Update comments

1 files changed, 2 insertions, 1 deletions

diff --git a/ecp.cpp b/ecp.cpp
index a77d555f..036296a7 100644
--- a/ecp.cpp
+++ b/ecp.cpp
@@ -896,6 +896,7 @@ ECP::Point ECP::AdditionFunction::operator()(const Point& P, const Point& Q) con
 		bool double_P = field.Equal(P.x, Q.x) && field.Equal(P.y, Q.y);

 		bool identity = field.Equal(P.x, Q.x) && !field.Equal(P.y, Q.y);

 

+		// This code taken from Double(P) for below

 		identity = static_cast<bool>((double_P * (P.identity + (P.y == field.Identity()))) + identity);

 

 		if (double_P)

@@ -910,7 +911,7 @@ ECP::Point ECP::AdditionFunction::operator()(const Point& P, const Point& Q) con
 		}

 		else

 		{

-			// Original Double (P,Q) code

+			// Original Add(P,Q) code

 			FieldElement t = field.Subtract(Q.y, P.y);

 			t = field.Divide(t, field.Subtract(Q.x, P.x));

 			FieldElement x = field.Subtract(field.Subtract(field.Square(t), P.x), Q.x);