
ty
for
each
record
is
63
steps.
Theoretically,
there
is
no
limitation
on
the
number
of
records
that
can
be
stored,
as
long
as
the
279-step
total
limitation
is
not
exceeded.
Also
note
that
the
@)
key
operation
that
completes
each
entry
of
data
into
a
record
also
takes
one
step.
Sa)
|
DATA
FULL
@
Error
Message
Table
a
L
Message
L
Meaning
a
Countermeasures
Syn
ERROR
1)
Error
in
calculation
formula
@
Press
©&}
or
(8)
to
locate
er-
format.
ror,
and
correct.
t-————_—
-
eae
LE
——,
Ma
ERROR
@
Calculation
result
exceeds
OD@D®
3
allowable
range.
Confirm
that
entered
values
2)
Input
range
of
function
ex-
are
within
range.
Be
sure
to
=
ceeded
(see
page
67).
also
check
values
stored
in
@
Mathematical
error
(i.e.
di-
memory.
vision
by
zero).
—
ee
Se
Cnn
ee
Stk
ERROR
*Overtlow
of
numeric
stack
or
«Simplify
calculation
so
that
command
stack.
limitations
of
stacks
are
not
exceeded
(8
levels
for
nu-
meric
stack;
16
levels
for
command
stack).
*Break calculation down into
smaller parts and execute in-
dividually.
4
Mem
|
«More
than
8
different
vari-
*Break
formula
down
into
ERROR
ables
in
a
single
formula.
smaller
parts
so
that
eight
or
*Attempt to exceed 279 steps less different variables are
in MEMO IN mode. included in each.
«Keep MEMO IN mode data
within 279-step limit.