46   const auto& sigma_ref = to_ref(sigma);  in offset_multiplier_constrain()  local
59                         value_of_rec(sigma_ref));  in offset_multiplier_constrain()
60   return fma(sigma_ref, x, mu_ref);  in offset_multiplier_constrain()
95   const auto& sigma_ref = to_ref(sigma);  in offset_multiplier_constrain()  local
108                         value_of_rec(sigma_ref));  in offset_multiplier_constrain()
109   if (size(sigma_ref) == 1) {  in offset_multiplier_constrain()
110     lp += sum(multiply_log(size(x), sigma_ref));  in offset_multiplier_constrain()
112     lp += sum(log(sigma_ref));  in offset_multiplier_constrain()
114   return fma(sigma_ref, x, mu_ref);  in offset_multiplier_constrain()
129   const auto& sigma_ref = to_ref(sigma);  in offset_multiplier_constrain()  local
131     ret.emplace_back(offset_multiplier_constrain(x[i], mu_ref, sigma_ref));  in offset_multiplier_constrain()
149   const auto& sigma_ref = to_ref(sigma);  in offset_multiplier_constrain()  local
151     ret.emplace_back(offset_multiplier_constrain(x[i], mu_ref, sigma_ref, lp));  in offset_multiplier_constrain()
208   const auto& sigma_ref = to_ref(sigma);  in offset_multiplier_constrain()  local
210     ret.emplace_back(offset_multiplier_constrain(x[i], mu[i], sigma_ref));  in offset_multiplier_constrain()
229   const auto& sigma_ref = to_ref(sigma);  in offset_multiplier_constrain()  local
231     ret.emplace_back(offset_multiplier_constrain(x[i], mu[i], sigma_ref, lp));  in offset_multiplier_constrain()