Operation Manual

Tables A-15
8299APPA.DOC TI-82, Appendix A, English Bob Fedorisko Revised: 02/09/01 9:35 AM Printed:
02/09/01 12:43 PM Page 15 of 28
prod
list
Returns product of
list
elements.
(F)
y
ã
LIST
ä
MATH
á
prod
â
11
.
10
Prompt
varA
,
varB
,
. . . Prompts for value for
varA
, then
varB
, etc.
(I)
†

I/O
á
Prompt
â
13
.
15
P
8
Rx(
R
,
q
)
Returns
X
, given polar
coordinates
R
and
q
.
(F)
y
ã
ANGLE
ä
á
P
8
Rx(
â
2
.
14
P
8
Ry(
R
,
q
)
Returns
Y
, given polar
coordinates
R
and
q
.
(F)
y
ã
ANGLE
ä
á
P
8
Ry(
â
2
.
14
Pt
.
Change(
X
,
Y
)
Changes point at (
X
,
Y
).
(I)
y
ã
DRAW
ä
POINTS
á
Pt-Change(
â
8
.
12
Pt
.
Off(
X
,
Y
)
Erases point at (
X
,
Y
).
(I)
y
ã
DRAW
ä
POINTS
á
Pt-Off(
â
8
.
12
Pt
.
On(
X
,
Y
)
Draws point at (
X
,
Y
).
(I)
y
ã
DRAW
ä
POINTS
á
Pt-On(
â
8
.
12
PwrReg
Fits data to power model
using lists from
SET UP
CALCS
.
(I)
…
CALC
á
PwrReg
â
12
.
16
PwrReg
Xlist
,
Ylist
Fits
Xlist
and
Ylist
to
power model.
(I)
…
CALC
á
PwrReg
â
12
.
16
PwrReg
Xlist
,
Ylist
,
Flist
Fits
Xlist
and
Ylist
to
power model with
frequency
Flist
.
(I)
…
CALC
á
PwrReg
â
12
.
16
Pxl
.
Change(
row
,
column
)
Changes pixel at (
row
,
column
); 0
row
62 and
0
column
94.
(I)
y
ã
DRAW
ä
POINTS
á
Pxl-Change(
â
8
.
13
Pxl
.
Off(
row
,
column
)
Erases pixel at (
row
,
column
); 0
row
62 and
0
column
94.
(I)
y
ã
DRAW
ä
POINTS
á
Pxl-Off(
â
8
.
13
Pxl
.
On(
row
,
column
)
Draws pixel at (
row
,
column
); 0
row
62 and
0
column
94.
(I)
y
ã
DRAW
ä
POINTS
á
Pxl-On(
â
8
.
13
pxl
.
Test(
row
,
column
)
Returns 1 if pixel (
row
,
column
) is on, 0 if it is off;
0
row
62 and
0
column
94.
(F)
y
ã
DRAW
ä
POINTS
á
pxl-Test(
â
8
.
13
QuadReg
Fits data to quadratic
model using lists from
SET UP CALCS
.
(I)
…
CALC
á
QuadReg
â
12
.
15
QuadReg
Xlist
,
Ylist
Fits
Xlist
and
Ylist
to
quadratic model.
(I)
…
CALC
á
QuadReg
â
12
.
15
QuadReg
Xlist
,
Ylist
,
Flist
Fits
Xlist
and
Ylist
to
quadratic model with
frequency
Flist
.
(I)
…
CALC
á
QuadReg
â
12
.
15