.TH "std::exponential_distribution< _RealType >" 3cxx "Fri Dec 19 2014" "libstdc++" \" -*- nroff -*- .ad l .nh .SH NAME std::exponential_distribution< _RealType > \- .SH SYNOPSIS .br .PP .SH "Detailed Description" .PP .SS "templateclass std::exponential_distribution< _RealType >" An exponential continuous distribution for random numbers\&. The formula for the exponential probability density function is $p(x|\lambda) = \lambda e^{-\lambda x}$\&. .PP Mean$\frac{1}{\lambda}$ Median$\frac{\ln 2}{\lambda}$ Mode$zero$ Range$[0, \infty]$ Standard Deviation$\frac{1}{\lambda}$ Distribution Statistics .PP Definition at line 4646 of file random\&.h\&. .SH "Author" .PP Generated automatically by Doxygen for libstdc++ from the source code\&.