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Viewing changes to src/pkg/math/rand/zipf.go

  • Committer: Package Import Robot
  • Author(s): James Page
  • Date: 2013-08-20 14:06:23 UTC
  • mfrom: (14.1.23 saucy-proposed)
  • Revision ID: package-import@ubuntu.com-20130820140623-b414jfxi3m0qkmrq
Tags: 2:1.1.2-2ubuntu1
https://launchpad.net/bugs/1211749
https://launchpad.net/bugs/1202027
* Merge from Debian unstable (LP: #1211749, #1202027). Remaining changes:
  - 016-armhf-elf-header.patch: Use correct ELF header for armhf binaries.
  - d/control,control.cross: Update Breaks/Replaces for Ubuntu
    versions to ensure smooth upgrades, regenerate control file.

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src/pkg/math/rand/zipf.go
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// NewZipf returns a Zipf generating variates p(k) on [0, imax]
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// proportional to (v+k)**(-s) where s>1 and k>=0, and v>=1.
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//
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func NewZipf(r *Rand, s float64, v float64, imax uint64) *Zipf {
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        z := new(Zipf)
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        if s <= 1.0 || v < 1 {
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        return z
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}
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// Uint64 returns a value drawn from the Zipf distributed described
 
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// Uint64 returns a value drawn from the Zipf distribution described
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// by the Zipf object.
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func (z *Zipf) Uint64() uint64 {
 
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        if z == nil {
 
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                panic("rand: nil Zipf")
 
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        }
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        k := 0.0
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        for {