Texas Instruments TI-83 - Page 369

Tables and Reference Information A-13
8399APXA.DOC TI-83 international English Bob Fedorisko Revised: 02/19/01 1:25 PM Printed: 02/19/01 1:40 PM
Page 13 of 58
Function or Instruction/
Arguments Result
Key or Keys/
Menu or Screen/Item
irr(
CF0
,
CFList
[
,
CFFreq
]
)
Returns the interest rate at
which the net present value of
the cash flows is equal to zero.
y
[
FINANCE
]
CALC
8:irr(
14
-
8
:IS>(
variable
,
value
)
:
commandA
:
commands
Increments
variable
by 1; skips
commandA
if
variable
>
value
.
†

CTL
A:IS>(
16
-
13
Ù
listname
Identifies the next one to five
characters as a user-created
list name.
y
[
LIST
]
OPS
B:
Ù
11
-
16
LabelOff
Turns off axes labels.
†
y
[
FORMAT
]
LabelOff
3
-
14
LabelOn
Turns on axes labels.
†
y
[
FORMAT
]
LabelOn
3
-
14
Lbl
label
Creates a
label
of one or two
characters.
†

CTL
9:Lbl
16
-
13
lcm(
valueA,valueB
)
Returns the least common
multiple of
valueA
and
valueB
,
which can be real numbers or
lists.

NUM
8:lcm(
2
-
15
length(
string
)
Returns the number of
characters in
string
.
y
[
CATALOG
]
length(
15
-
8
Line(
X1
,
Y1
,
X2
,
Y2
)
Draws a line from (
X1
,
Y1
) to
(
X2
,
Y2
).
y
[
DRAW
]
DRAW
2:Line(
8
-
5
Line(
X1
,
Y1
,
X2
,
Y2
,0)
Erases a line from (
X1
,
Y1
) to
(
X2
,
Y2
).
y
[
DRAW
]
DRAW
2:Line(
8
-
5