Texas TI-86 用户手册

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310
     Chapter 20: A to Z Function and Instruction Reference
20ATOZ.DOC   TI-86, Chap 20, US English   Bob Fedorisko   Revised: 02/13/01 2:42 PM   Printed: 02/13/01 3:05 PM   Page 310 of 118
iPart 
list
iPart 
matrix
iPart 
vector
Returns a list, matrix, or vector in which each element
is the integer part of the corresponding element in the
specified argument.
[[1.25,
L
23.45][
L
99.5,47.15]]¶MAT
b
[[1.25  
L
23.45] 
[
L
99.5 47.15 ]]
iPart MAT b
[[1   
L
23] 
[
L
99 47 ]]
IS>(
‡ program editor
CTL menu
:IS>(
variable
,
value
)
:
command-if-variable
value
:
commands
Increments variable by 1. If the result is > value, skips
command-if-variable
value.
If the result is 
 value, then command-if-variablevalue
is executed.
variable
 cannot be a built-in variable.
Program segment:
  
©
:0¶A
:Lbl Start
:Disp A
:IS>(A,5)
:Goto Start
:Disp "A is now >5"
  
©
LabelOff
† graph format screen
LabelOff
Turns off axes labels.
LabelOn
† graph format screen
LabelOn
Turns on axes labels.