dent variable value <code>y</code> are used for all observations.
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 | matrix x, vector alpha, vector beta); -->
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<p><code>real</code> <strong><code>poisson_log_glm_lpmf</code></strong><code>(int y | matrix x, vector alpha, vector beta)</code><br>
The 