ARITH23 Debate: John Gustafson vs. William Kahan
dancefan · Talk · 1 h 35 min · 2016 · YouTube title: The Great Debate @ARITH23: John Gustafson and William Kahan
Why it's here
It is the go-to primary source whenever HN discusses posits versus IEEE floats, valued for Kahan's sharp critique despite the poor audio.
What it covers
A 95-minute recorded debate at the ARITH23 computer arithmetic conference between John Gustafson, proponent of unums/posits, and William Kahan, architect of IEEE 754 floating point. They argue the merits of the new number formats versus conventional floats and interval arithmetic.