Texas Instruments TI-89 Voyage 200, User Manual

Page: 883 / 1008

Appendix A: Functions and Instructions 883
StoGDB
CATALOG
StoGDB
GDBvar
Creates a Graph database (GDB) variable that
contains the current:
* Graphing mode
* Y= functions
* Window variables
* Graph format settings
1- or 2-Graph setting (split screen and ratio
settings if 2-Graph mode)
Angle
mode
Real/complex mode
* Initial conditions if Sequence or
Diff Equations mode
* Table flags
* tblStart,
@ tbl, tblInput
You can use
RclGDB
GDBvar to restore the graph
environment.
* Note: These items are saved for both graphs in
2-Graph mode.
Stop
CATALOG
Stop
Used as a program instruction to stop program
execution.
Program segment:
©
For i,1,10,1
If i=5
Stop
EndFor
©
StoPic
CATALOG
StoPic
picVar
[ ,
pxlRow
,
pxlCol
] [ ,
width
,
height
]
Displays the graph screen and copies a
rectangular area of the display to the variable
picVar
.
pxlRow
and
pxlCol
, if included, specify the upper-
left corner of the area to copy (defaults are 0, 0).
width
and
height
, if included, specify the
dimensions, in pixels, of the area. Defaults are the
width and height, in pixels, of the current graph
screen.
Store
See
! (store)
, page 912.
string()
MATH/String menu
string(
expression
)
⇒ ⇒ ⇒ ⇒
string
Simplifies
expression
and returns the result as a
character string.
string(1.2345)
¸
"1.2345"
string(1+2)
¸
"3"
string(cos(x)+
‡
(3))
¸
"cos(x) +
‡
(3)"