diff --git a/utils/geometry/geometry.go b/utils/geometry/geometry.go
index 38d010e..8a125fd 100644
--- a/utils/geometry/geometry.go
+++ b/utils/geometry/geometry.go
@@ -146,7 +146,7 @@ func CalcNewCoordinate[V generic.SignedNumber](x, y, angle, distance V) (newX, n
 }
 
 // CalcAngleDifference 计算两个角度之间的最小角度差
-func CalcAngleDifference[V generic.Number](angleA, angleB V) V {
+func CalcAngleDifference[V generic.SignedNumber](angleA, angleB V) V {
 	pi := math.Pi
 	t := angleA - angleB
 	a := t + V(pi)
diff --git a/utils/geometry/position.go b/utils/geometry/position.go
index 51563b2..2ea8a64 100644
--- a/utils/geometry/position.go
+++ b/utils/geometry/position.go
@@ -79,6 +79,37 @@ func (slf Point[V]) Div(point Point[V]) Point[V] {
 	return NewPoint(slf.GetX()/point.GetX(), slf.GetY()/point.GetY())
 }
 
+// Abs 返回位置的绝对值
+func (slf Point[V]) Abs() Point[V] {
+	return NewPoint(V(math.Abs(float64(slf.GetX()))), V(math.Abs(float64(slf.GetY()))))
+}
+
+// Max 返回两个位置中每个维度的最大值组成的新的位置
+func (slf Point[V]) Max(point Point[V]) Point[V] {
+	x, y := slf.GetXY()
+	px, py := point.GetXY()
+	if px > x {
+		x = px
+	}
+	if py > y {
+		y = py
+	}
+	return NewPoint(x, y)
+}
+
+// Max 返回两个位置中每个维度的最小值组成的新的位置
+func (slf Point[V]) Min(point Point[V]) Point[V] {
+	x, y := slf.GetXY()
+	px, py := point.GetXY()
+	if px < x {
+		x = px
+	}
+	if py < y {
+		y = py
+	}
+	return NewPoint(x, y)
+}
+
 // NewPointCap 创建一个由 x、y 坐标组成的点，这个点具有一个数据容量
 func NewPointCap[V generic.SignedNumber, D any](x, y V) PointCap[V, D] {
 	return PointCap[V, D]{