Texas Instruments TI-89 Manual Book page 512

setFold()
CATALOG
setFold(newfolderName)
Returns the name of the current folder as a
string and sets
folder.
The folder
setGraph()
CATALOG
setGraph(modeNameString, settingString)
Sets the
settingString
of the mode. Storing the previous setting lets
you restore it later.
modeNameString
specifies which mode you want to set. It must
be one of the mode names from the table
below.
settingString
specifies the new setting for the mode. It
must be one of the settings listed below for
the specific mode you are setting.
Mode Name
"Coordinates"
"Graph Order"
"Grid"
"Axes"
"Leading Cursor"
"Labels"
"Style"
"Seq Axes"
"DE Axes"
"Solution Method"
"Fields"
1
Not available in Sequence, 3D, or Diff Equations graph mode.
2
Not available in 3D graph mode.
3
Applies only to 3D graph mode.
4
Applies only to Sequence graph mode.
5
Applies only to Diff Equations graph mode.
oldfolderString
as the current
newfolderName
must exist.
newfolderName
mode
Graph modeNameString
, and returns the previous setting
is a character string that
is a character string that
Settings
"Rect", "Polar", "Off"
"Seq", "Simul"
2
"Off", "On"
"Off", "On"
"Off", "Axes", "Box"
2
"Off", "On"
"Off", "On"
"Wire Frame", "Hidden
"Implicit Plot"
"Time", "Web", "U1-vs-U2"
"Time", "t-vs-y' ", "y-vs-y' ", "y1-vs-y2", "y1-vs-y2' ", "y1'-vs-y2' "
Tip: To type a prime symbol ( ' ), press 2 È.
"RK", "Euler"
"SlpFld", "DirFld", "FldOff"
newFold chris ¸
setFold(main) ¸
setFold(chris)! oldfoldr ¸
1! a ¸
setFold(#oldfoldr) ¸ "chris"
a ¸
chris\a ¸
setGraph("Graph Order","Seq")
string
¸
to
setGraph("Coordinates","Off")
¸
Note: Capitalization and blank spaces are
optional when entering mode names.
1
(not 3D graph mode)
(3D graph mode)
Surface", "Contour Levels", "Wire and Contour",
3
4
5
5
Appendix A: Functions and Instructions
Done
"chris"
"main"
1
a
1
"SEQ"
"RECT"
5
495