Phi_approx
ordered_logistic_lpmf
ordered_logistic_glm_lpmf
bernoulli_logit_lpmf
bernoulli_logit_glm_lpmf
lub_constrain
inv_logit
log_inv_logit_diff
cholesky_decompose
tridiagonalization
diag_inv
neg_binomial_2_log_glm_lpmf
multiply