def and
import bend-collections-laws-crypto@1.0.0.0/spec/crypto/sha512.bend as Sha512import Base
import bend-collections-laws-crypto@1.0.0.0/src/crypto/sha512/types.bend as T
30def and(a: T.Lane, b: T.Lane) -> T.Lane:
31 match a b:
32 case T.W{ah, al} T.W{bh, bl}:
33 T.W{U32.and(ah, bh), U32.and(al, bl)}