79 lines
1.1 KiB
Text
79 lines
1.1 KiB
Text
|
#lang scribble/manual
|
||
|
|
@(require (for-label racket))
|
||
|
|
|
||
|
|
@title{Polar}
|
||
|
|
Polar coordinates@section{related}
|
||
|
|
Classes/Point, Classes/Complex
|
||
|
|
@section{categories}
|
||
|
|
Math
|
||
|
|
|
||
|
|
@section{description}
|
||
|
|
|
||
|
|
Represents polar coordinates.
|
||
|
|
|
||
|
|
@section{classmethods}
|
||
|
|
|
||
|
|
|
||
|
|
@section{method}
|
||
|
|
new
|
||
|
|
Create a new polar coordinate with the given radius, rho, and angle in radians, theta.
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
@section{instancemethods}
|
||
|
|
|
||
|
|
|
||
|
|
@section{subsection}
|
||
|
|
Math
|
||
|
|
@section{method}
|
||
|
|
+, -, *, /
|
||
|
|
The math operations of addition, subtraction, multiplication and division are accomplished by
|
||
|
|
first converting to complex numbers.
|
||
|
|
|
||
|
|
@section{method}
|
||
|
|
scale
|
||
|
|
Scale the radius by some value.
|
||
|
|
|
||
|
|
@section{method}
|
||
|
|
rotate
|
||
|
|
Rotate the angle by some value.
|
||
|
|
|
||
|
|
@section{method}
|
||
|
|
neg
|
||
|
|
Rotate by pi.
|
||
|
|
|
||
|
|
|
||
|
|
@section{subsection}
|
||
|
|
Conversion
|
||
|
|
|
||
|
|
@section{method}
|
||
|
|
magnitude
|
||
|
|
Answer the radius.
|
||
|
|
|
||
|
|
@section{method}
|
||
|
|
angle
|
||
|
|
Answer the angle in radians
|
||
|
|
|
||
|
|
@section{method}
|
||
|
|
phase
|
||
|
|
Answer the angle in radians
|
||
|
|
|
||
|
|
@section{method}
|
||
|
|
real
|
||
|
|
Answer the real part.
|
||
|
|
|
||
|
|
@section{method}
|
||
|
|
imag
|
||
|
|
Answer the imaginary part.
|
||
|
|
|
||
|
|
@section{method}
|
||
|
|
asComplex
|
||
|
|
Convert to Complex
|
||
|
|
|
||
|
|
@section{method}
|
||
|
|
asPoint
|
||
|
|
Convert to Point
|
||
|
|
|
||
|
|
|
||
|
|
|