+ def st(self) -> Tuple[int, int]: ...
+
+ @property
+ def point_size(self) -> int: ...
+
+ def contains(self, point: Tuple[int, int]) -> bool: ...
+
+
+def public_key(curve: GOST3410Curve, prv: int) -> PublicKey: ...
+
+
+def sign(curve: GOST3410Curve, prv: int, digest: bytes, rand: bytes=None) -> bytes: ...
+