132 lines
2.6 KiB
Text
132 lines
2.6 KiB
Text
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#lang scribble/manual
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@(require (for-label racket))
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@title{Number}
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Mathematical quantity@section{categories}
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Math
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@section{description}
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Number represents a mathematical quantity.
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@section{instancemethods}
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@section{subsection}
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Math
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@section{method}
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+
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Addition.
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@section{method}
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-
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Subtraction.
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@section{method}
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*
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Multiplication.
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@section{method}
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/
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Division.
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@section{method}
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div
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Integer division.
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@section{method}
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%
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Modulo.
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@section{method}
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**
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Exponentiation.
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@section{subsection}
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Polar Coordinate Support
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@section{method}
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rho
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Answer the polar radius of the number.
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@section{method}
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theta
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Answer the polar angle of the number.
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@section{subsection}
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Complex Number Support
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@section{method}
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real
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Answer the real part of the number.
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@section{method}
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imag
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Answer the imaginary part of the number.
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@section{subsection}
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Conversion
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@section{method}
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@
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Create a new link::Classes/Point:: whose x coordinate is the receiver and whose y coordinate is aNumber.
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@section{method}
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complex
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Create a new link::Classes/Complex:: number whose real part is the receiver with the given imaginary part.
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@section{method}
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polar
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Create a new link::Classes/Polar:: number whose radius is the receiver with the given angle.
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@section{subsection}
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Iteration
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@section{method}
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for
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Calls strong::function:: for numbers from this up to endval, inclusive, stepping each time by 1.
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@section{argument}
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endValue
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a link::Classes/Number::.
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@section{argument}
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function
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a link::Classes/Function:: which is passed two arguments, the first which is an number from this to
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@section{argument}
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endval, and the second which is a number from zero to the number of iterations minus one.
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@section{method}
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forBy
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Calls strong::function:: for numbers from this up to endval stepping each time by step.
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@section{argument}
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endValue
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a link::Classes/Number::.
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@section{argument}
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stepValue
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a link::Classes/Number::.
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@section{argument}
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function
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a link::Classes/Function:: which is passed two arguments, the first which is an number from this to
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endval, and the second which is a number from zero to the number of iterations minus one.
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@section{method}
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forSeries
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Calls strong::function:: for numbers from this up to endval stepping each time by a step specified by second.
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@section{argument}
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second
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a link::Classes/Number::.
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@section{argument}
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last
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a link::Classes/Number::.
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@section{argument}
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function
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a link::Classes/Function:: which is passed two arguments, the first which is an number from this to
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endval, and the second which is a number from zero to the number of iterations minus one.
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