def aria_d13
import bend-osdev-aria@0.1.0.0/PROOF.bend as PROOFimport Base
import bend-osdev-aria@0.1.0.0/aria.bend as A
6560def aria_d13(+s: A.LcAriaSt) -> {s == A.aria.u13(A.aria.d13(s)) : A.LcAriaSt}:
6561 %aria_e12(A.aria.d12(s)) : {s == A.aria.u12(_) : A.LcAriaSt}
6562 aria_d12(s)