Document GPU kernel audit progress

PerfectNumbers.Core/Gpu/Kernels/NumericProbeKernels.cs

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+using System.Numerics;
+using ILGPU;
+using ILGPU.Runtime;
+using PeterO.Numbers;
+using Open.Numeric.Primes;
+
+namespace PerfectNumbers.Core.Gpu;
+
+internal static class NumericProbeKernels
+{
+    public static void OpenNumericPrimesIsPrimeKernel(Index1D index, ArrayView1D<int, Stride1D.Dense> data)
+    {
+        ulong value = (ulong)(index + 2);
+        bool isPrime = Prime.Numbers.IsPrime(value);
+        data[index] = isPrime ? 1 : 0;
+    }
+
+    public static void BigIntegerKernel(Index1D index, ArrayView1D<int, Stride1D.Dense> data)
+    {
+        BigInteger value = new BigInteger(data[index]);
+        value += BigInteger.One;
+        value -= BigInteger.One;
+        value *= new BigInteger(2);
+        value /= new BigInteger(3);
+        value %= new BigInteger(5);
+        int comparison = value.CompareTo(BigInteger.Zero);
+        data[index] = comparison;
+    }
+
+    public static void EIntegerKernel(Index1D index, ArrayView1D<int, Stride1D.Dense> data)
+    {
+        EInteger value = EInteger.FromInt32(data[index]);
+        value = value + EInteger.One;
+        value = value - EInteger.One;
+        value = value * EInteger.FromInt32(2);
+        value = value.Divide(EInteger.FromInt32(3));
+        value = value.Remainder(EInteger.FromInt32(5));
+        int comparison = value.CompareTo(EInteger.Zero);
+        data[index] = comparison;
+    }
+
+    public static void ERationalKernel(Index1D index, ArrayView1D<int, Stride1D.Dense> data)
+    {
+        ERational value = ERational.FromInt32(data[index]);
+        ERational adjusted = (value + ERational.FromInt32(1)) - ERational.FromInt32(1);
+        ERational product = adjusted * ERational.FromInt32(2);
+        ERational quotient = product / ERational.FromInt32(3);
+        int comparison = quotient.CompareTo(ERational.FromInt32(0));
+        data[index] = comparison;
+    }
+}