valuated once per leapfrog step. Transformed parameters are then
declared and their defining statements executed once per leapfrog
step.</p>
</div>
<div id="generated-quantities" class="section level3">
<h3 class="unnumbered" number="">Generated Quantities</h3>
<p>The generated quantity variables are defined once per sample after all
the leapfrog steps have been completed. These may be random
quantities, so the block must be rerun even if the Metropolis
adjustment of HMC or NUTS rejects the update proposal.