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njuffa's user avatar
njuffa's user avatar
njuffa's user avatar
njuffa
  • Member for 8 years
  • Last seen this week
33 votes

stupid + stupid = brilliant in scientific computing

14 votes
Accepted

Whittaker-Shannon interpolation: Accuracy dies with speedup; can it be fixed?

12 votes
Accepted

Accurate and efficient computation of the inverse Langevin function

12 votes
Accepted

What is the best method of computing $a^{(k)}/k!$?

10 votes

Accurate computation of logbinomial(x,y)

10 votes
Accepted

Analytical convergent sequence and numerical divergent sequence

10 votes

About faster approximation of log(x)

9 votes
Accepted

Fast and accurate double precision implementation of incomplete gamma function

6 votes

Faster Logistic Function

6 votes
Accepted

When Using Taylor Expansion for a Simple Function is a better way to compute?

5 votes

More stable algorithm to calculate `sqrt(a^2 + b^2) - abs(a)` in MatLab

4 votes
Accepted

The name of an exotic number format: float with exponent bits replaced with another float

4 votes
Accepted

Robust unit test for reciprocal approximation

4 votes
Accepted

Exponent log to compute reciprocal power?

3 votes

Robust ways of evaluating $j_n(x+iy)/e^y$

3 votes

Robust computation of the mean of two numbers in floating-point?

3 votes

SLATEC Routine Computes Givens Rotation in Unexpected Way

2 votes

Why is $\exp(\ln(x))-x\neq0$ in floating point arithmetic?

1 vote

Hack for using hardware to take square roots of 128 bit numbers