Texas TI-86 用户手册
306
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 306 of 118
:If
condition
:Then
:
:
commands-if-true
:Else
:
:
commands-if-false
:End
:
:
commands
If condition is true (nonzero), executes commands-if-
true
true
from
Then
to
Else
and then continues with the next
command following
End
.
If condition is false (zero), executes commands-if-false
from
from
Else
to
End
and then continues with the next
command following
End
.
Program segment:
©
:If x<0
:Then
: Disp "x is negative"
:Else
: Disp "x is positive or zero"
:End
:Then
: Disp "x is negative"
:Else
: Disp "x is positive or zero"
:End
©
imag
CPLX menu
imag (
complexNumber
)
Returns the imaginary (nonreal) part of
complexNumber
complexNumber
. The imaginary part of a real number is
always 0.
imag (
real
,
imaginary
)
returns imaginary.
imag (
magnitude
±
angle
)
returns magnitude
sin
angle.
imag (3,4) b
4
imag (3
±4) b
L
2.27040748592
imag
complexList
imag
complexMatrix
imag
complexVector
Returns a list, matrix, or vector in which each element
is the imaginary part of the original argument.
is the imaginary part of the original argument.
imag {
L
2,(3,4),(3
±4)} b
{0 4
L
2.27040748592}