crypto/ecdsa.PrivateKey.Add (method, view implemented interface methods)

2 uses

	crypto/ecdsa (current package)
		ecdsa.go#L327: 		x, y = c.Add(x1, y1, x2, y2)

	crypto/elliptic
		elliptic.go#L33: 	Add(x1, y1, x2, y2 *big.Int) (x, y *big.Int)