Research Article

Proving Reliability of Image Processing Techniques in Digital Forensics Applications

Listing 25

Proof of lemma distcb_min.
Lemma distcb_min: forall p q, citydist p q >= 0.
Proof.
intros.
destruct p as [r1 c1 col1].
destruct q as [r2 c2 col2].
simpl.
lia.
Qed.