(GOAL COMPLEXITY) (STARTTERM (FUNCTIONSYMBOLS f3)) (VAR A B) (RULES f1(A, B) -> Com_1(f300(A, C)) [ 0 >= A + 1 ] f1(A, B) -> Com_1(f1(A + 1, B)) [ A >= 0 ] f3(A, B) -> Com_1(f1(A, B)) )