</tr>
    <tr><td><code class="mendoza-code">(/ patt subst ?tag)</code> </td> <td> Alias for <code class="mendoza-code">(replace patt subst ?tag)</code> </td></tr>
    <tr><td><code class="mendoza-code">(constant k ?tag)</code> </td> <td> Captures a constant value and advances no characters. </td></tr>
    <tr><td><code class="mendoza-code">(argument n ?tag)</code> </td> <td> Captures the nth extra argument to the match function and does not advance. </td></tr>
    <tr><td><code class="mendoza-code">(positi