std::poisson_distribution::poisson_distribution

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std::poisson_distribution
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poisson_distribution::poisson_distribution
poisson_distribution::reset
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poisson_distribution::operator()
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poisson_distribution::mean
poisson_distribution::param
poisson_distribution::min
poisson_distribution::max
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explicit poisson_distribution( double mean = 1.0 );
 (1) （C++11 起）
explicit poisson_distribution( const param_type& params );
 (2) （C++11 起）
构造一个新分配的对象。第一个版本使用mean的分布参数，第二个版本使用params的分布参数.
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Constructs a new distribution object. The first version uses mean as the distribution parameter, the second version uses params as the distribution parameter.
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[编辑] 参数

mean -
“μ”分布参数（平均分配）
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the μ distribution parameter (the mean of the distribution)
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params -
的分布参数设定
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the distribution parameter set
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[编辑] 注释

要求0 < mean.
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Requires that 0 < mean.
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