NO * Step 1: FromIts NO + Considered Problem: Rules: 0. f0(A,B,C) -> f5(0,0,C) True (1,1) 1. f5(A,B,C) -> f5(1 + A,2 + B,D + E) [B >= 0 && A + B >= 0 && -1*A + B >= 0 && A >= 0] (?,1) 2. f5(A,B,C) -> f16(A,B,C) [B >= 0 && A + B >= 0 && -1*A + B >= 0 && A >= 0] (?,1) Signature: {(f0,3);(f16,3);(f5,3)} Flow Graph: [0->{1,2},1->{1,2},2->{}] + Applied Processor: FromIts + Details: () * Step 2: CloseWith NO + Considered Problem: Rules: f0(A,B,C) -> f5(0,0,C) True f5(A,B,C) -> f5(1 + A,2 + B,D + E) [B >= 0 && A + B >= 0 && -1*A + B >= 0 && A >= 0] f5(A,B,C) -> f16(A,B,C) [B >= 0 && A + B >= 0 && -1*A + B >= 0 && A >= 0] Signature: {(f0,3);(f16,3);(f5,3)} Rule Graph: [0->{1,2},1->{1,2},2->{}] + Applied Processor: CloseWith False + Details: () NO