njuffa

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njuffa has asked 28 questions and find answers to 160 problems.

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njuffa questions

Optimized 53->32 bit modulo computation on 32-bit processors
Accurate floating-point computation of the sum and difference of two products
Robustly and accurately computing natural logarithm of quotient of two floating-point numbers
Accurate vectorizable implementation of acosf()
Accurate computation of scaled complementary error function, erfcx()
Most accurate way to compute asinhf() from log1pf()?
Efficient faithfully-rounded implementation of error function erff()
Vectorizable implementation of complementary error function erfcf()
Implementation of sinpi() and cospi() using standard C math library
Optimal 9-element sorting network that reduces to an optimal median-of-9 network?

njuffa answers

Floating Point numbers on VAX machine
Converting from IEEE-754 to Fixed Point with nearest rounding
How can I do efficiently bitwise majority voting on 3, 5, 7, 9 inputs with SSE/SSE2/AVX/...?
Is it possible to implement nextafter w/o obtaining a binary representation?
Strength reduction on floating point division by hand
Is GTX 680 Capable of Concurrent Data Transfer
Power of 2 approximation in fixed point
Accurate floating-point computation of the sum and difference of two products
How to specify alignment for global device variables in CUDA
CUDA assembly instructions