# Bradley/Manna/Sipma: Termination of Polynomial Programs
(VAR an bn cn i j)
(RULES
eval(an, bn, cn, i, j) -> eval(an, bn, cn + 1, i, j + 1) :|: j < bn && i < an
eval(an, bn, cn, i, j) -> eval(an, bn, cn + 1, i + 1, j) :|: j < bn && i < an
eval(an, bn, cn, i, j) -> eval(an, bn, cn + 1, i + 1, j) :|: j >= bn && i < an
eval(an, bn, cn, i, j) -> eval(an, bn, cn + 1, i, j + 1) :|: j < bn && i >= an
)