mlemanczyk/even-perfect-numbers-scanner
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Simplify prime guards and adopt unified mulmod

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Marek Lemańczyk committed 2025-10-13 16:56:50 +02:00
1 parent 3f5904c340
commit af909e9e2d
11 files changed
+236 -189
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PerfectNumbers.Core/Gpu/MersenneNumberDivisorMontgomeryGpuBuilder.cs
+1 -1
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@@ -118,7 +118,7 @@ internal sealed class MersenneNumberDivisorMontgomeryGpuBuilder : IDisposable
ulong nPrime = ComputeMontgomeryNPrime(modulus);
ulong montgomeryOne = ComputeMontgomeryResidue64(modulus);
ulong montgomeryTwo = montgomeryOne.MulMod64GpuCompatible(2UL, modulus);
ulong montgomeryTwo = montgomeryOne.MulMod64(2UL, modulus);
ulong montgomeryTwoSquared = MontgomeryMultiplyGpu(montgomeryTwo, montgomeryTwo, modulus, nPrime);
destination[idx] = new MontgomeryDivisorData(