log_sum_exp_signed()

template<typename T1 , typename T2 , require_all_stan_scalar_t< T1, T2 > * = nullptr>

std::tuple< return_type_t< T1, T2 >, int > stan::math::log_sum_exp_signed ( const T1 &  a, int  a_sign, const T2 &  b, int  b_sign  )

inline

Calculates the log sum of exponentials without overflow, accounting for the signs of the inputs.

Template Parameters

T1	type of the first variable
T2	type of the second variable

Parameters

a	the first variable
a_sign	sign of the first variable
b	the second variable
b_sign	sign of the second variable

Definition at line 28 of file log_sum_exp_signed.hpp.