Texas Instruments TI-83 Guide Book

CATALOG, Strings, Hyperbolic Functions 15-9
8315CATS.DOC TI-83 international English Bob Fedorisko Revised: 02/19/01 12:54 PM Printed: 02/19/01 1:39
PM Page 9 of 10
sub( returns a string that is a subset of an existing
string
.
string
can be a string or a string variable.
begin
is the
position number of the first character of the subset.
length
is the number of characters in the subset.
sub(
string
,
begin
,
length
)
In a program, you can enter a function to graph during
program execution using these commands.
Note:
When you execute this program, enter a function to store to
Y3
at the
ENTRY=
prompt.
sub(
Entering a
Function to
Graph during
Program
Execution

Texas Instruments TI-83 Specifications

General

Programming	TI-BASIC
Processor	Zilog Z80, 6 MHz
Weight	7.4 oz (210 g)
Display	96x64 pixels, monochrome LCD
Power Source	4 AAA batteries, 1 CR1616 or CR1620 for backup
Memory	32 KB RAM
Connectivity	2.5mm I/O port for linking with other TI calculators