BSD style: see
license.txt
Initial release: July 2008
Fawzi Mohamed
- class ExpSource(RandG, T) ¶#
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class that returns exponential distributed numbers (f=exp(-x) for x>0, 0 otherwise)
- real probDensityF(real x) [static] ¶#
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probability distribution
- real invProbDensityF(real x) [static] ¶#
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inverse probability distribution
- real cumProbDensityFCompl(real x) [static] ¶#
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complement of the cumulative density distribution (integral x..infinity probDensityF)
- T tailGenerator(RandG r, T dMin) [static] ¶#
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tail for exponential distribution
- SourceT source ¶#
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internal source of exp distribued numbers
- this(RandG r) ¶#
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initializes the probability distribution
- ExpSource opCall(U, S...)(ref U a, S args) ¶#
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chainable call style initialization of variables (thorugh a call to randomize)
- T getRandom() ¶#
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returns a exp distribued number
- T getRandom(T beta) ¶#
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returns a exp distribued number with the given beta (survival rate, average)
f=1/beta*exp(-x/beta)
- U randomize(U)(ref U x) ¶#
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initializes the given variable with an exponentially distribued number
- U randomize(U, V)(ref U x, V beta) ¶#
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initializes the given variable with an exponentially distribued number with
scale parameter beta
- U randomizeOp(U, S)(S delegate(T) op, ref U a) ¶#
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initializes the given variable with an exponentially distribued number and maps op on it
- struct ExpDistribution ¶#
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exp distribution with different default scale parameter beta
f=1/beta*exp(-x/beta) for x>0, 0 otherwise
- ExpDistribution create()(ExpSource source, T beta) [static] ¶#
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constructor
- ExpDistribution opCall(U, S...)(ref U a, S args) ¶#
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chainable call style initialization of variables (thorugh a call to randomize)
- T getRandom() ¶#
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returns a single number
- U randomize(U)(ref U a) ¶#
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initialize a
- U randomize(U, V)(ref U a, V b) ¶#
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initialize a
- ExpDistribution expD(T beta) ¶#
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returns an exp distribution with a different beta