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User Function For Polar Addition - HP -28S Manual

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Convert to rectangular coordinates.
P~R
3:
(1.57~-1.32)
2:
(1. 6<:::,1. 18)
1:
(1.27,2.72)
DDlIIIJlI.:IBICIDIlIB_
Add the rectangular coordinates.
[B
3:
(0.00,2.00)
2:
(1.57 -1.32)
1:
(2.89,3.89)
DDlIIIJlI.:IBICIDIlIB_
Convert to polar coordinates.
R~P
3:
(0.00,2.00)
2:
(1.57,-1.32)
1:
(4.85,53.46)
DDlIIIJlI.:IBICIDIlIB_
The resulting distance is 4.85 miles, and the resulting bearing is
53.46°.
A User Function for Polar Addition
Here's a simple program PSUM (polar sum) to automate the process
you did manually in the previous section.
Begin the program.
OD
2:
(1.57,-1.32)
1:
(4.85,53.46)
«I
DDlIIIJlI.:IBICIDIlIB_
Indicate the arguments. (Use a space to separate the two arguments.)
• G
[1gJ
x
I
SPACE
I
y
2:
( 1. 57, - 1. 32)
1:
(4.85,53.46)
«
~
x
yl
DDlIIIJlI.:IBICIDIlIB_
The right arrow indicates that the following names are local variables,
which will exist only within this program.
86
6: Complex-Number Functions

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