The following rules do not require full function tables:
// ----------------------------------
// EQUAL APP COMP x y z APP x APP y z
//
// -------------------------------------
// EQUAL COMP COMP x y z COMP x COMP y z
//
// -------------------------------------
// EQUAL JOIN JOIN x y z JOIN x JOIN y z
//
// -------------------------------------
// EQUAL RAND RAND x y z RAND x RAND y z
The following rules do not require full function tables: