type affine = Bls12_381.G1.affineval affine_of_jacobian : t -> affineval jacobian_of_affine : affine -> ttype affine_array = Bls12_381.G1.affine_arrayval compressed_size_in_bytes : intval of_compressed_bytes_opt : Bytes.t -> t optionval of_compressed_bytes_exn : Bytes.t -> tval add_inplace : t -> t -> unitval add_bulk : t list -> tval pippenger : ?start:int -> ?len:int -> t array -> Scalar.t array -> t