Texas Instruments Voyage 200, Руководство пользователя

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786 Appendix A: Functions and Instructions
AndPic
CATALOG
AndPic
picVar[, row, column]
Displays the Graph screen and logically “ANDS”
the picture stored in
picVar and the current graph
screen at pixel coordinates (row, column) .
picVar
must be a picture type.
Default coordinates are (0,0), which is the upper
left corner of the screen.
In function graphing mode and Y= Editor:
y1(x) = cos(x)
C
ˆ
Style = 3:Square
„
Zoom = 7:ZoomTrig
ƒ
= 2:Save Copy As...
Type = Picture, Variable = PIC1
y2(x) = sin(x)
ˆ
Style = 3:Square
y1 = no checkmark (F4 to deselect)
„
Zoom = 7:ZoomTrig
8 "
AndPic PIC1
¸
Done
angle()
MATH/Complex menu
angle(
expression1
)
⇒
⇒ ⇒
⇒
expression
Returns the angle of expression1 , interpreting
expression1 as a complex number.
Note: All undefined variables are treated as real
variables.
In Degree angle mode:
angle(0+2
i
)
¸
90
In Gradian angle mode:
angle(0+3
i
)
¸
100
In Radian angle mode:
angle(1+
i
)
¸
p
4
angle(z)
¸
angle(x+
i
y)
¸
angle(
list1
)
⇒
⇒ ⇒
⇒
list
angle(
matrix1
)
⇒
⇒ ⇒
⇒
matrix
Returns a list or matrix of angles of the elements
in
list1 or matrix1 , interpreting each element as a
complex number that represents a two-
dimensional rectangular coordinate point.
In Radian angle mode:
angle({1+2
i
,3+0
i
,0
ì
4
i
})
¸