st match the size of <code>alpha</code> and the number of columns of <code>x</code> needs to match the size of the coefficient vector <code>beta</code>. If <code>x</code> and <code>y</code> are data (not parameters) this function can be executed on a GPU.</p>
<!-- real; poisson_log_glm_lpmf; (int[] y | row_vector x, real alpha, vector beta); -->

<p><code>real</code> <strong><code>poisson_log_glm_lpmf</code></strong><code>(int[] y | row_vector x, real alpha, vector beta)</code><br>The log Poisson probabilit