Appendix a: function and instruction reference – Texas Instruments TI-73 EXPLORER User Manual
Page 313
Appendix A: Function and Instruction Reference
307
73A-ENG.DOC AppxA: Function/Instruction Reference, English Julie Hewlett Revised: 07/29/98 1:10 PM Printed:
05/19/99 9:03 AM Page 307 of 36
Stop
8
C T L
Programming command; ends program execution and
returns to Home screen.
PROGRAM:STOP
:Input "T=",T
:If T20
:Then
:Disp "T20"
:Pause
:Else
:Stop
StorePic
number
2
S T O
Stores the current graph display in one of three
picture variables. number is
1
,
2
, or
3
(for variable
Pic1
,
Pic2
,
or Pic3
).
Line(0,0,6,6) b
StorePic 2 b
Done
sum(
list[,start,end])
- v
M A T H
Returns the sum of all elements in list. Specify the
additional optional arguments to return the sum of the
range of elements between start and end.
sum({1,2,4,8}) b
15
sum({1,2,4,8},2,4) b
14
sum({1,2,4,8},3) b
12
tan(
value
)
- u
T R I G
Returns the tangent of a real number, expression, or
all elements in a list. Results are determined by the
Angle mode setting (
Degree
or
Radian
).
In Degree mode:
tan(0) b
0
tan({0,1,30}) b
{0 .0174550649 .5773502692}
In Radian mode:
tan(p/4) b
1
tan({p/2,p/4,0}) b
{1 0 0}
tan
L
1
(
value
)
- u
T R I G
Returns the arctangent of a real number, expression,
or each element in a list.
Since tan=sinàcos, tan
L
is undefined when cos=0.
Results are determined by the Angle mode setting
(
Degree
or
Radian
).
In Degree mode:
tan
L
(1) b
45
tan
L
({.5,1,0)) b
{26.56505118 45 0}
In Radian mode:
tan
L
(.5) b
.463647609
tan
L
({.5,1,0)) b
{.463647609 .7853981634 0}