Texas Instruments TI-89 Titanium User Manual page 859

StoPic
CATALOG
picVar pxlRow
StoPic [,
Displays the graph screen and copies a rectangular
area of the display to the variable
and
pxlRow
corner of the area to copy (defaults are 0, 0).
and
width
in pixels, of the area. Defaults are the width and
height, in pixels, of the current graph screen.
Store
See !
(store)
string()
MATH/String menu
) ⇒
expression
string(
Simplifies
character string.
Style
CATALOG
equanum, stylePropertyString
Style
Sets the system graphing function
current graph mode to use the graphing property
stylePropertyString
must be an integer from 1–99 and the
equanum
function must already exist.
stylePropertyString
" ", "
Square
" ".
Below
Note that in parametric graphing, only the
the pair contains the style information.
Valid style names vs. graphing mode:
Function:
Parametric/Polar:
Sequence:
3D:
Diff Equations:
Note: Capitalization and blank spaces are optional
when entering
subMat()
CATALOG
matrix1
subMat( [,
endCol
[, ])
Returns the specified submatrix of
Defaults:
startRow
=last column.
endCol
856
pxlCol width height
, ] [, , ]
picVar
, if included, specify the upper-left
pxlCol
, if included, specify the dimensions,
height
, page 885.
string
and returns the result as a
expression
equanum
.
must be one of: "
Line
", " ", " ", "
Thick Animate Path
all styles
line, dot, square, thick,
animate, path
line, dot, square, thick
none
line, dot, square, thick,
animate, path
names.
stylePropertyString
startRow startCol endRow
] [, ] [,
⇒
matrix
matrix1
=1, =1,
startCol endRow
.
string(1.2345) ¸
string(1+2) ¸
string(cos(x)+‡(3)) ¸
Style 1,"thick" ¸
in the
Style 10,"path" ¸
Note: In function graphing mode, these
examples set the style of
to
y10(x) "Path"
", " ",
Dot
", or
Above
half of
xt
[1,2,3;4,5,6;7,8,9]! m1 ¸
]
.
=last row,
subMat(m1,2,1,3,2) ¸
subMat(m1,2,2) ¸
Appendix A: Functions and Instructions
"1.2345"
"cos(x) + ‡(3)"
Done
Done
to and
y1(x) "Thick"
.

1 2 3

4 5 6

7 8 9
4 5
[
7 8
5 6
[
8 9
"3"



]
]