1#ifndef STAN_MATH_REV_CORE_OPERATOR_LOGICAL_OR_HPP 
    2#define STAN_MATH_REV_CORE_OPERATOR_LOGICAL_OR_HPP 
   19  return x.val() || y.val();
 
   32template <
typename Arith, require_arithmetic_t<Arith>* = 
nullptr>
 
   47template <
typename Arith, require_arithmetic_t<Arith>* = 
nullptr>
 
bool operator||(const fvar< T > &x, const fvar< T > &y)
Return the logical disjunction of the values of the two arguments as defined by ||.
 
The lgamma implementation in stan-math is based on either the reentrant safe lgamma_r implementation ...