{
    "name": "poisson",
    "result_type": "Distribution[Int]",
    "call": "Distributions.poisson[mu]",
    "args": [
        {
            "arg_name": "mu",
            "arg_type": "Double",
	    "description": "The mean parameter"
        }
    ],
    "title" : "The Poisson distribution",
    "description": "mean = mu\nvariance = mu^2",
    "examples": ["~poisson[1.0]                    # An exponential",
		 "~iid[10,posson[0.5]]             # 10 samples"
		]

}
