Texas Instruments TI-83 Manual Book page 234

Text( row,column,value,value... )
can be text enclosed in quotation marks ( ), or it can be an
value "
expression. The TI-83 Plus will evaluate an expression and display the
result with up to 10 characters.
Split Screen
On a split screen, the maximum value for is 25. On a split
Horiz row G.T
screen, the maximum value for is 45, and the maximum value for
row
is 46.
column
TI-83 Plus Draw Instructions 231