def eta

bend-collections-laws-math@1.0.0.0 · proofs/math/typed/f64fmod.bend:151

import Base
import bend-collections-laws-math@1.0.0.0/src/math/w64.bend as X
import bend-collections-laws-math@1.0.0.0/src/math/u64.bend as WU

151def eta(p: WU.U64 & WU.U64) -> {p == (X.pfst(p), X.psnd(p)) : WU.U64 & WU.U64}:
152  match p:
153    case (a, b):
154      {==}