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Appendix A: Tables and Reference Information 143
Stop Ends program execution;
returns to home screen.
†
CTL
F:Stop
Store: value!variable Stores value in variable. ¿
StoreGDB n Stores current graph in
database GDBn.
y <
STO
3:StoreGDB
StorePic
n Stores current picture in
picture
Picn.
y <
STO
1:StorePic
String
4Equ(string,Y=
var)
Converts string into an
equation and stores it in
Y= var.
y N
String4Equ(
sub(
string,begin,length) Returns a string that is a
subset of another string,
from begin to length.
y N
sub(
sum(
list[,start,end]) Returns the sum of
elements of list from start
to end.
y 9
MATH
5:sum(
tan(
value) Returns the tangent of a
real number, expression,
or list.
š
tan
L1
(value)
Returns the arctangent of
a real number, expression,
or list.
y A
Tangent(expression,value) Draws a line tangent to
expression at X=value.
y <
DRAW
5:Tangent(
tanh(
value) Returns hyperbolic
tangent of a real number,
expression, or list.
y N
tanh(
tanh
L1
(value)
Returns the hyperbolic
arctangent of a real
number, expression, or
list.
y N
tanh
L1
(
Function or Instruction/
Arguments
Result
Key or Keys/Menu
or Screen/Item