Texas Instruments TI-84 Plus Guide Book

Appendix A: Functions and Instructions 574
DiagnosticOn Sets diagnostics-on mode;
r, r
2
, and R
2
are displayed
as regression model
results.
y N
DiagnosticOn
dim(listname) Returns the dimension of
listname.
y 9
OPS
3:dim(
dim(matrixname) Returns the dimension of
matrixname as a list.
y >
MATH
3:dim(
length
!dim(listname)
Assigns a new dimension
(length) to a new or existing
listname.
y 9
OPS
3:dim(
{rows,columns}
!
dim(matrixname)
Assigns new dimensions to
a new or existing
matrixname.
y >
MATH
3:dim(
Disp Displays the home screen.
† 
I/O
3:Disp
Disp [valueA,valueB,
valueC,...,value n]
Displays each value.
†

I/O
3:Disp
DispGraph Displays the graph.
†

I/O
4:DispGraph
F unction or
Instruction/Arguments Result
Key or
Keys/Menu or
Screen/Item

Texas Instruments TI-84 Plus Specifications

General

Battery type	AAA
Power source	Battery
Number of batteries supported	4
Type	Graphing
Cover	No
Form factor	Pocket
Control type	Buttons
Product color	Black
USB port	Yes
USB 2.0 ports quantity	1
Digits	- digits
Display number of lines	8 lines
Display number of characters	16
RAM capacity	0.024 MB
ROM capacity	0.480 MB
Storage media type	-