40 Recursion (Example 0030 v-04) <function-impl:function xlink:type= resource xlink:label= cust-fn-a name= my-fn:power output= xs:decimal value= if ($exp lt 0) then ( 1 div my-fn:power($y, - $exp) ) else ( if ($exp lt 1) then 1 else ($y * my-fn:power($y,$exp - 1)) ) >
{}