# System.Numerics

``` diff
 namespace System.Numerics {
     public static class BitOperations {
+        public static bool IsPow2(int value);
+        public static bool IsPow2(long value);
+        public static bool IsPow2(uint value);
+        public static bool IsPow2(ulong value);
     }
     public static class Vector {
+        public static Vector<TTo> As<TFrom, TTo>(this Vector<TFrom> vector) where TFrom : struct where TTo : struct;
     }
 }
```

