def u.not_lt
import bend-osdev-u32@0.1.0.0/PROOF_order.bend as PROOFOrderimport Base
329def u.not_lt(+a: U32, +b: U32, +e: {ult(a, b) == False{} : Bool}) -> {ule(b, a) == True{} : Bool}:
330 %Equal.sym(Cmp, U32.cmp(b, a), cm.flip(U32.cmp(a, b)), u.flip(a, b)) : {Cmp.is_le(_) == True{} : Bool}
331 cm.le_flip(U32.cmp(a, b), e)