Beastly Numbers
In collection: Basically computer science
It seems unlikely that two computers, designed by different people 1800 miles apart, would be upset in the same way by the same two floating-point numbers 65535... and 4294967295... , but it has happened.
URL: http://www.cs.berkeley.edu/~wkahan/tests/numbeast.ps
Entry: https://read.somethingorotherwhatever.com/entry/Kahan

PDF for William Kahan's Beastly Numbers paper:

https://people.eecs.berkeley.edu/~wkahan/tests/numbeast.pdf

"It seems unlikely that two computers, designed by different people 1800 miles apart, would be upset in the same way by the same two floating-point numbers 65535... and 4294967295... , but it has happened."

#postmortem #floatingpoint #x87 #cyrix

@esoterica