Add generic math abs

math/math.go

@@ -0,0 +1,13 @@
+package mathutils
+
+type SignedNumber interface {
+	~int | ~int8 | ~int16 | ~int32 | ~int64 | ~float32 | ~float64
+}
+
+func Abs[T SignedNumber](num T) T {
+	if num > 0 {
+		return num
+	} else {
+		return num * -1
+	}
+}