iteral must have one of the following
suffixes: <code>_lpdf</code>, <code>_lpmf</code>, <code>_lcdf</code>, or <code>_lccdf</code>.</p>
</div>
<div id="algebraic-solver-argument-types-and-origins" class="section level3">
<h3 class="unnumbered" number="">Algebraic solver argument types and origins</h3>
<p>The <code>algebra_solver</code> function may be used without control
parameters; in this case</p>
<ul>
<li><p>its first argument refers to a function with signature
<code>( vector,  vector, real[], int[]) :