def ie_f
import bend-collections-laws-math@1.0.0.0/proofs/math/typed/f64close.bend as F64closeimport Base
import bend-collections-laws-math@1.0.0.0/src/math/f64.bend as F
59def ie_f(+a: F.F64, +b: F.F64, +rel: F.F64, +at: F.F64) -> {F.ic_eq(a, b, rel, at, False{}) == F.ic_inf(a, b, rel, at, Bool.or(F.is_inf(a), F.is_inf(b))) : Bool}:
60 {==}