double function ( double arg0 , double arg1 ) { return 1.0 - Math . exp ( - arg1 * arg0 ) ; }
cumulative density function of the exponential distribution concode_field_sep double lambda concode_elem_sep UnivariateFunction pdfFunction concode_field_sep double pdf concode_elem_sep double pdf concode_elem_sep double variance concode_elem_sep double variance concode_elem_sep UnivariateFunction getProbabilityDensityFunction concode_elem_sep double mean concode_elem_sep double mean concode_elem_sep double quantile concode_elem_sep double quantile concode_elem_sep double logPdf concode_elem_sep double logPdf concode_elem_sep double getLowerBound concode_elem_sep double getUpperBound concode_elem_sep double evaluate