njuffa

Questions Linux Laravel Mysql Ubuntu Git Menu

HTML CSS JAVASCRIPT SQL PYTHON PHP BOOTSTRAP JAVA JQUERY R React Kotlin

njuffa has asked 29 questions and find answers to 162 problems.

Stats

About

njuffa questions

Fast implementation of complementary error function with 5-digit accuracy
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

njuffa answers

How to divide a 128-bit dividend by a 64-bit divisor, where the dividend's bits are all 1's, and where I only need the 64 LSBs of the quotient?
Fast implementation of complementary error function with 5-digit accuracy
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