...Blackford
(formerly L. S. Ostrouchov) University of Tennessee, Knoxville, USA
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...Cleary
University of Tennessee, Knoxville, USA
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...Demmel
University of California at Berkeley, USA
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...Dongarra
University of Tennessee, Knoxville, and Oak Ridge National Laboratory, Oak Ridge, TN, USA
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...Hammarling
University of Tennessee, Knoxville, and Numerical Algorithms Group Ltd., Oxford, UK
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...Netlib
http://www.netlib.org/scalapack/index.html
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...precision
A common definition of the relative machine precision, or unit roundoff, is the smallest positive floating point value, 3#3, such that 4#4, where 5#5 is the floating point representation of x. See [&make_named_href('', "node12.html#Higham:96","[12]"), Chapter 2,] for further details.
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...machines
It should be noted that there is also a radix independent standard ([&make_named_href('', "node12.html#IEEE:RIFPA","[14]")]).
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...change
It is not clear whether or not this can be assumed for subnormal (denormalized) numbers.
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...overflow
At the time of testing ScaLAPACK version 1.2, the HP9000 exhibited this behavior
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...zero
The DEC Alpha, at the time of writing, is an example.
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...ScaLAPACK
Version 1.2
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...Netlib
http://www.netlib.org/
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Jack Dongarra
Fri Aug 30 15:13:52 EDT 1996