3-6
u
Function Memory
[OPTN]
-
[FMEM]
Function memory is convenient for temporary storage of often-used expressions.
• {
STO
}
/
{
RCL
}
/
{
fn
}
/
{
SEE
} ... {function store}/{function recall}/{function area specification as a
variable name inside an expression}/{function list}
u
To store a function
Example
To store the function (A+B) (A–B) as function memory number 1
!
*
( ( )
a1
(A-E)
1
(A)
+
a2
(B)
!
/
( ) )
!
*
( ( )
a1
(A-E)
1
(A)
-
a2
(B)
!
/
( ) )
K
6
(
g
)
6
(
g
)
3
(FMEM)
1
(STO)
b
w
JJJ
• If the function memory number to which you store a function already contains a function, the
previous function is replaced with the new one.
• You can also use
!K
(
→
) to store a function in function
memory in a program. In this case, you must enclose the
function inside of double quotation marks.
u
To recall a function
Example
To recall the contents of function memory number 1
A
K
6
(
g
)
6
(
g
)
3
(FMEM)
2
(RCL)
b
w
• The recalled function appears at the current location of the cursor on the display.
u
To recall a function as a variable
A
d
!K
(
→
)
a1
(A-E)
1
(A)
w
b
!K
(
→
)
a1
(A-E)
2
(B)
w
K
6
(
g
)
6
(
g
)
3
(FMEM)
3
(fn)
b+c
w