[Agda] Why is propositional equality "Set a" instead of just Set?

[Nils Anders Danielsson]

On 2013-08-22 15:22, Nils Anders Danielsson wrote:
> However, I guess that we could add another flag:
> --ignore-size-of-indices.

Or perhaps a pragma that attaches to individual mutual blocks.

I've now switched to the following definition:

   data _≅_ {ℓ} {A : Set ℓ} (x : A) : {B : Set ℓ} → B → Set ℓ where
      refl : x ≅ x

-- 
/NAD