pub fn kernel_ty() -> Expr
Kernel : ParameterizedProblem → Nat → Type A kernelization of size f(k): reduces any instance (x,k) to (x’,k’) with |x’| ≤ f(k) and (x,k) ∈ L ↔ (x’,k’) ∈ L.
Kernel : ParameterizedProblem → Nat → Type