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Testing Roundoff
A talk has been circulating (HT: Hacker News) from a conference celebrating 50 years of scientific computing at Stanford where the author, William Kahan, discusses an old and sadly disused trick for...
View ArticleStopping your program at the first floating point error
If you know that somewhere in your program, there lurks a catastrophic numerical bug that puts NaNs or Infs into your results and you want to know where it first happens, the search can be a little...
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