law le_shr
import lawful-arrays@0.1.0.0/proof_index.bend as ProofIndeximport Base
66law le_shr:
67 for +n: U32
68 for +i: U32
69 for +p: Nat
70 for +hn: {U32.to_nat(n) == Nat.pow(2n, 1n+p) : Nat}
71 for +hz: {U32.is_lt(i, U32.shr(n)) == False{} : Bool}
72 {U32.is_le(U32.shr(n), i) == True{} : Bool}