(VAR x y) (RULES f(0) -> 1 f(s(x)) -> g(x,s(x)) g(0,y) -> y g(s(x),y) -> g(x,+(y,s(x))) +(x,0) -> x +(x,s(y)) -> s(+(x,y)) g(s(x),y) -> g(x,s(+(y,x))) ) (COMMENT Example 2.16 in \cite{SK90})
Submit to AProVE Web Frontend
Edit in AProVE Web Frontend