.TH "std::binomial_distribution< _IntType >" 3cxx "Sun Feb 7 2021" "libstdc++" \" -*- nroff -*- .ad l .nh .SH NAME std::binomial_distribution< _IntType > \- A discrete binomial random number distribution\&. .SH SYNOPSIS .br .PP .SS "Classes" .in +1c .ti -1c .RI "struct \fBparam_type\fP" .br .in -1c .SS "Public Types" .in +1c .ti -1c .RI "typedef _IntType \fBresult_type\fP" .br .in -1c .SS "Public Member Functions" .in +1c .ti -1c .RI "\fBbinomial_distribution\fP (_IntType __t, double __p=0\&.5)" .br .ti -1c .RI "\fBbinomial_distribution\fP (const \fBparam_type\fP &__p)" .br .ti -1c .RI "template void \fB__generate\fP (_ForwardIterator __f, _ForwardIterator __t, _UniformRandomNumberGenerator &__urng)" .br .ti -1c .RI "template void \fB__generate\fP (_ForwardIterator __f, _ForwardIterator __t, _UniformRandomNumberGenerator &__urng, const \fBparam_type\fP &__p)" .br .ti -1c .RI "template void \fB__generate\fP (\fBresult_type\fP *__f, \fBresult_type\fP *__t, _UniformRandomNumberGenerator &__urng, const \fBparam_type\fP &__p)" .br .ti -1c .RI "\fBresult_type\fP \fBmax\fP () const" .br .RI "Returns the least upper bound value of the distribution\&. " .ti -1c .RI "\fBresult_type\fP \fBmin\fP () const" .br .RI "Returns the greatest lower bound value of the distribution\&. " .ti -1c .RI "template \fBresult_type\fP \fBoperator()\fP (_UniformRandomNumberGenerator &__urng)" .br .RI "Generating functions\&. " .ti -1c .RI "template \fBresult_type\fP \fBoperator()\fP (_UniformRandomNumberGenerator &__urng, const \fBparam_type\fP &__p)" .br .ti -1c .RI "double \fBp\fP () const" .br .RI "Returns the distribution \fCp\fP parameter\&. " .ti -1c .RI "\fBparam_type\fP \fBparam\fP () const" .br .RI "Returns the parameter set of the distribution\&. " .ti -1c .RI "void \fBparam\fP (const \fBparam_type\fP &__param)" .br .RI "Sets the parameter set of the distribution\&. " .ti -1c .RI "void \fBreset\fP ()" .br .RI "Resets the distribution state\&. " .ti -1c .RI "_IntType \fBt\fP () const" .br .RI "Returns the distribution \fCt\fP parameter\&. " .in -1c .SS "Friends" .in +1c .ti -1c .RI "template \fBstd::basic_ostream\fP< _CharT, _Traits > & \fBoperator<<\fP (\fBstd::basic_ostream\fP< _CharT, _Traits > &__os, const \fBstd::binomial_distribution\fP< _IntType1 > &__x)" .br .RI "Inserts a binomial_distribution random number distribution \fC__x\fP into the output stream \fC__os\fP\&. " .ti -1c .RI "bool \fBoperator==\fP (const \fBbinomial_distribution\fP &__d1, const \fBbinomial_distribution\fP &__d2)" .br .RI "Return true if two binomial distributions have the same parameters and the sequences that would be generated are equal\&. " .ti -1c .RI "template \fBstd::basic_istream\fP< _CharT, _Traits > & \fBoperator>>\fP (\fBstd::basic_istream\fP< _CharT, _Traits > &__is, \fBstd::binomial_distribution\fP< _IntType1 > &__x)" .br .RI "Extracts a binomial_distribution random number distribution \fC__x\fP from the input stream \fC__is\fP\&. " .in -1c .SH "Detailed Description" .PP .SS "template .br class std::binomial_distribution< _IntType >" A discrete binomial random number distribution\&. The formula for the binomial probability density function is $p(i|t,p) = \binom{t}{i} p^i (1 - p)^{t - i}$ where $t$ and $p$ are the parameters of the distribution\&. .PP Definition at line 3732 of file random\&.h\&. .SH "Author" .PP Generated automatically by Doxygen for libstdc++ from the source code\&.