From ebe0a8148af336b582a0e16f4a26856210c3d59d Mon Sep 17 00:00:00 2001
From: Azat Ibrakov <azatibrakov@gmail.com>
Date: Sun, 9 Jul 2023 02:47:23 +0200
Subject: [PATCH] Fix errors

---
 src/Fractions/mod.cs | 6 +++---
 src/Gon/point.cs     | 4 ++--
 src/Gon/segment.cs   | 4 ++--
 3 files changed, 7 insertions(+), 7 deletions(-)

diff --git a/src/Fractions/mod.cs b/src/Fractions/mod.cs
index 04713aa..957775b 100644
--- a/src/Fractions/mod.cs
+++ b/src/Fractions/mod.cs
@@ -45,7 +45,7 @@ public Fraction(BigInteger numerator, BigInteger denominator)
 
         public static bool operator >(Fraction self, Fraction other) => self.CompareTo(other) > 0;
 
-        public bool Equals(Fraction other)
+        public bool Equals(Fraction? other)
         {
             if (ReferenceEquals(other, null))
                 return false;
@@ -54,7 +54,7 @@ public bool Equals(Fraction other)
             return numerator.Equals(other.numerator) && denominator.Equals(other.denominator);
         }
 
-        public override bool Equals(object other) => Equals(other as Fraction);
+        public override bool Equals(object? other) => Equals(other as Fraction);
 
         public override int GetHashCode()
         {
@@ -75,7 +75,7 @@ public override int GetHashCode()
             return numerator < BigInteger.Zero ? -result : result;
         }
 
-        public int CompareTo(Fraction other)
+        public int CompareTo(Fraction? other)
         {
             return ReferenceEquals(other, null)
                 ? 1
diff --git a/src/Gon/point.cs b/src/Gon/point.cs
index 8dec1ad..dc79305 100644
--- a/src/Gon/point.cs
+++ b/src/Gon/point.cs
@@ -47,7 +47,7 @@ public Point(Scalar x, Scalar y)
 
         public static bool operator !=(Point<Scalar> self, Point<Scalar> other) => !(self == other);
 
-        public bool Equals(Point<Scalar> other)
+        public bool Equals(Point<Scalar>? other)
         {
             if (ReferenceEquals(other, null))
                 return false;
@@ -56,7 +56,7 @@ public bool Equals(Point<Scalar> other)
             return x.Equals(other.x) && y.Equals(other.y);
         }
 
-        public override bool Equals(object other) => Equals(other as Point<Scalar>);
+        public override bool Equals(object? other) => Equals(other as Point<Scalar>);
 
         public override int GetHashCode() => (x, y).GetHashCode();
     }
diff --git a/src/Gon/segment.cs b/src/Gon/segment.cs
index 1b84eea..a5f435f 100644
--- a/src/Gon/segment.cs
+++ b/src/Gon/segment.cs
@@ -24,7 +24,7 @@ public Segment(Point<Scalar> start, Point<Scalar> end)
         public static bool operator !=(Segment<Scalar> self, Segment<Scalar> other) =>
             !(self == other);
 
-        public bool Equals(Segment<Scalar> other)
+        public bool Equals(Segment<Scalar>? other)
         {
             if (ReferenceEquals(other, null))
                 return false;
@@ -34,7 +34,7 @@ public bool Equals(Segment<Scalar> other)
                 || start.Equals(other.end) && end.Equals(other.start);
         }
 
-        public override bool Equals(object other) => Equals(other as Segment<Scalar>);
+        public override bool Equals(object? other) => Equals(other as Segment<Scalar>);
 
         public override int GetHashCode() => (start, end).GetHashCode();
     }