arnoldjm

7 ms·

1. 1.▲
   by arnoldjm 6mo ago

   Take a look at the "rsqrt_rcp" section of reference [6] in the accuracy report by Gladman et al referenced above. I did that work 10 years ago because some people at CERN had reported getting different results from certain program
2. 2.▲
   by arnoldjm 3y ago

   I recall from 1965 getting an error message message something like this from the Fortran complier on a Univac 1107 system after receiving too many error messages: "Do not attempt to learn Fortran using Monte Carlo method. Buy a manual
3. 3.▲
   CERN: “Electrical perturbation” leads to shutdown of LHC(home.cern)

   1 points by arnoldjm 3y ago|2 comments
4. 4.▲
   by arnoldjm 3y ago

   From news item: "machine operation unlikely to resume for at least several weeks" Voir en français: https://home.cern/fr/news/news/accelerators/accelerator-repo...
5. 5.▲
   by arnoldjm 3y ago

   I looked into this issue with rsqrt (and with rcp as well) between Intel and AMD processors in connection with CERN some years ago (2016). An unpublished report can be found at [1]. TL;DR: The same (very small) executables gave different r
6. 6.▲
   by arnoldjm 3y ago

   From their FAQ "Do you deliver overseas?": "We are delighted to say we now offer worldwide shipping." But it ain't cheap.